Maxwell GPU Surface Book vs Radeon R7 M340

When choosing between Maxwell GPU Surface Book and Radeon R7 M340, 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 R7 M340.

Maxwell GPU Surface Book and Radeon R7 M340 are Laptop Graphics Cards

Note: Maxwell GPU Surface Book and Radeon R7 M340 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 R7 M340 here:

Main Specs

  Maxwell GPU Surface Book Radeon R7 M340
Interface PCIe 3.0 x8
Supplementary power connectors None
Memory type GDDR5 DDR3
Maximum RAM amount 1 GB 4 GB
Display Connectors No outputs
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  • Radeon R7 M340 has 3 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 R7 M340 - with GCN.
  • Core clock speed of Radeon R7 M340 is 67 MHz higher, than Maxwell GPU Surface Book.
  • Maxwell GPU Surface Book and Radeon R7 M340 are manufactured by 28 nm process technology.
  • Memory clock speed of Maxwell GPU Surface Book is 4012 MHz higher, than Radeon R7 M340.

Game benchmarks

high / 1080p 8−9 0−1
ultra / 1080p 5−6
QHD / 1440p 0−1 0−1
low / 720p 20−22 1−2
medium / 1080p 10−12 0−1
The average gaming FPS of Maxwell GPU Surface Book in Assassin's Creed Odyssey is 2000% more, than Radeon R7 M340.

Full Specs

  Maxwell GPU Surface Book Radeon R7 M340
Architecture Maxwell GCN
Code name Surface Book Meso Pro DDR3
Type Laptop Laptop
Release date 1 October 2015 16 June 2015
Pipelines 384 320
Core clock speed 954 MHz 1021 MHz
Boost Clock 993 MHz 1021 MHz
Transistor count 950 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 17.16
Floating-point performance 549.1 gflops
Memory bus width 64 Bit 128 Bit
Memory clock speed 5012 MHz 1000 MHz
Memory bandwidth 16 GB/s
Shared memory - -
DirectX DirectX 12 (FL 11_0), Shader 5.0
Shader Model 5.1
OpenGL 4.4
OpenCL Not Listed
Vulkan +
CUDA +
FreeSync +
Bus support PCIe 3.0
Bitcoin / BTC (SHA256) 74 Mh/s
Optimus +
Eyefinity +
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
Compute units 6
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