Radeon RX 560X mobile vs Radeon RX 640

Find out if it is worth upgrading your current GPU setup by comparing Radeon RX 560X mobile and Radeon RX 640. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between Radeon RX 560X mobile and Radeon RX 640. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

Radeon RX 560X mobile and Radeon RX 640 are Laptop Graphics Cards

Note: Radeon RX 560X mobile 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 RX 560X mobile or Radeon RX 640 here:

Main Specs

  Radeon RX 560X mobile Radeon RX 640
Power consumption (TDP) 65 Watt 50 Watt
Interface MXM-B (3.0) PCIe 3.0 x8
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 4 GB 4 GB
Display Connectors No outputs 1x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon RX 560X mobile has 30% more power consumption, than Radeon RX 640.
  • Radeon RX 560X mobile is connected by MXM-B (3.0), and Radeon RX 640 uses PCIe 3.0 x8 interface.
  • Radeon RX 560X mobile and Radeon RX 640 have maximum RAM of 4 GB.
  • Both cards are used in Laptops.
  • Radeon RX 560X mobile and Radeon RX 640 are build with Polaris architecture.
  • Core clock speed of Radeon RX 640 is 46 MHz higher, than Radeon RX 560X mobile.
  • Radeon RX 560X mobile and Radeon RX 640 are manufactured by 14 nm process technology.
  • Memory clock speed of Radeon RX 560X mobile and Radeon RX 640 is 6000 MHz.

Game benchmarks

high / 1080p 21−24 5−6
ultra / 1080p 14−16 3−4
QHD / 1440p 8−9 2−3
4K / 2160p 5−6
low / 720p 40−45 16−18
medium / 1080p 27−30 7−8
The average gaming FPS of Radeon RX 560X mobile in Assassin's Creed Odyssey is 228% more, than Radeon RX 640.

Full Specs

  Radeon RX 560X mobile Radeon RX 640
Architecture Polaris Polaris
Code name Polaris 11 Polaris 12
Type Laptop Laptop
Release date 5 January 2017 12 August 2019
Pipelines 1024 640
Core clock speed 1172 MHz 1218 MHz
Boost Clock 1275 MHz 1218 MHz
Transistor count 3,000 million 2,200 million
Manufacturing process technology 14 nm 14 nm
Texture fill rate 81.60 38.98
Floating-point performance 2,611 gflops
Memory bus width 128 Bit 64 Bit
Memory clock speed 6000 MHz 6000 MHz
Memory bandwidth 92.8 GB/s 112.0 GB/s
Shared memory - -
DirectX 12 (12_0) 12 (12_0)
Shader Model 6.4 6.4
OpenGL 4.6 4.6
OpenCL 2.0 2.0
Vulkan 1.2.131 1.2.131
FreeSync + +
Laptop size large large
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