Radeon HD 7870M vs UHD Graphics 630

Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 7870M and UHD Graphics 630. 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 Radeon HD 7870M and UHD Graphics 630. 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.

Radeon HD 7870M is a Laptop Graphics Card

Note: Radeon HD 7870M 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 Radeon HD 7870M here:

Main Specs

  Radeon HD 7870M UHD Graphics 630
Power consumption (TDP) 45 Watt 15 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x1
Memory type GDDR5 System Shared
Maximum RAM amount 2 GB
Display Connectors No outputs No outputs
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  • Radeon HD 7870M has 200% more power consumption, than UHD Graphics 630.
  • Radeon HD 7870M is connected by PCIe 3.0 x16, and UHD Graphics 630 uses PCIe 3.0 x1 interface.
  • Radeon HD 7870M is used in Laptops, and UHD Graphics 630 - in Desktops.
  • Radeon HD 7870M is build with GCN architecture, and UHD Graphics 630 - with Gen. 9.5.
  • Core clock speed of Radeon HD 7870M is 500 MHz higher, than UHD Graphics 630.
  • Radeon HD 7870M is manufactured by 28 nm process technology, and UHD Graphics 630 - by 14 nm process technology.

Game benchmarks

high / 1080p 6−7 3−4
ultra / 1080p 4−5 1−2
QHD / 1440p 0−1 0−1
low / 720p 16−18 14−16
medium / 1080p 8−9 5−6
The average gaming FPS of Radeon HD 7870M in Assassin's Creed Odyssey is 50% more, than UHD Graphics 630.

Full Specs

  Radeon HD 7870M UHD Graphics 630
Architecture GCN Gen. 9.5
Code name Heathrow XT Kaby-Lake-H-GT2
Type Laptop Desktop
Release date 24 April 2012 1 October 2017
Pipelines 640 24
Core clock speed 800 MHz 300 MHz
Boost Clock 1150 MHz
Transistor count 1,500 million 189 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 32.00 26.45
Floating-point performance 1,024 gflops 460.8 gflops
Memory bus width 128 Bit 64/128 Bit
Memory clock speed 4000 MHz
Memory bandwidth 64 GB/s
Shared memory - +
DirectX 12 (11_1) 12 (12_1)
Shader Model 5.1 6.5
OpenGL 4.6 4.6
OpenCL 1.2 2.1
Vulkan 1.2.131 1.1.103
Laptop size large
Quick Sync +
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