GeForce GT 640M vs GRID K220Q
Find out if it is worth upgrading your current GPU setup by comparing GeForce GT 640M and GRID K220Q. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between GeForce GT 640M and GRID K220Q. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.
GRID K220Q
GeForce GT 640M is a Laptop Graphics Card
Note: GeForce GT 640M is only used in laptop graphics. It has lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with GeForce GT 640M here:
Main Specs
| GeForce GT 640M | GRID K220Q | |
| Power consumption (TDP) | 32 Watt | 225 Watt |
| Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
| Memory type | DDR3\GDDR5 | GDDR5 |
| Maximum RAM amount | 2 GB | 512 MB |
| Display Connectors | No outputs | No outputs |
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- GRID K220Q has 603% more power consumption, than GeForce GT 640M.
- Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
- GRID K220Q has 510 GB more memory, than GeForce GT 640M.
- GeForce GT 640M is used in Laptops, and GRID K220Q - in Desktops.
- GeForce GT 640M and GRID K220Q are build with Kepler architecture.
- GeForce GT 640M and GRID K220Q are manufactured by 28 nm process technology.
- Memory clock speed of GRID K220Q is 3200 MHz higher, than GeForce GT 640M.
Game benchmarks
| high / 1080p | 0−1 | 1−2 |
| ultra / 1080p | 0−1 | 0−1 |
| QHD / 1440p | 0−1 | 0−1 |
| low / 720p | 10−12 | 10−12 |
| medium / 1080p | 2−3 | 2−3 |
| GeForce GT 640M and GRID K220Q have the same average FPS in Assassin's Creed Odyssey. | ||
| ultra / 1080p | 3−4 | 3−4 |
| QHD / 1440p | 0−1 | 0−1 |
| low / 720p | 12−14 | 12−14 |
| medium / 1080p | 4−5 | 4−5 |
| GeForce GT 640M and GRID K220Q have the same average FPS in Battlefield 5. | ||
| low / 768p | 50−55 | 50−55 |
| high / 1080p | 45−50 | 45−50 |
| QHD / 1440p | 0−1 | 0−1 |
| GeForce GT 640M and GRID K220Q have the same average FPS in Call of Duty: Warzone. | ||
| low / 768p | 110−120 | 110−120 |
| medium / 768p | 85−90 | 85−90 |
| ultra / 1080p | 35−40 | 35−40 |
| 4K / 2160p | 10−11 | 10−11 |
| high / 768p | 55−60 | 60−65 |
| The average gaming FPS of GRID K220Q in Counter-Strike: Global Offensive is 1% more, than GeForce GT 640M. | ||
| low / 768p | 70−75 | 70−75 |
| ultra / 1080p | 12−14 | 14−16 |
| medium / 1080p | 45−50 | 45−50 |
| The average gaming FPS of GRID K220Q in Cyberpunk 2077 is 2% more, than GeForce GT 640M. | ||
| low / 768p | 70−75 | 70−75 |
| medium / 768p | 40−45 | 40−45 |
| ultra / 1080p | 18−20 | 18−20 |
| GeForce GT 640M and GRID K220Q have the same average FPS in Dota 2. | ||
| high / 1080p | 2−3 | 2−3 |
| ultra / 1080p | 2−3 | 2−3 |
| 4K / 2160p | 0−1 | 0−1 |
| low / 720p | 9−10 | 9−10 |
| medium / 1080p | 3−4 | 3−4 |
| GeForce GT 640M and GRID K220Q have the same average FPS in Far Cry 5. | ||
| ultra / 1080p | 5−6 | 5−6 |
| QHD / 1440p | 1−2 | 1−2 |
| low / 720p | 45−50 | 45−50 |
