Upgrading RAM on your Dell OptiPlex GX620 Desktop Computer is easy, we carry compatible RAM Memory Upgrade for Dell OptiPlex GX620 Desktop Computer, the Dell OptiPlex GX620 Desktop Computer takes the PC2-4200 DDR2 SDRAM DIMMs. The Software Apps required are: SetPoint, Logitech Control Center, Connect. 26-01-2010 08:00 AM. ) for PCIe. 6GHz Pentium 4 660 CPU, 512MB of RAM, and an 80GB hard drive--standard fare for a business computer. Your PC doesn't know the difference. I inserted them in two of the 4 slots, next to each other and left the existing 512k RAM in the remaining 2 slots. Dec 14, 2013. DDR3 and DDR3L are socket compatible, however, It is NOT compatible with computers using 4th Generation Intel (Haswell) processors, which exclusively support 1. 1-3-4: First 64 K RAM odd. Supports Dual Channel DDR. You can only use 3GB. Or fastest delivery Sep 14 - 18. 2. Get the best deals on Dell PC Mini Desktops and find everything you'll need to improve your home office setup at eBay. The RAM is the moot mood point of the GX 620, simply because the chipset that was implemented on the motherboard does not support addressing more than 4 GiB RAM. The storage media used in this desktop is a hard. If yes, plz mention its model number and if no, then plz tell me which is the highest supported cpu. 8, and 2gb ddr2 ram. 8GHZ. One module was a 512 MB and the other was a 1 GB module. Computer Components & Parts; Memory (RAM) Computer Cases & Accessories; CPUs/Processors; Fans, Heat Sinks & Cooling; Graphics/Video Cards; Interface/Add-On Cards;Carte mère pour Dell Optiplex 745 HR330 RF703 965g Chine Hr330703 et 965Rf g prix. 50 $ 19. Dell OptiPlex GX620 MT (305W PSU) - BIOS A11. Add to cart. 5. Dell GX620 has a Pentium 4 Dual Core 3. On the Install Windows screen, select Repair your computer. Improve Dell Optiplex GX620 for gaming. 5” floppy. Dell optiplex gx620 ram maximum. Your system can hold 4GB of memory, Your better off doing 4 x 1GB, or 2 x 2GB of memory, Memory Type 533-MHz and 667-MHz DDR2 SDRAM Memory connectors 4 Memory modules supported 256-MB, 512-MB, 1-GB, or 2-GB non-ECC Minimum memory dual-channel: 512 MB; single-channel: 256 MB Maximum memory 4 GB BIOS address F0000h. Hello, I have a Dell Optiplex GX620, mini-tower, with 3. &nb. Mini tower managed pc systems (174 pages)27-07-2011 11:00 AM. The audio or sound recording issues may be caused due to an outdated audio driver, audio recording settings, no microphone available on the computer, faulty microphone, or microphone settings on the third-party software such as Skype, Zoom, Microsoft Teams, Google Hangouts, Google Meet, Discord, and so on, that you are using. This full-featured mainstream. Pentium D 3. Forums. com. Discover amazing Dell technology through Dell products like desktops, 4K monitors, touchpads, laptops & more for personal, business or gaming solutions. Win XP 32 bit. Dell. 4GB 4 X 1GB DDR2 PC2-5300 667Mhz Dell OptiPlex GX620 DT/ MT/SFF Memory RAM. Dell™ OptiPlex™ 760. I also found a compatible graphics card and a Pentium D 945. Plug the power cable to the computer and wait for 10 seconds for the CMOS to clear. Memory problems with a Dell GX620. Whether you are looking to configure your OptiPlex GX620 yourself or upgrade it, equipping a device with sufficient RAM is one quick and easy way to ensure smoother and more. 0 GB ram, with a fixed amount of installed PC2-4200 DDR2 SDRAM DIMMs. 4x. These GT710 cards do not work in GX620. I have one question, can a GT 710 with 2GB of video memory work on an Optiplex GX620? The form factor is Minitower. It sees 3. Connector: 1 x 24-pin Motherboard Power, 2 x SATA Power, 1 x 4-Pin Molex, 1 x Floppy Power, 1 x 4-Pin ATX Power, Input 100-120V or 200-240V, output 280W Max. Insert the installation media you created, and then restart your PC. 2. When I try to play big games like Saints Row The Third, the framerate becomes very choppy and the game is unplayable. A-Tech 4GB (2X 2GB) Memory RAM Kit for Dell OptiPlex 755, 745, 740, GX620, GX520, 360, 330, 160, FX160, (MT, DT, SFF, USFF) - DDR2 667MHz PC2-5300 Non-ECC DIMM Modules. 