GeForce 940M vs UHD Graphics 620

Find out if it is worth upgrading your current GPU setup by comparing GeForce 940M and UHD Graphics 620. 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 GeForce 940M and UHD Graphics 620. 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.

GeForce 940M and UHD Graphics 620 are Laptop Graphics Cards

Note: GeForce 940M and UHD Graphics 620 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 GeForce 940M or UHD Graphics 620 here:

Main Specs

  GeForce 940M UHD Graphics 620
Power consumption (TDP) 75 Watt 15 Watt
Interface PCIe 3.0 x8 PCIe 3.0 x1
Memory type DDR3 LPDDR3/DDR4
Maximum RAM amount 4 GB 32 GB
Display Connectors No outputs No outputs
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  • GeForce 940M has 400% more power consumption, than UHD Graphics 620.
  • GeForce 940M is connected by PCIe 3.0 x8, and UHD Graphics 620 uses PCIe 3.0 x1 interface.
  • UHD Graphics 620 has 28 GB more memory, than GeForce 940M.
  • Both cards are used in Laptops.
  • GeForce 940M is build with Maxwell architecture, and UHD Graphics 620 - with Gen. 9.5.
  • Core clock speed of GeForce 940M is 772 MHz higher, than UHD Graphics 620.
  • GeForce 940M is manufactured by 28 nm process technology, and UHD Graphics 620 - by 14 nm process technology.

Game benchmarks

high / 1080p 2−3 2−3
ultra / 1080p 1−2 0−1
QHD / 1440p 0−1 0−1
low / 720p 12−14 12−14
medium / 1080p 4−5 3−4
GeForce 940M and UHD Graphics 620 have the same average FPS in Assassin's Creed Odyssey.

Full Specs

  GeForce 940M UHD Graphics 620
Architecture Maxwell Gen. 9.5
Code name N16S-GT-S/B Kaby-Lake-Refresh GT2
Type Laptop Laptop
Release date 12 March 2015 1 September 2017
Pipelines 384 24
Core clock speed 1072 MHz 300 MHz
Boost Clock 1176 MHz 1150 MHz
Transistor count 1,870 million 189 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 28.22 27.60
Floating-point performance 903.2 gflops
Memory bus width 64 Bit 64/128 Bit
Memory clock speed 2000 MHz
Memory bandwidth 14.4 GB/s
Shared memory - +
DirectX 12 (11_0) 12 (12_1)
Shader Model 5.1 6.4
OpenGL 4.5 4.6
OpenCL 1.2 2.1
Vulkan 1.1.126 1.1.103
CUDA +
Bus support PCI Express 3.0
Bitcoin / BTC (SHA256) 101 Mh/s
Laptop size medium sized
Optimus +
Quick Sync +
GPU Boost 2.0
GameWorks +
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