GRID K2 vs Maxwell GPU Surface Book 940M GDDR5

When comparing GRID K2 and Maxwell GPU Surface Book 940M GDDR5, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between GRID K2 and Maxwell GPU Surface Book 940M GDDR5 is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

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

  GRID K2 Maxwell GPU Surface Book 940M GDDR5
Power consumption (TDP) 225 Watt
Interface PCIe 3.0 x16
Supplementary power connectors 1x 8-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 4 GB 1 GB
Display Connectors No outputs
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  • GRID K2 has 3 GB more memory, than Maxwell GPU Surface Book 940M GDDR5.
  • GRID K2 is used in Desktops, and Maxwell GPU Surface Book 940M GDDR5 - in Laptops.
  • GRID K2 is build with Kepler architecture, and Maxwell GPU Surface Book 940M GDDR5 - with Maxwell.
  • Core clock speed of Maxwell GPU Surface Book 940M GDDR5 is 209 MHz higher, than GRID K2.
  • GRID K2 and Maxwell GPU Surface Book 940M GDDR5 are manufactured by 28 nm process technology.
  • Memory clock speed of Maxwell GPU Surface Book 940M GDDR5 is 12 MHz higher, than GRID K2.

Game benchmarks

high / 1080p 16−18 9−10
ultra / 1080p 9−10 5−6
QHD / 1440p 4−5 0−1
4K / 2160p 4−5
low / 720p 30−35 21−24
medium / 1080p 20−22 12−14
The average gaming FPS of GRID K2 in Assassin's Creed Odyssey is 66% more, than Maxwell GPU Surface Book 940M GDDR5.

Full Specs

  GRID K2 Maxwell GPU Surface Book 940M GDDR5
Architecture Kepler Maxwell
Code name GK104 Surface Book
Type Workstation Laptop
Release date 11 May 2013 1 October 2015
Pipelines 1536 384
Core clock speed 745 MHz 954 MHz
Boost Clock 993 MHz
Transistor count 3,540 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 95.36
Floating-point performance 2x 2,289 gflops
Length 267 mm
Memory bus width 256 Bit 64 Bit
Memory clock speed 5000 MHz 5012 MHz
Memory bandwidth 160.0 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 3.0 +
Bitcoin / BTC (SHA256) 114 Mh/s
Optimus +
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