GeForce 945A vs Maxwell GPU Surface Book 940M GDDR5

In this comparison between GeForce 945A and Maxwell GPU Surface Book 940M GDDR5 you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people GeForce 945A will be the best choice, for others Maxwell GPU Surface Book 940M GDDR5 will be their preference. Study the comparison tables below and make your choice.

Maxwell GPU Surface Book 940M GDDR5 is a Laptop Graphics Card

Note: Maxwell GPU Surface Book 940M GDDR5 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 940M GDDR5 here:

Main Specs

  GeForce 945A Maxwell GPU Surface Book 940M GDDR5
Power consumption (TDP) 33 Watt
Interface PCIe 3.0 x8
Memory type GDDR5 GDDR5
Maximum RAM amount 1 GB 1 GB
Display Connectors No outputs
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  • GeForce 945A and Maxwell GPU Surface Book 940M GDDR5 have maximum RAM of 1 GB.
  • GeForce 945A is used in Desktops, and Maxwell GPU Surface Book 940M GDDR5 - in Laptops.
  • GeForce 945A and Maxwell GPU Surface Book 940M GDDR5 are build with Maxwell architecture.
  • Core clock speed of GeForce 945A is 118 MHz higher, than Maxwell GPU Surface Book 940M GDDR5.
  • GeForce 945A and Maxwell GPU Surface Book 940M GDDR5 are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce 945A and Maxwell GPU Surface Book 940M GDDR5 is 5012 MHz.

Game benchmarks

high / 1080p 9−10 9−10
ultra / 1080p 5−6 5−6
QHD / 1440p 0−1 0−1
low / 720p 20−22 21−24
medium / 1080p 10−12 12−14
The average gaming FPS of Maxwell GPU Surface Book 940M GDDR5 in Assassin's Creed Odyssey is 9% more, than GeForce 945A.

Full Specs

  GeForce 945A Maxwell GPU Surface Book 940M GDDR5
Architecture Maxwell Maxwell
Code name GM108 Surface Book
Type Desktop Laptop
Release date 13 March 2015 1 October 2015
Pipelines 384 384
Core clock speed 1072 MHz 954 MHz
Boost Clock 1189 MHz 993 MHz
Manufacturing process technology 28 nm 28 nm
Texture fill rate 28.54
Floating-point performance 903.2 gflops
Memory bus width 64 Bit 64 Bit
Memory clock speed 5012 MHz 5012 MHz
Memory bandwidth 40.1 GB/s
Shared memory -
DirectX 12 (11_0) DirectX 12 (FL 11_0), Shader 5.0
Shader Model 5.1
OpenGL 4.6
OpenCL 1.2
Vulkan 1.1.126
CUDA 5.0 +
Bitcoin / BTC (SHA256) 108 Mh/s
Optimus +
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