Radeon 520 vs Radeon HD 6970M Crossfire

Find out if it is worth upgrading your current GPU setup by comparing Radeon 520 and Radeon HD 6970M Crossfire. 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 520 and Radeon HD 6970M Crossfire. 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 520 and Radeon HD 6970M Crossfire are Laptop Graphics Cards

Note: Radeon 520 and Radeon HD 6970M Crossfire 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 520 or Radeon HD 6970M Crossfire here:

Main Specs

  Radeon 520 Radeon HD 6970M Crossfire
Power consumption (TDP) 50 Watt
Interface PCIe 3.0 x8
Supplementary power connectors None
Memory type DDR3, GDDR5 GDDR5
Maximum RAM amount 2 GB 2x2 GB
Display Connectors 1x DVI, 1x HDMI, 1x VGA
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  • Radeon 520 and Radeon HD 6970M Crossfire have maximum RAM of 2 GB.
  • Both cards are used in Laptops.
  • Radeon 520 is build with GCN 1.0 architecture, and Radeon HD 6970M Crossfire - with Terascale 2.
  • Core clock speed of Radeon 520 is 350 MHz higher, than Radeon HD 6970M Crossfire.
  • Radeon 520 is manufactured by 28 nm process technology, and Radeon HD 6970M Crossfire - by 40 nm process technology.
  • Memory clock speed of Radeon 520 is 1350 MHz higher, than Radeon HD 6970M Crossfire.

Game benchmarks

high / 1080p 0−1 21−24
ultra / 1080p 12−14
QHD / 1440p 0−1 7−8
4K / 2160p 5−6
low / 720p 1−2 40−45
medium / 1080p 0−1 24−27
The average gaming FPS of Radeon HD 6970M Crossfire in Assassin's Creed Odyssey is 4100% more, than Radeon 520.

Full Specs

  Radeon 520 Radeon HD 6970M Crossfire
Architecture GCN 1.0 Terascale 2
Code name Oland Blackcomb XT
Type Laptop Laptop
Release date 21 March 2017 6 January 2011
Pipelines 320 1920
Core clock speed 1030 MHz 680 MHz
Transistor count 1,040 million 2x1700 Million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 20.60
Floating-point performance 659.2 gflops
Memory bus width 64 Bit 256 Bit
Memory clock speed 2250 MHz 900 MHz
Memory bandwidth 16 GB/s
Shared memory - -
DirectX 12.0 DirectX 11, Shader 5.0
Shader Model 5.0
OpenGL 4.6
OpenCL 1.2
Vulkan +
Laptop size large
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