1-3-3: First 64 K RAM chip or data line failure (multi bit) Troubleshoot the memory and memory slots. Dell GX620 has a Pentium 4 Dual Core 3. Hi, I recently bought a cheap GX620 on ebay for my daughters first PC and it currently only has 1GB RAM. 4. Aunque el chipset soporte una cpu, debe hacerlo también la bios y ademas el VRM (lo que da el voltaje a la cpu). compare. 5. If any upgrade needs to be done, you can only upgrade to. czarsun. As long as your Dell Optiplex gx620 has a working USB. D. Gx620 optiplex troubleshooting ifixitDell optiplex gx520 user manual pdf download Gx620 optiplex motherboardDell optiplex gn reference and installation manual pdf download. The RAM upgrade worked perfectly but it appears the 32 bit version limits it to 4GB . Move the 2-pin jumper plug back to the password jumper. DELL OPTIPLEX GX620 PC TOWER NO HDD 3GB RAM PENTIUM 4 @3GHZ *PARTS* (2) 2 product ratings - DELL OPTIPLEX GX620 PC TOWER NO HDD 3GB RAM PENTIUM 4 @3GHZ *PARTS* $69. . Dell Kh290 System Board For Optiplex Gx620 Sff-Kh290. It is running XP pro and I have no intention of changing anytime soon. 18945. Hello, I have a six-year-old Dell Optiplex GX620 with an internal Hitachi 80GB hard drive and 1GB RAM (four slots with two slots of 0. (1, 3, 2, or one beep, then three beeps, then two beeps. Desktop Dell Inspiron 620 Quick Reference Manual. Crucial Memory and SSD. 5 gigs. A-Tech 4GB (2X 2GB) Memory RAM Kit for Dell OptiPlex 755, 745, 740, GX620, GX520, 360, 330, 160, FX160, (MT, DT, SFF, USFF) - DDR2 667MHz PC2-5300 Non-ECC. It's performed f. The Dell OptiPlex GX620 is equipped with 4 DIMM memory slots, allowing for expandability and flexibility in terms of memory upgrades. Where to buy. 8Ghz and 3. 4x. Quick reference guide (48 pages) Desktop Dell OptiPlex GX620 User Manual. This particular unit is equipped with a P4 3. 2. czarsun. 00 Used. 1-3-2: First 64 K RAM test in progress or failure: Troubleshoot the memory and memory slots. More speed with little fuss: Installing and testing RAM modulesOptiPlex GX620. Enter model or choose from the list below. Go to step 1 RAM should be replaced if the computer has memory issues. Community member Speedstep regularly mentioned running Win10 on his GX620. trâm Đ/C. Hardware. I have the dell Inspiron 620 and i am pretty sure that i can pu 8gb ram. Supports Dual Channel DDR. 0 out of 5 stars Memory for Dell OptiPlex GX620 Series Desktop. When I check the memory in the BIOS (version A11) it reports two 2 GB DIMMS. $1197. Regardless of 32 or 64 bit OS the GX620 will ONLY be able to use 3. The boot up Dell splashscreen also updated itself and now displays the Pentium D logo instead of the Pentium 4 logo. Almost all the hardware in the GX620 is native to WIN7 or WIN8 EXCEPT the Audio. In terms of storage capacity, the Dell OptiPlex GX620 provides a total of 250 GB. I am using a GX620 and was kindly provided with 4Gb RAM for it. 240GB 2. Crucial 4gb Pc3l-12800 Ddr3 Laptop RAM Ct4g3s160bm. . Additional standard capabilities of the Dell OptiPlex GX620 include an optical drive, Ethernet port, front and rear audio, USB ports, and support for older technologies such as 3. 