Maxwell GPU Surface Book vs Radeon HD 7870

When choosing between Maxwell GPU Surface Book and Radeon HD 7870, 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 Maxwell GPU Surface Book and Radeon HD 7870.

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 HD 7870
Power consumption (TDP) 175 Watt
Memory type GDDR5 GDDR5
Maximum RAM amount 1 GB 2 GB
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  • Radeon HD 7870 has 1 GB more memory, than Maxwell GPU Surface Book.
  • Maxwell GPU Surface Book is used in Laptops, and Radeon HD 7870 - in Desktops.
  • Maxwell GPU Surface Book is build with Maxwell architecture, and Radeon HD 7870 - with GCN.
  • Core clock speed of Radeon HD 7870 is 46 MHz higher, than Maxwell GPU Surface Book.
  • Maxwell GPU Surface Book and Radeon HD 7870 are manufactured by 28 nm process technology.
  • Memory clock speed of Maxwell GPU Surface Book is 212 MHz higher, than Radeon HD 7870.

Game benchmarks

high / 1080p 8−9 24−27
ultra / 1080p 5−6 14−16
QHD / 1440p 0−1 9−10
4K / 2160p 6−7
low / 720p 20−22 45−50
medium / 1080p 10−12 30−33
The average gaming FPS of Radeon HD 7870 in Assassin's Creed Odyssey is 163% more, than Maxwell GPU Surface Book.

Full Specs

  Maxwell GPU Surface Book Radeon HD 7870
Architecture Maxwell GCN
Code name Surface Book Pitcairn XT
Type Laptop Desktop
Release date 1 October 2015 5 March 2012
Pipelines 384 1280
Core clock speed 954 MHz 1000 MHz
Boost Clock 993 MHz
Transistor count 2800 Million
Manufacturing process technology 28 nm 28 nm
Memory bus width 64 Bit 256 Bit
Memory clock speed 5012 MHz 4800 MHz
Shared memory - -
DirectX DirectX 12 (FL 11_0), Shader 5.0 DirectX 11.1, Shader 5.1
CUDA +
Monero / XMR (CryptoNight) 0.39 kh/s
Optimus +
Eyefinity +
Decred / DCR (Decred) 0.63 Gh/s
Ethereum / ETH (DaggerHashimoto) 16.6 Mh/s
Zcash / ZEC (Equihash) 145 Sol/s
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