Mobility Radeon HD 4870 vs UHD Graphics 630

Find out if it is worth upgrading your current GPU setup by comparing Mobility Radeon HD 4870 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 Mobility Radeon HD 4870 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.

Mobility Radeon HD 4870 is a Laptop Graphics Card

Note: Mobility Radeon HD 4870 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 Mobility Radeon HD 4870 here:

Main Specs

  Mobility Radeon HD 4870 UHD Graphics 630
Power consumption (TDP) 15 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x1
Memory type GDDR5 System Shared
Maximum RAM amount 1 GB
Display Connectors No outputs No outputs
  Check Price
  • Mobility Radeon HD 4870 is connected by PCIe 2.0 x16, and UHD Graphics 630 uses PCIe 3.0 x1 interface.
  • Mobility Radeon HD 4870 is used in Laptops, and UHD Graphics 630 - in Desktops.
  • Mobility Radeon HD 4870 is build with Terascale 1 architecture, and UHD Graphics 630 - with Gen. 9.5.
  • Core clock speed of Mobility Radeon HD 4870 is 250 MHz higher, than UHD Graphics 630.
  • Mobility Radeon HD 4870 is manufactured by 55 nm process technology, and UHD Graphics 630 - by 14 nm process technology.

Game benchmarks

high / 1080p 7−8 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 Mobility Radeon HD 4870 in Assassin's Creed Odyssey is 50% more, than UHD Graphics 630.

Full Specs

  Mobility Radeon HD 4870 UHD Graphics 630
Architecture Terascale 1 Gen. 9.5
Code name M98-XT Kaby-Lake-H-GT2
Type Laptop Desktop
Release date 9 January 2009 1 October 2017
Pipelines 800 24
Core clock speed 550 MHz 300 MHz
Boost Clock 1150 MHz
Transistor count 956 million 189 million
Manufacturing process technology 55 nm 14 nm
Texture fill rate 22.00 26.45
Floating-point performance 880.0 gflops 460.8 gflops
Memory bus width 256 Bit 64/128 Bit
Memory clock speed 888 MHz
Memory bandwidth 56.83 GB/s
Shared memory - +
DirectX 10.1 (10_1) 12 (12_1)
Shader Model 4.1 6.5
OpenGL 3.3 4.6
OpenCL 1.1 2.1
Vulkan N/A 1.1.103
Laptop size large
Quick Sync +
  Check Price