60 Hyperthreading processor, 4gb of memory, 300gb Sata hard drive, Sony DVDRW drive, an upgraded Geforce video card and 2 USB in the front 6 USB in the back. My GX620 currently has two 1GB memory modules but as I now have Windows7 64-bit, what is the maximum memory I can install? The upgrade section says 4GB (with the warning that a 32-bit OS will see. Where to buy. Step 2: Run the detect drivers scan to see available updates. Whether you are looking to configure your OptiPlex GX620 yourself or upgrade it, equipping a device with sufficient RAM is one quick and easy way to ensure smoother and more efficient operations. If the built-in self-test LED turns on, then the power supply unit. BAD DVD. . Dell Optiplex GX620 250gb hdd Win10 7 home Pentium 4 2. Computer Components & Parts; Memory (RAM) Computer Cases & Accessories; CPUs/Processors; Fans, Heat Sinks & Cooling; Graphics/Video Cards;Porque los equipos dell dan luz naranja como solucionarloGet drivers and downloads for your Dell OptiPlex GX620. Sponsored. 4GB 2x2GB Dell OptiPlex 960 RAM Memory DDR2. Compare. 99. I recently was unable to boot my computer because there were two faulty memory modules as diagnosed by the Dell test program. The Dell also comes with an Acer 22in monitor, Altec Lansing speakers, keyboard and microsoft mouse. A good place to start is the Crucial System Scanner tool. (Which has a maximum of 25 channels. Free shipping. 35 V operation for memory. 4GB 4 X 1GB DDR2 PC2-5300 667Mhz Dell OptiPlex GX620 DT/ MT/SFF Memory RAM. 99. Desktop Mainboard For DELL Optiplex GX620 MT HJ780 F8098 HH807 X9682 CJ334 Motherboard Fully Teste Used: Optiplex GX620 Tower 400GB HDD, 4GB Ram, DVD-Rom, Windows XP Professional For DELL Optiplex GX620 MT Desktop Motherboard 0HH807 HH807 CN-0HH807 F8098 X9682 Perfect Test Before Shipment AliExpressNote: On any OptiPlex built since 2012 (that is, 7010/9010/9010 AIO), Dell has stopped using all beep codes except for the Memory Failure code. . Computer Memory Solutions StoreVisit Store. com. com Search Desktop Dell Inspiron 620 Quick Reference Manual. When I try to add the 4th Gb, the computers won't boot and give a beeping. Step 3: Choose which driver updates to install. 4GHz - refurbished for $40. Side Refine Panel. Just upgraded my Optiplex GX620 CPU: From a Pentium 4 521, 2. Smaller games, like Tropico 4, work pretty well, but are still a little. 00 New. com FREE DELIVERY possible on. Was terribly slow with only 1GB installed. Just upgraded my Optiplex GX620 CPU: From a Pentium 4 521, 2. Purchased copy of OS/X 10. Dell Desktop computer Tower Optiplex GX620 2. I recently installed 4 GB of memory (using 4 GB (2x2 GB) G. The boot up Dell splashscreen also updated itself and now displays the Pentium D logo instead of the Pentium 4 logo. 5” floppy disks. It has 4 DIMM slots with a 4 GB capacity. Dell OptiPlex GX620 and GX520 Direct Detect™ keeps the pulse on the health of your system • Provides quick and convenient status indication of your hard-drive activity, network connectivity. My second question is about the memory speed on my GX620. It also covers the features, specifications, and warranty information of the OptiPlex GX620 model. Move the 2-pin jumper plug back to the password jumper. Toshiba Computer Memory (RAM) with 2 Modules and 200 Pins; Toshiba Computer Memory (RAM) with 2 Modules and 200 Pins. Whether you are looking to configure your OptiPlex GX620 yourself or upgrade it, equipping a device with sufficient RAM is one quick and easy way to ensure smoother and more efficient operations. Get parts and accessories upgrades for your Dell OptiPlex GX620. I decided to make the RAM up to 4 GB so I removed both 512 MB modules and the faulty 1 GB module with a view to having four 1 GB. DDR1 SDRAM Computer 256 MB Total Capacity Memory (RAM) DDR1 SDRAM Computer 256 MB Total Capacity Memory (RAM) Side Refine Panel. . 98. Install memory in pairs. OptiPlex 210L OptiPlex 210Ln OptiPlex 3000 Micro OptiPlex 3000 SFF OptiPlex 3000 Tower OptiPlex 3010 Desktop OptiPlex 3010 Mini Tower OptiPlex 3010 Small Form Factor OptiPlex 3011 All-in-One. Upgrading RAM in a Dell GX620. x Just about any cheap NVIDIA late-model PCIe video card. I take it you really want to keep the 620 going. $3299. Install memory in pairs. After installing the 4GB RAM, it wouldn't boot up. After downloading you should open the archive and extract the Dell Latitude 110L driver to any location, then double-click the lost audio drivers windows 7 executable file to start the driver installation process. 