| medium / 1080p | 7−8 | 7−8 |
| GeForce GT 640M and GRID K220Q have the same average FPS in Fortnite. | ||
| high / 1080p | 2−3 | 3−4 |
| QHD / 1440p | 0−1 | 0−1 |
| low / 720p | 14−16 | 14−16 |
| medium / 1080p | 5−6 | 5−6 |
| The average gaming FPS of GRID K220Q in Forza Horizon 4 is 14% more, than GeForce GT 640M. | ||
| low / 768p | 40−45 | 40−45 |
| high / 1080p | 3−4 | 3−4 |
| ultra / 1080p | 2−3 | 2−3 |
| QHD / 1440p | 0−1 | 0−1 |
| medium / 720p | 30−35 | 35−40 |
| The average gaming FPS of GRID K220Q in Grand Theft Auto V is 5% more, than GeForce GT 640M. | ||
| high / 1080p | 1−2 | 1−2 |
| ultra / 1080p | 0−1 | 0−1 |
| 4K / 2160p | 0−1 | 0−1 |
| low / 720p | 2−3 | 3−4 |
| medium / 1080p | 2−3 | 2−3 |
| GeForce GT 640M and GRID K220Q have the same average FPS in Metro Exodus. | ||
| low / 768p | 85−90 | 85−90 |
| high / 1080p | 55−60 | 55−60 |
| GeForce GT 640M and GRID K220Q have the same average FPS in Minecraft. | ||
| high / 1080p | 14−16 | 14−16 |
| ultra / 1080p | 12−14 | 12−14 |
| low / 720p | 24−27 | 24−27 |
| medium / 1080p | 14−16 | 14−16 |
| GeForce GT 640M and GRID K220Q have the same average FPS in PLAYERUNKNOWN'S BATTLEGROUNDS. | ||
| ultra / 1080p | 3−4 | 3−4 |
| QHD / 1440p | 0−1 | 0−1 |
| low / 720p | 3−4 | 4−5 |
| The average gaming FPS of GRID K220Q in Red Dead Redemption 2 is 33% more, than GeForce GT 640M. | ||
| low / 768p | 7−8 | 7−8 |
| medium / 768p | 6−7 | 6−7 |
| high / 1080p | 3−4 | 3−4 |
| 4K / 2160p | 0−1 | 0−1 |
| GeForce GT 640M and GRID K220Q have the same average FPS in The Witcher 3: Wild Hunt. | ||
| low / 768p | 70−75 | 70−75 |
| medium / 768p | 35−40 | 35−40 |
| ultra / 1080p | 12−14 | 12−14 |
| high / 768p | 27−30 | 30−33 |
| The average gaming FPS of GRID K220Q in World of Tanks is 2% more, than GeForce GT 640M. | ||
Full Specs
| GeForce GT 640M | GRID K220Q | |
| Architecture | Kepler | Kepler |
| Code name | N13P-GS | GK104 |
| Type | Laptop | Workstation |
| Release date | 22 March 2012 | 2 July 2014 |
| Pipelines | 384 | 1536 |
| Core clock speed | 745 MHz | |
| Boost Clock | 645 MHz | |
| Transistor count | 1,270 million | 3,540 million |
| Manufacturing process technology | 28 nm | 28 nm |
| Texture fill rate | 95.36 | |
| Floating-point performance | 480.0 gflops | 2,289 gflops |
| Memory bus width | 128bit | 256 Bit |
| Memory clock speed | 1800 - 4000 MHz | 5000 MHz |
| Memory bandwidth | 160.0 GB/s | |
| Shared memory | - | |
| DirectX | 12 API | 12 (11_0) |
| Shader Model | 5.1 | 5.1 |
| OpenGL | 4.5 | 4.6 |
| OpenCL | 1.1 | 1.2 |
| Vulkan | 1.1.126 | 1.1.126 |
| CUDA | + | 3.0 |
| CUDA cores | 384 | |
| Bus support | PCI Express 2.0, PCI Express 3.0 | |
| HDMI | + | |
| HDCP | + | |
| Maximum VGA resolution | Up to 2048x1536 | |
| 3D Blu-Ray | + | |
| Bitcoin / BTC (SHA256) | 18 Mh/s | |
| Laptop size | medium sized | |
| Optimus | + | |
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