Radeon HD 6870 vs UHD Graphics 630

Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 6870 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 6870 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.

Main Specs

  Radeon HD 6870 UHD Graphics 630
Power consumption (TDP) 151 Watt 15 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x1
Supplementary power connectors 2x 6-pin
Memory type GDDR5 System Shared
Maximum RAM amount 1 GB
Display Connectors 2x DVI, 1x HDMI, 2x mini-DisplayPort No outputs
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  • Radeon HD 6870 has 906% more power consumption, than UHD Graphics 630.
  • Radeon HD 6870 is connected by PCIe 2.0 x16, and UHD Graphics 630 uses PCIe 3.0 x1 interface.
  • Both cards are used in Desktops.
  • Radeon HD 6870 is build with Terascale 2 architecture, and UHD Graphics 630 - with Gen. 9.5.
  • Radeon HD 6870 is manufactured by 40 nm process technology, and UHD Graphics 630 - by 14 nm process technology.

Game benchmarks

high / 1080p 10−12 3−4
ultra / 1080p 6−7 1−2
QHD / 1440p 1−2 0−1
low / 720p 24−27 14−16
medium / 1080p 12−14 5−6
The average gaming FPS of Radeon HD 6870 in Assassin's Creed Odyssey is 133% more, than UHD Graphics 630.

Full Specs

  Radeon HD 6870 UHD Graphics 630
Architecture Terascale 2 Gen. 9.5
Code name RV940 Barts Kaby-Lake-H-GT2
Type Desktop Desktop
Release date 22 October 2010 1 October 2017
Pipelines 1120 24
Core clock speed 300 MHz
Boost Clock 900 MHz 1150 MHz
Transistor count 1,700 million 189 million
Manufacturing process technology 40 nm 14 nm
Texture fill rate 50.40 26.45
Floating-point performance 2,016.0 gflops 460.8 gflops
Length 220 mm
Memory bus width 256 Bit 64/128 Bit
Memory clock speed 1050 MHz
Memory bandwidth 134.4 GB/s
Shared memory - +
DirectX 12 (12_1)
Shader Model 5.0 6.5
OpenGL 4.4 4.6
OpenCL 1.2 2.1
Vulkan 1.1.103
Bus support PCIe 2.0 x16
HDMI +
Bitcoin / BTC (SHA256) 213 Mh/s
Eyefinity +
Design reference
CrossFire +
Quick Sync +
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