GeForce GT 640 vs GeForce GTX 1070 Max Q

In this comparison between GeForce GT 640 and GeForce GTX 1070 Max Q you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people GeForce GT 640 will be the best choice, for others GeForce GTX 1070 Max Q will be their preference. Study the comparison tables below and make your choice.

GeForce GTX 1070 Max Q is a Laptop Graphics Card

Note: GeForce GTX 1070 Max Q 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 GTX 1070 Max Q here:

Main Specs

  GeForce GT 640 GeForce GTX 1070 Max Q
Power consumption (TDP) 65 Watt 115 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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  • GeForce GTX 1070 Max Q has 76% more power consumption, than GeForce GT 640.
  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • GeForce GTX 1070 Max Q has 6 GB more memory, than GeForce GT 640.
  • GeForce GT 640 is used in Desktops, and GeForce GTX 1070 Max Q - in Laptops.
  • GeForce GT 640 is build with Kepler architecture, and GeForce GTX 1070 Max Q - with Pascal.
  • Core clock speed of GeForce GTX 1070 Max Q is 199 MHz higher, than GeForce GT 640.
  • GeForce GT 640 is manufactured by 28 nm process technology, and GeForce GTX 1070 Max Q - by 16 nm process technology.
  • Memory clock speed of GeForce GTX 1070 Max Q is 6218 MHz higher, than GeForce GT 640.

Game benchmarks

high / 1080p 2−3 35−40
ultra / 1080p 1−2 21−24
QHD / 1440p 0−1 16−18
4K / 2160p 10−11
low / 720p 14−16 60−65
medium / 1080p 5−6 40−45
The average gaming FPS of GeForce GTX 1070 Max Q in Assassin's Creed Odyssey is 583% more, than GeForce GT 640.

Full Specs

  GeForce GT 640 GeForce GTX 1070 Max Q
Architecture Kepler Pascal
Code name GK107 N17E-G2 Max-Q
Type Desktop Laptop
Release date 5 June 2012 30 May 2017
Pipelines 384 2048
Core clock speed 902 MHz 1101 - 1215 MHz
Boost Clock 1265 - 1379 MHz
Transistor count 1,270 million 7,200 million
Manufacturing process technology 28 nm 16 nm
Texture fill rate 28.86 176.5
Floating-point performance 692.7 gflops 5,648 gflops
Length 145 mm
Memory bus width 128 Bit 256 Bit
Memory clock speed 1782 MHz 8000 MHz
Memory bandwidth 28.51 GB/s 256.3 GB/s
Shared memory -
G-SYNC support +
VR Ready +
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 1.2.131
CUDA 3.0 6.1
Bitcoin / BTC (SHA256) 24 Mh/s
Laptop size large
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