UHD Graphics 615 vs UHD Graphics 620

If you are going to buy a new graphics card and are choosing between UHD Graphics 615 and UHD Graphics 620, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the UHD Graphics 615 stacks up against UHD Graphics 620, check out specs charts below.

UHD Graphics 615 and UHD Graphics 620 are Laptop Graphics Cards

Note: UHD Graphics 615 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 UHD Graphics 615 or UHD Graphics 620 here:

Main Specs

  UHD Graphics 615 UHD Graphics 620
Power consumption (TDP) 15 Watt 15 Watt
Interface PCIe 3.0 x1 PCIe 3.0 x1
Memory type DDR3L/LPDDR3 LPDDR3/DDR4
Maximum RAM amount 32 GB
Display Connectors No outputs No outputs
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  • Both graphics cards have the same power consumption of 15 Watt.
  • Both video cards are using PCIe 3.0 x1 interface connection to a motherboard.
  • Both cards are used in Laptops.
  • UHD Graphics 615 is build with Gen. 9 Amber Lake architecture, and UHD Graphics 620 - with Gen. 9.5.
  • Both graphics cards have the same core clock speed.
  • UHD Graphics 615 and UHD Graphics 620 are manufactured by 14 nm process technology.

Game benchmarks

high / 1080p 0−1 2−3
ultra / 1080p 0−1 0−1
QHD / 1440p 0−1 0−1
low / 720p 10−11 12−14
medium / 1080p 1−2 3−4
The average gaming FPS of UHD Graphics 620 in Assassin's Creed Odyssey is 33% more, than UHD Graphics 615.

Full Specs

  UHD Graphics 615 UHD Graphics 620
Architecture Gen. 9 Amber Lake Gen. 9.5
Code name Kaby-Lake GT2 Kaby-Lake-Refresh GT2
Type Laptop Laptop
Release date 30 August 2018 1 September 2017
Pipelines 24 24
Core clock speed 300 MHz 300 MHz
Boost Clock 1000 MHz 1150 MHz
Transistor count 189 million
Manufacturing process technology 14 nm 14 nm
Texture fill rate 25.20 27.60
Memory bus width 64/128 Bit 64/128 Bit
Shared memory + +
DirectX 12 (12_1) 12 (12_1)
Shader Model 6.4 6.4
OpenGL 4.6 4.6
OpenCL 2.1 2.1
Vulkan 1.1.103 1.1.103
Quick Sync + +
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