GeForce GT 640 vs Radeon HD 8750M

When choosing between GeForce GT 640 and Radeon HD 8750M, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between GeForce GT 640 and Radeon HD 8750M.

Radeon HD 8750M is a Laptop Graphics Card

Note: Radeon HD 8750M 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 Radeon HD 8750M here:

Main Specs

  GeForce GT 640 Radeon HD 8750M
Power consumption (TDP) 65 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x8
Supplementary power connectors None
Memory type DDR3 GDDR5, DDR3
Maximum RAM amount 2 GB 2 GB
Display Connectors 1x DVI, 1x HDMI, 1x DisplayPort No outputs
  Check Price Check Price
  • GeForce GT 640 is connected by PCIe 3.0 x16, and Radeon HD 8750M uses PCIe 3.0 x8 interface.
  • GeForce GT 640 and Radeon HD 8750M have maximum RAM of 2 GB.
  • GeForce GT 640 is used in Desktops, and Radeon HD 8750M - in Laptops.
  • GeForce GT 640 is build with Kepler architecture, and Radeon HD 8750M - with GCN.
  • Core clock speed of GeForce GT 640 is 282 MHz higher, than Radeon HD 8750M.
  • GeForce GT 640 and Radeon HD 8750M are manufactured by 28 nm process technology.
  • Memory clock speed of Radeon HD 8750M is 218 MHz higher, than GeForce GT 640.

Game benchmarks

high / 1080p 2−3 0−1
ultra / 1080p 1−2 0−1
QHD / 1440p 0−1 0−1
low / 720p 14−16 10−12
medium / 1080p 5−6 2−3
The average gaming FPS of GeForce GT 640 in Assassin's Creed Odyssey is 66% more, than Radeon HD 8750M.

Full Specs

  GeForce GT 640 Radeon HD 8750M
Architecture Kepler GCN
Code name GK107 Mars Pro
Type Desktop Laptop
Release date 5 June 2012 16 November 2012
Pipelines 384 384
Core clock speed 902 MHz 620 MHz
Boost Clock 775 MHz
Transistor count 1,270 million 950 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 28.86 18.60
Floating-point performance 692.7 gflops 595.2 gflops
Length 145 mm
Memory bus width 128 Bit 128 Bit
Memory clock speed 1782 MHz 2000 - 4000 MHz
Memory bandwidth 28.51 GB/s 64 GB/s
Shared memory -
DirectX 12 (11_0) 12 (11_1)
Shader Model 5.1 5.1
OpenGL 4.6 4.6
OpenCL 1.2 1.2
Vulkan 1.1.126 1.2.131
CUDA 3.0
Bitcoin / BTC (SHA256) 24 Mh/s 71 Mh/s
Laptop size medium sized
  Check Price Check Price