Radeon HD 7990 vs Tiger Lake U Xe Graphics G7

In this comparison between Radeon HD 7990 and Tiger Lake U Xe Graphics G7 you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people Radeon HD 7990 will be the best choice, for others Tiger Lake U Xe Graphics G7 will be their preference. Study the comparison tables below and make your choice.

Tiger Lake U Xe Graphics G7 is a Laptop Graphics Card

Note: Tiger Lake U Xe Graphics G7 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 Tiger Lake U Xe Graphics G7 here:

Main Specs

  Radeon HD 7990 Tiger Lake U Xe Graphics G7
Power consumption (TDP) 375 Watt
Interface PCIe 3.0 x16
Supplementary power connectors 2x 8-pin
Memory type GDDR5 DDR4
Maximum RAM amount 3 GB
Display Connectors 1x DVI, 4x mini-DisplayPort
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  • Radeon HD 7990 is used in Desktops, and Tiger Lake U Xe Graphics G7 - in Laptops.
  • Radeon HD 7990 is build with GCN 1.0 architecture, and Tiger Lake U Xe Graphics G7 - with Gen. 11 Ice Lake.
  • Radeon HD 7990 is manufactured by 28 nm process technology, and Tiger Lake U Xe Graphics G7 - by 10 nm process technology.

Game benchmarks

high / 1080p 35−40 12−14
ultra / 1080p 21−24 7−8
QHD / 1440p 16−18 1−2
4K / 2160p 10−11
low / 720p 60−65 30−33
medium / 1080p 40−45 16−18
The average gaming FPS of Radeon HD 7990 in Assassin's Creed Odyssey is 157% more, than Tiger Lake U Xe Graphics G7.

Full Specs

  Radeon HD 7990 Tiger Lake U Xe Graphics G7
Architecture GCN 1.0 Gen. 11 Ice Lake
Code name Malta Tiger Lake Xe
Type Desktop Laptop
Release date 24 April 2013 15 August 2020
Pipelines 2048 96
Core clock speed 950 MHz
Boost Clock 1000 MHz
Transistor count 4,313 million
Manufacturing process technology 28 nm 10 nm
Texture fill rate 128.0
Floating-point performance 2x 4,096 gflops
Length 307 mm
Memory bus width 384 Bit
Memory clock speed 6000 MHz
Memory bandwidth 288.0 GB/s
Shared memory +
DirectX 12 (11_1) DirectX 12_1
Shader Model 5.1
OpenGL 4.6
OpenCL 1.2
Vulkan 1.2.131
Bitcoin / BTC (SHA256) 459 Mh/s
Ethereum / ETH (DaggerHashimoto) 44 Mh/s
Quick Sync +
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