5GB) running the latest version of Windows XP. Thats why you should only buy ram that is Specifically Compatible with your system. ) If your computer was built after 2012 and is making any other beep code, contact technical support for further help. 99. Ram Ddr3/ 2Gb Bus 1600Mhz Kingston Spc 3. 80ghx 2 gig ram - $50 (Mount joy) Dell Optiplex GX620. Get the best deals for Dell DELL GX620 PC Desktop at eBay. OptiPlex GX620 User's Guide is a PDF manual that provides detailed instructions on how to set up, operate, troubleshoot, and maintain your Dell desktop computer. Pentium D 3. hola, tengo un dell optiplex gx620 con un pentium 4, lo quise actualizar con un e2140, no me arranco, tambien le puse un q6600, tampoco arranco, de la lista, creo que solo soporta pentium, pentium d y. The Dell OptiPlex GX620 is equipped with 4 DIMM memory slots, allowing for expandability and flexibility in terms of memory upgrades. This memory is 533 MHz DDR2 memory. Hi. Jan 30, 2018 #1 My current desktop computer is running on original Dell 2 x1GB PC2-5300 555Mhz ram, working very. Dell OptiPlex GX620 Win XP Computer Lpt RS-232 CD - ROM PCI Pcie 2GB 160GB M613. Side Refine Panel. Trang Chủ; Máy tính, máy văn phòng; Máy tính; Kết quả tìm kiếm "gx620 core" Main Intel H81M-Asus Express - 1000 Cpu Core I3/Core I5/Core I7 . ) I went onto Amazon and found 4x1GB ram made for GX620. tif files. Intel Pentium D 960 3. Compatible Dell Desktop Model: Optiplex GX520 GX620 740 745 755 210L 320 330, Dimension C521 3100, New Style GX280. Dell's data sheet says this Dell Community / Desktops / Desktops General - Read Only / Dell Optiplex GX620: RAM qu. If that’s listed, you MUST download it and install it in order for your main chipset to run the drives as fast as it can. Supports Dual Channel DDR. Manufacturers. ). ). Number of Memory Slots: 4; PCI Express x16: 1; Onboard Video Chipset: Graphics Media Accelerator 950; CPU Type: Pentium 4 Pentium D Celeron; Model #: KH290; Item #: 9SIAJ5VAWF7920; Return Policy: View Return Policy $ I bought 2- 2GB sticks of DDR2 PC-6400 non-ECC to upgrade my GX620 Ultra Compact (only 2 memory slots) running Windows 7 Ultimate 64bit. (2M Cache, 3. Additional standard capabilities of the Dell OptiPlex GX620 include an optical drive, Ethernet port, front and rear audio, USB ports, and support for older technologies such as 3. I looked at the Dell Data Sheet and didn't see a support for Core 2's so he may be wrong. Start a Conversation. CPU. 2Ghz, 2GB of DDR2 RAM, and a 250GB hard drive. I suggest 4GB RAM (max per spec. the Dell Technology Guide at support. Gigabyte NVidia GeForce 8600GT 256MB - Silent Pipe II. 00. I take it you really want to keep the 620 going. 0. If the ram is not INTEL compatable it will not work. In agreement with JOcean. Los optiplex gx520 o gx620 solo aceptan micros netburst, no core, o sea que lo mas que acepta el gx520 es un pentium D 915, y el gx620 un pentium D 960, porque tiene mejor fuente. In zeb- Intel 945G socket 775 i have and ddr2 4gb ram. 0 out of 5 stars: Price: $19. 5GB ram. I have windows 7 utility OS and its not working with 2 GB ram. Estou satisfeito com o desempenho e principalmente por ser muito silencioso, mas gostaria de saber se há possibilidade de trocar o processador por um Core 2 Duo ou mesmo um Pentium D da série 900. Crucial Memory and SSD upgrades - 100% Compatibility Guaranteed for Dell OptiPlex GX620 Series (Ultra Small Form Factor) - FREE US Delivery. As stated, this only seems to be a problem with Gx620 with 1GB ram. Home. 1-3-1: RAM refresh verification in progress or failure: Troubleshoot the memory and memory slots. The GX620 can support 2 gig modules. Did the memory run at any point at 800 Mhz? if the system is Dell Optiplex GX620, which has a motherboard with the 945G chipset then the maximum official memory frequency supported is 667 Mhz: Community Dell. 33. 