GeForce GT 640 vs GRID M6 8Q

If you are going to buy a new graphics card and are choosing between GeForce GT 640 and GRID M6 8Q, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the GeForce GT 640 stacks up against GRID M6 8Q, check out specs charts below.

Main Specs

  GeForce GT 640 GRID M6 8Q
Power consumption (TDP) 65 Watt 100 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x16
Supplementary power connectors None None
Memory type DDR3 GDDR5
Maximum RAM amount 2 GB 8 GB
Display Connectors 1x DVI, 1x HDMI, 1x DisplayPort No outputs
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  • GRID M6 8Q has 53% more power consumption, than GeForce GT 640.
  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • GRID M6 8Q has 6 GB more memory, than GeForce GT 640.
  • Both cards are used in Desktops.
  • GeForce GT 640 is build with Kepler architecture, and GRID M6 8Q - with Maxwell 2.0.
  • Core clock speed of GeForce GT 640 is 180 MHz higher, than GRID M6 8Q.
  • GeForce GT 640 and GRID M6 8Q are manufactured by 28 nm process technology.
  • Memory clock speed of GRID M6 8Q is 3230 MHz higher, than GeForce GT 640.

Game benchmarks

high / 1080p 2−3 18−20
ultra / 1080p 1−2 10−11
QHD / 1440p 0−1 5−6
4K / 2160p 4−5
low / 720p 14−16 35−40
medium / 1080p 5−6 21−24
The average gaming FPS of GRID M6 8Q in Assassin's Creed Odyssey is 266% more, than GeForce GT 640.

Full Specs

  GeForce GT 640 GRID M6 8Q
Architecture Kepler Maxwell 2.0
Code name GK107 GM204
Type Desktop Workstation
Release date 5 June 2012 30 August 2015
Pipelines 384 1536
Core clock speed 902 MHz 722 MHz
Transistor count 1,270 million 5,200 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 28.86 69.31
Floating-point performance 692.7 gflops 2,218 gflops
Length 145 mm
Memory bus width 128 Bit 256 Bit
Memory clock speed 1782 MHz 5012 MHz
Memory bandwidth 28.51 GB/s 160.4 GB/s
DirectX 12 (11_0) 12 (12_1)
Shader Model 5.1 6.4
OpenGL 4.6 4.6
OpenCL 1.2 1.2
Vulkan 1.1.126 1.1.126
CUDA 3.0 5.2
Bitcoin / BTC (SHA256) 24 Mh/s
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