Radeon 630 vs Radeon RX 640

When choosing between Radeon 630 and Radeon RX 640, 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 Radeon 630 and Radeon RX 640.

Radeon 630 and Radeon RX 640 are Laptop Graphics Cards

Note: Radeon 630 and Radeon RX 640 are only used in laptop graphics. They have 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 630 or Radeon RX 640 here:

Main Specs

  Radeon 630 Radeon RX 640
Power consumption (TDP) 50 Watt 50 Watt
Interface PCIe 3.0 x8 PCIe 3.0 x8
Supplementary power connectors None None
Memory type GDDR5 GDDR5
Maximum RAM amount 4 GB 4 GB
Display Connectors 1x DVI, 1x HDMI, 1x DisplayPort 1x DVI, 1x HDMI, 1x DisplayPort
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  • Both graphics cards have the same power consumption of 50 Watt.
  • Both video cards are using PCIe 3.0 x8 interface connection to a motherboard.
  • Radeon 630 and Radeon RX 640 have maximum RAM of 4 GB.
  • Both cards are used in Laptops.
  • Radeon 630 is build with GCN 1.0 architecture, and Radeon RX 640 - with Polaris.
  • Radeon 630 and Radeon RX 640 are manufactured by 14 nm process technology.
  • Memory clock speed of Radeon 630 and Radeon RX 640 is 6000 MHz.

Game benchmarks

high / 1080p 3−4 5−6
ultra / 1080p 1−2 3−4
QHD / 1440p 0−1 2−3
low / 720p 14−16 16−18
medium / 1080p 6−7 7−8
The average gaming FPS of Radeon RX 640 in Assassin's Creed Odyssey is 33% more, than Radeon 630.

Full Specs

  Radeon 630 Radeon RX 640
Architecture GCN 1.0 Polaris
Code name Lexa Polaris 12
Type Laptop Laptop
Release date 12 August 2019 12 August 2019
Pipelines 512 640
Core clock speed 1218 MHz
Boost Clock 1219 MHz 1218 MHz
Transistor count 2,200 million 2,200 million
Manufacturing process technology 14 nm 14 nm
Texture fill rate 38.98
Memory bus width 64 Bit 64 Bit
Memory clock speed 6000 MHz 6000 MHz
Memory bandwidth 112.0 GB/s
Shared memory - -
DirectX DirectX 12, Shader 5.0 12 (12_0)
Shader Model 6.4
OpenGL 4.6 4.6
OpenCL 2.0
Vulkan + 1.2.131
FreeSync +
Laptop size large
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