Maxwell GPU Surface Book vs Radeon R7 M270DX

If you are going to buy a new graphics card and are choosing between Maxwell GPU Surface Book and Radeon R7 M270DX, 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 R7 M270DX, check out specs charts below.

Maxwell GPU Surface Book is a Laptop Graphics Card

Note: Maxwell GPU Surface Book 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 Maxwell GPU Surface Book here:

Main Specs

  Maxwell GPU Surface Book Radeon R7 M270DX
Interface IGP
Memory type GDDR5 System Shared
Maximum RAM amount 1 GB
Display Connectors No outputs
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  • Maxwell GPU Surface Book is used in Laptops, and Radeon R7 M270DX - in Desktops.
  • Maxwell GPU Surface Book is build with Maxwell architecture, and Radeon R7 M270DX - with GCN 3.0.
  • Core clock speed of Maxwell GPU Surface Book is 54 MHz higher, than Radeon R7 M270DX.
  • Maxwell GPU Surface Book and Radeon R7 M270DX are manufactured by 28 nm process technology.

Game benchmarks

high / 1080p 8−9 2−3
ultra / 1080p 5−6 0−1
QHD / 1440p 0−1 0−1
low / 720p 20−22 12−14
medium / 1080p 10−12 3−4
The average gaming FPS of Maxwell GPU Surface Book in Assassin's Creed Odyssey is 116% more, than Radeon R7 M270DX.

Full Specs

  Maxwell GPU Surface Book Radeon R7 M270DX
Architecture Maxwell GCN 3.0
Code name Surface Book Topaz
Type Laptop Desktop
Release date 1 October 2015 11 June 2014
Pipelines 384 384
Core clock speed 954 MHz 900 MHz
Boost Clock 993 MHz 940 MHz
Transistor count 1,550 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 22.56
Memory bus width 64 Bit
Memory clock speed 5012 MHz
Shared memory -
DirectX DirectX 12 (FL 11_0), Shader 5.0 12 (12_0)
Shader Model 6.3
OpenGL 4.6
OpenCL 2.0
Vulkan 1.2.131
CUDA +
Optimus +
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