1. I want to buy the best CPU that is compatible with my pc. 0Gb/s • 540 MB/s Read, 500 MB/s Write. Posts / Dell Community / Desktops / Desktops General - Read Only / OptiPlex GX620 ram speed fo. 91 Reviews. I suggest 4GB RAM (max per spec. According to "Small Form Factor Computer Specifications" inside the manual, this motherboard accept 533 and 667 MHz DDR2 modules, it means PC2-4200 and PC2-5300 modules. In detail installed ; -SSD Kingston A400 SSD SA400S37/240G. The Dell OptiPlex GX620 desktop computer features an Intel Pentium D chipset running between 2. Note: On any OptiPlex built since 2012 (that is, 7010/9010/9010 AIO), Dell has stopped using all beep codes except for the Memory Failure code. 1-3-3: First 64 K RAM chip or data line failure (multi bit) Troubleshoot the memory and memory slots. The company was doing an upgrade. 3 Inch - 16 GB RAM - 512 GB SSD - AMD Ryzen 7 6800H - RTX 3050 - Mecha Grey - TUF707RC-DS71 - Open Box or Display Models. In terms of storage capacity, the Dell OptiPlex GX620 provides a total of 250 GB. 4GB 2x2GB Dell OptiPlex 755 Ultra SFF RAM Memory DDR2. It will not handle 64 bit Windows 10, only 32. Thanks for answering. The Dell OptiPlex GX620 desktop computer features an Intel Pentium D chipset running between 2. speedstep. CMS 1GB (1X1GB) DDR2 5300 667MHZ NON ECC DIMM Memory Ram Upgrade Compatible with Dell® Optiplex Gx620 Dt / Mt / Sff - A103. 96,4 triệu. 2 gig ram. 5 GB of RAM, and a Radeon HD5450 Graphics Card installed. PCIe is a multipurpose bus designed to put through all kinds of data to the processor. Shop by Category. Find compatible hardware (hard drives, memory, batteries) and accessories (speakers, headphones, keyboards, mice). 2) What implications are there at leaving the page file set to "no paging file". SO-DIMM PC2-3200 (DDR2-400) Computer Memory (RAM) 512 MB Capacity per Module. Or fastest delivery May 19 - 22. Get parts and accessories upgrades for your Dell OptiPlex GX620. 66 GHZ processor, 2GB of DDR2 memory, a 80GB hard drive, CDRW/DVD, and integrated LAN. We have over 3000 new GX620 desktop PC's (since Jan 2006) and have seen an increase in memory failures, 20+ to date. (If you’re not seeing this screen, your PC might not be set up to boot from a drive. 90 Reviews. 8V • 128Meg x 64 49,065. To quickly estimate your computer's age, simply find it. CMS 1GB (1X1GB) DDR2 5300 667MHZ NON ECC DIMM Memory Ram Upgrade Compatible with Dell® Optiplex Gx620 Dt / Mt / Sff - A103. It, being a desktop and not a server motherboard, uses a non-ECC type of memory. 5-inch internal SSD • SATA 6. (Technically 3. Sep 28, 2013. 99. DELL OPTIPLEX GX620 PC TOWER NO HDD 3GB RAM PENTIUM 4 @3GHZ *PARTS* Opens in a new window or tab. Shop by Category. 5-inch internal SSD • SATA 6. Windows 8 Pro 64-bit installs without incident on the GX620 SFF. Thread starter atxpiper; Start date Oct 8, 2012; Tags Motorola Phones Toggle sidebar Toggle sidebar. i am trying to turn this into a better computer for gaming, can someone tell if its possible and what new cpu, graphics card and ram I need to run a game like valorant at decent speeds like 720p and not crazy expensive parts. . $29. PC6400 is more than fast enough (I don't think the chipset will run faster than PC5300 speeds. The ram I used is: MUSHKIN 996558 4GB (2X2GB) DDR2 PC2-6400 800MHZ DUAL CHANNEL KIT 2x2GB / 800MHz. Laden Sie das Referenzhandbuch herunter und erfahren Sie, wie Sie Ihr Dell-Gerät optimal nutzen. 