GeForce GTX 580 vs Radeon HD 7990

If you are going to buy a new graphics card and are choosing between GeForce GTX 580 and Radeon HD 7990, 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 GeForce GTX 580 stacks up against Radeon HD 7990, check out specs charts below.

Main Specs

  GeForce GTX 580 Radeon HD 7990
Power consumption (TDP) 244 Watt 375 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x16
Supplementary power connectors One 6-pin and One 8-pin 2x 8-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 1536 MB 3 GB
Display Connectors 2x DVI, 1x mini-HDMI 1x DVI, 4x mini-DisplayPort
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  • Radeon HD 7990 has 53% more power consumption, than GeForce GTX 580.
  • GeForce GTX 580 is connected by PCIe 2.0 x16, and Radeon HD 7990 uses PCIe 3.0 x16 interface.
  • GeForce GTX 580 has 1533 GB more memory, than Radeon HD 7990.
  • Both cards are used in Desktops.
  • GeForce GTX 580 is build with Fermi architecture, and Radeon HD 7990 - with GCN 1.0.
  • Core clock speed of GeForce GTX 580 is 594 MHz higher, than Radeon HD 7990.
  • GeForce GTX 580 is manufactured by 40 nm process technology, and Radeon HD 7990 - by 28 nm process technology.
  • Radeon HD 7990 is 297 mm longer, than GeForce GTX 580.
  • Memory clock speed of Radeon HD 7990 is 3996 MHz higher, than GeForce GTX 580.

Game benchmarks

high / 1080p 21−24 35−40
ultra / 1080p 14−16 21−24
QHD / 1440p 8−9 16−18
4K / 2160p 6−7 10−11
low / 720p 40−45 60−65
medium / 1080p 27−30 40−45
The average gaming FPS of Radeon HD 7990 in Assassin's Creed Odyssey is 60% more, than GeForce GTX 580.

Full Specs

  GeForce GTX 580 Radeon HD 7990
Architecture Fermi GCN 1.0
Code name GF110 Malta
Type Desktop Desktop
Release date 9 November 2010 24 April 2013
Pipelines 512 2048
Core clock speed 1544 MHz 950 MHz
Boost Clock 1000 MHz
Transistor count 3,000 million 4,313 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 49.4 billion/sec 128.0
Floating-point performance 1,581.1 gflops 2x 4,096 gflops
Length 10.5" (267 mm) (26.7 cm) 307 mm
Memory bus width 384 Bit 384 Bit
Memory clock speed 2004 MHz (4008 data rate) 6000 MHz
Memory bandwidth 192.4 GB/s 288.0 GB/s
DirectX 12 (11_0) 12 (11_1)
Shader Model 5.1 5.1
OpenGL 4.2 4.6
OpenCL 1.1 1.2
Vulkan N/A 1.2.131
CUDA +
CUDA cores 512
Bus support PCI-E 2.0 x 16
Height 4.376" (111 mm) (11.1 cm)
SLI options +
Multi monitor support +
HDMI +
Maximum VGA resolution 2048x1536
Audio input for HDMI Internal
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