Maxwell GPU Surface Book vs Radeon HD 7970M

If you are going to buy a new graphics card and are choosing between Maxwell GPU Surface Book and Radeon HD 7970M, 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 Maxwell GPU Surface Book stacks up against Radeon HD 7970M, check out specs charts below.

Maxwell GPU Surface Book and Radeon HD 7970M are Laptop Graphics Cards

Note: Maxwell GPU Surface Book and Radeon HD 7970M 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 Maxwell GPU Surface Book or Radeon HD 7970M here:

Main Specs

  Maxwell GPU Surface Book Radeon HD 7970M
Power consumption (TDP) 100 Watt
Interface MXM-B (3.0)
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 1 GB 2 GB
Display Connectors No outputs
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  • Radeon HD 7970M has 1 GB more memory, than Maxwell GPU Surface Book.
  • Both cards are used in Laptops.
  • Maxwell GPU Surface Book is build with Maxwell architecture, and Radeon HD 7970M - with GCN.
  • Core clock speed of Maxwell GPU Surface Book is 104 MHz higher, than Radeon HD 7970M.
  • Maxwell GPU Surface Book and Radeon HD 7970M are manufactured by 28 nm process technology.
  • Memory clock speed of Maxwell GPU Surface Book is 212 MHz higher, than Radeon HD 7970M.

Game benchmarks

high / 1080p 8−9 18−20
ultra / 1080p 5−6 10−12
QHD / 1440p 0−1 5−6
4K / 2160p 4−5
low / 720p 20−22 35−40
medium / 1080p 10−12 21−24
The average gaming FPS of Radeon HD 7970M in Assassin's Creed Odyssey is 100% more, than Maxwell GPU Surface Book.

Full Specs

  Maxwell GPU Surface Book Radeon HD 7970M
Architecture Maxwell GCN
Code name Surface Book Wimbledon XT
Type Laptop Laptop
Release date 1 October 2015 1 May 2012
Pipelines 384 1280
Core clock speed 954 MHz 850 MHz
Boost Clock 993 MHz
Transistor count 2,800 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 68.00
Floating-point performance 2,176 gflops
Memory bus width 64 Bit 256 Bit
Memory clock speed 5012 MHz 4800 MHz
Memory bandwidth 153.6 GB/s
Shared memory - -
DirectX DirectX 12 (FL 11_0), Shader 5.0 12 (11_1)
Shader Model 5.1
OpenGL 4.6
OpenCL 1.2
Vulkan 1.2.131
CUDA +
Bitcoin / BTC (SHA256) 254 Mh/s
Laptop size large
Optimus +
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