GeForce GTX 460 768MB vs Radeon RX 640

When comparing GeForce GTX 460 768MB and Radeon RX 640, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between GeForce GTX 460 768MB and Radeon RX 640 is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.
GeForce GTX 460 768MB

Radeon RX 640 is a Laptop Graphics Card

Note: Radeon RX 640 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 RX 640 here:

Main Specs

  GeForce GTX 460 768MB Radeon RX 640
Power consumption (TDP) 50 Watt
Interface PCIe 3.0 x8
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 4 GB
Display Connectors 1x DVI, 1x HDMI, 1x DisplayPort
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  • GeForce GTX 460 768MB is used in Desktops, and Radeon RX 640 - in Laptops.
  • GeForce GTX 460 768MB is build with Fermi architecture, and Radeon RX 640 - with Polaris.
  • Core clock speed of Radeon RX 640 is 543 MHz higher, than GeForce GTX 460 768MB.
  • Memory clock speed of Radeon RX 640 is 4200 MHz higher, than GeForce GTX 460 768MB.

Game benchmarks

high / 1080p 12−14 5−6
ultra / 1080p 7−8 3−4
QHD / 1440p 2−3 2−3
low / 720p 24−27 16−18
medium / 1080p 14−16 7−8
The average gaming FPS of GeForce GTX 460 768MB in Assassin's Creed Odyssey is 71% more, than Radeon RX 640.

Full Specs

  GeForce GTX 460 768MB Radeon RX 640
Architecture Fermi Polaris
Code name Polaris 12
Type Desktop Laptop
Release date no data 12 August 2019
Pipelines 336 640
Core clock speed 675 MHz 1218 MHz
Boost Clock 1218 MHz
Transistor count 2,200 million
Manufacturing process technology 14 nm
Texture fill rate 38.98
Memory bus width 192 Bit 64 Bit
Memory clock speed 1800 MHz 6000 MHz
Memory bandwidth 112.0 GB/s
Shared memory -
DirectX 11 12 (12_0)
Shader Model 6.4
OpenGL 4.6
OpenCL 2.0
Vulkan 1.2.131
FreeSync +
Laptop size large
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