Radeon HD 7990 vs Radeon Pro SSG

Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 7990 and Radeon Pro SSG. 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 7990 and Radeon Pro SSG. 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 7990 Radeon Pro SSG
Power consumption (TDP) 375 Watt 350 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x16
Supplementary power connectors 2x 8-pin 1x 6-pin + 1x 8-pin
Memory type GDDR5 HBM2
Maximum RAM amount 3 GB 16 GB
Display Connectors 1x DVI, 4x mini-DisplayPort 6x mini-DisplayPort
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  • Radeon HD 7990 has 7% more power consumption, than Radeon Pro SSG.
  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • Radeon Pro SSG has 13 GB more memory, than Radeon HD 7990.
  • Both cards are used in Desktops.
  • Radeon HD 7990 is build with GCN 1.0 architecture, and Radeon Pro SSG - with GCN 5.0.
  • Core clock speed of Radeon Pro SSG is 490 MHz higher, than Radeon HD 7990.
  • Radeon HD 7990 is manufactured by 28 nm process technology, and Radeon Pro SSG - by 14 nm process technology.
  • Radeon HD 7990 is 40 mm longer, than Radeon Pro SSG.
  • Memory clock speed of Radeon HD 7990 is 4110 MHz higher, than Radeon Pro SSG.

Game benchmarks

high / 1080p 35−40 50−55
ultra / 1080p 21−24 35−40
QHD / 1440p 16−18 27−30
4K / 2160p 10−11 16−18
low / 720p 60−65 80−85
medium / 1080p 40−45 60−65
The average gaming FPS of Radeon Pro SSG in Assassin's Creed Odyssey is 43% more, than Radeon HD 7990.

Full Specs

  Radeon HD 7990 Radeon Pro SSG
Architecture GCN 1.0 GCN 5.0
Code name Malta Vega 10
Type Desktop Workstation
Release date 24 April 2013 8 August 2017
Pipelines 2048 4096
Core clock speed 950 MHz 1440 MHz
Boost Clock 1000 MHz 1500 MHz
Transistor count 4,313 million 12,500 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 128.0 384.0
Floating-point performance 2x 4,096 gflops 12,288 gflops
Length 307 mm 267 mm
Memory bus width 384 Bit 2048 Bit
Memory clock speed 6000 MHz 1890 MHz
Memory bandwidth 288.0 GB/s 483.8 GB/s
DirectX 12 (11_1) 12 (12_1)
Shader Model 5.1 6.4
OpenGL 4.6 4.6
OpenCL 1.2 2.0
Vulkan 1.2.131 1.1.125
Bitcoin / BTC (SHA256) 459 Mh/s
Ethereum / ETH (DaggerHashimoto) 44 Mh/s
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