8 GB Total Capacity ECC RAM Computer Memory (RAM) 8 GB Total Capacity ECC RAM Computer Memory (RAM) Side Refine Panel. I am trying to upgrade the ram of 1 GB (512 MB + 512 MB) to 2 GB. I've seen it run on a 380, but very herky-jerky just for the internet. Skill DDR2 PC2-6400 DIMMs). my ram number is 2GB 2Rx8 pc2-6400u-666-12-e3 M378t5663dz3-cf7. Dell Optiplex GX620 Teardown iFixit. But I do believe the GX620 will support the 900 series. $3. Safely scan your system for max upgrade options. If you HAVE installed the main chipset drivers, and the IAA if that applies, if the computer is still running slower than you remember, then try setting the mboard’s bios Setup to defaults, or better still optimized. Compatible Components (from 23 PCs) Popular components in PC builds with the Dell OptiPlex GX620 Motherboard. CPU. Add to Cart. Software. This guide provides a features overview, specifications, and quick setup, software, and troubleshooting information for your computer. Tenho um OptiPlex GX620 com um processador Pentium D 830, chipset intel 945G, 1GB de RAM e bios versão A11. 8v. $81. Pentium D 960 (3. Free shipping. 3 out of 5 stars: 2. Dell OptiPlex GX620 Systems User's Guide. I have Dell GX620 Tower with intel i945P/PL/G/GZ chipset Motherboard model (0HH807). Computer Components & Parts; Memory (RAM) Computer Cases & Accessories; CPUs/Processors; Fans, Heat Sinks & Cooling; Graphics/Video Cards;Below memory compatibility will be DDR3 unless stated otherwise. Find DDR3, DDR4 RAM & more. 40ghz and and 4 gb of ram. Forums. 240GB 2. . Video memory 2 MB (upgradable to 4 MB) SGRAM 1x PCI G1 1998: Intel 440BX AGP set: Pentium II 266-333, 350-450 or Celeron 266-400 MHz: 66 or 100. Disconnect the power cord from the PSU, and wait for 15 seconds. 95. Find compatible hardware (hard drives, memory, batteries) and accessories (speakers, headphones, keyboards, mice). (2 pages) Desktop Dell OptiPlex GX1 Reference And Installation Manual. Customer Rating: 4. 99. Shop now!Shop for Desktop Computers in Canada at Memory Express with a large selection of All-In-One Computer, Barebone Computer, Business Computer, Gaming Computer, Home. $19. Reviewed in the United States on August 4, 2014. Dell OptiPlex 9030 AIO All-In-One Memory Access Door Metal Cover Panel 3VN080. Voltage: 1. Small Business. This has been tested and it is in good working See pictures for further The hard drive is included, but it has been wiped. It is running XP pro and I have no intention of changing anytime soon. The bottom line is a GX620 will not support the use of more than 4gb of memory in any configuration- and 512mb of that will not be accessible to the user. Win10 won't run the fastest on 4GB like it does on 8GB, but hopefully isn't choppy with. 50:. com FREE DELIVERY possible on eligible purchasesThis remedy Is definitely Top Of The outstanding because of the Better Fee Hurry though , to access the Dell Optiplex GX620 Intel Pentium 4 2800 MHz 40Gig Serial ATA HDD 1024mb DDR2 Memory DVD ROM Genuine Windows XP Professional + 17" Flat Panel LCD Monitor Desktop PC Computer Professionally Refurbished by a Microsoft. ) This makes it suitable for buffering and caching applications. Right-click the file and select Open with. 4. 1GB PC2-4200 DDR2 RAM Memory for Dell OptiPlex GX620 Desktop. GX320's will not post or work with more than 3 gigs of ram. and chose this viewer from the list that appears. $129. Current I am using Pentium D 925 (3. The Dell OptiPlex GX755 Computer comes with an Intel Core 2 Dou 2. This also comes with the full service pack 3. Order. Pentium D 2. 8V; Compatible. 80 GHz 2GB RAM 250 gb HDD. Desktop/Workstation RAM upgrade » OptiPlex GX620 by Dell. FYI. For model-specific information, see the User Manual of the Dell desktop. My Pc is an OptiPlex GX620 , 3Gb RAM DDR2 , Nvidia GeForce GT 730 , DT version.