Maxwell GPU Surface Book 940M GDDR5 vs Radeon RX Vega 11

Find out if it is worth upgrading your current GPU setup by comparing Maxwell GPU Surface Book 940M GDDR5 and Radeon RX Vega 11. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between Maxwell GPU Surface Book 940M GDDR5 and Radeon RX Vega 11. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

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

  Maxwell GPU Surface Book 940M GDDR5 Radeon RX Vega 11
Power consumption (TDP) 15 Watt
Interface IGP
Supplementary power connectors None
Memory type GDDR5 System Shared
Maximum RAM amount 1 GB
Display Connectors No outputs
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  • Maxwell GPU Surface Book 940M GDDR5 is used in Laptops, and Radeon RX Vega 11 - in Desktops.
  • Maxwell GPU Surface Book 940M GDDR5 is build with Maxwell architecture, and Radeon RX Vega 11 - with Vega.
  • Maxwell GPU Surface Book 940M GDDR5 is manufactured by 28 nm process technology, and Radeon RX Vega 11 - by 14 nm process technology.

Game benchmarks

high / 1080p 9−10 10−11
ultra / 1080p 5−6 6−7
QHD / 1440p 0−1 1−2
low / 720p 21−24 21−24
medium / 1080p 12−14 12−14
The average gaming FPS of Radeon RX Vega 11 in Assassin's Creed Odyssey is 8% more, than Maxwell GPU Surface Book 940M GDDR5.

Full Specs

  Maxwell GPU Surface Book 940M GDDR5 Radeon RX Vega 11
Architecture Maxwell Vega
Code name Surface Book Vega Raven Ridge
Type Laptop Desktop
Release date 1 October 2015 26 October 2017
Pipelines 384 704
Core clock speed 954 MHz
Boost Clock 993 MHz 1240 MHz
Transistor count 4,940 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 61.60
Floating-point performance 1,760 gflops
Memory bus width 64 Bit
Memory clock speed 5012 MHz
Shared memory - -
DirectX DirectX 12 (FL 11_0), Shader 5.0 12 (12_1)
Shader Model 6.4
OpenGL 4.6
OpenCL 2.0
Vulkan 1.2.131
CUDA +
Optimus +
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