GeForce GT 640 vs Radeon R7 M465

If you are going to buy a new graphics card and are choosing between GeForce GT 640 and Radeon R7 M465, 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 Radeon R7 M465, check out specs charts below.

Radeon R7 M465 is a Laptop Graphics Card

Note: Radeon R7 M465 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 R7 M465 here:

Main Specs

  GeForce GT 640 Radeon R7 M465
Power consumption (TDP) 65 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x8
Supplementary power connectors None
Memory type DDR3 GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors 1x DVI, 1x HDMI, 1x DisplayPort No outputs
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  • GeForce GT 640 is connected by PCIe 3.0 x16, and Radeon R7 M465 uses PCIe 3.0 x8 interface.
  • GeForce GT 640 and Radeon R7 M465 have maximum RAM of 2 GB.
  • GeForce GT 640 is used in Desktops, and Radeon R7 M465 - in Laptops.
  • GeForce GT 640 is build with Kepler architecture, and Radeon R7 M465 - with GCN.
  • Core clock speed of GeForce GT 640 is 77 MHz higher, than Radeon R7 M465.
  • GeForce GT 640 and Radeon R7 M465 are manufactured by 28 nm process technology.
  • Memory clock speed of Radeon R7 M465 is 2218 MHz higher, than GeForce GT 640.

Game benchmarks

high / 1080p 2−3 3−4
ultra / 1080p 1−2 1−2
QHD / 1440p 0−1 0−1
low / 720p 14−16 14−16
medium / 1080p 5−6 6−7
GeForce GT 640 and Radeon R7 M465 have the same average FPS in Assassin's Creed Odyssey.

Full Specs

  GeForce GT 640 Radeon R7 M465
Architecture Kepler GCN
Code name GK107 Litho XT
Type Desktop Laptop
Release date 5 June 2012 1 January 2017
Pipelines 384 384
Core clock speed 902 MHz 825 MHz
Boost Clock 960 MHz
Transistor count 1,270 million 1,550 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 28.86 27.00
Floating-point performance 692.7 gflops 864.0 gflops
Length 145 mm
Memory bus width 128 Bit 128 Bit
Memory clock speed 1782 MHz 4000 MHz
Memory bandwidth 28.51 GB/s 14.4 GB/s
Shared memory -
DirectX 12 (11_0) 12 (12_0)
Shader Model 5.1 6.3
OpenGL 4.6 4.6
OpenCL 1.2 2.0
Vulkan 1.1.126 1.2.131
CUDA 3.0
Bitcoin / BTC (SHA256) 24 Mh/s
Laptop size medium sized
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