Radeon HD 6770 vs UHD Graphics 630

If you are going to buy a new graphics card and are choosing between Radeon HD 6770 and UHD Graphics 630, 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 Radeon HD 6770 stacks up against UHD Graphics 630, check out specs charts below.

Main Specs

  Radeon HD 6770 UHD Graphics 630
Power consumption (TDP) 108 Watt 15 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x1
Supplementary power connectors 1x 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 6770 has 620% more power consumption, than UHD Graphics 630.
  • Radeon HD 6770 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 6770 is build with TeraScale 2 architecture, and UHD Graphics 630 - with Gen. 9.5.
  • Radeon HD 6770 is manufactured by 40 nm process technology, and UHD Graphics 630 - by 14 nm process technology.

Game benchmarks

high / 1080p 3−4 3−4
ultra / 1080p 1−2 1−2
QHD / 1440p 0−1 0−1
low / 720p 14−16 14−16
medium / 1080p 5−6 5−6
Radeon HD 6770 and UHD Graphics 630 have the same average FPS in Assassin's Creed Odyssey.

Full Specs

  Radeon HD 6770 UHD Graphics 630
Architecture TeraScale 2 Gen. 9.5
Code name Juniper Kaby-Lake-H-GT2
Type Desktop Desktop
Release date 21 January 2011 1 October 2017
Pipelines 800 24
Core clock speed 300 MHz
Boost Clock 900 MHz 1150 MHz
Transistor count 1,040 million 189 million
Manufacturing process technology 40 nm 14 nm
Texture fill rate 34.00 26.45
Floating-point performance 1,360.0 gflops 460.8 gflops
Length 198 mm
Memory bus width 128 Bit 64/128 Bit
Memory clock speed 1050 MHz
Memory bandwidth 76.8 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) 118 Mh/s
Eyefinity +
Design reference
CrossFire +
Quick Sync +
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