GeForce GTX 460 vs Radeon HD 7990

If you are going to buy a new graphics card and are choosing between GeForce GTX 460 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 460 stacks up against Radeon HD 7990, check out specs charts below.

Main Specs

  GeForce GTX 460 Radeon HD 7990
Power consumption (TDP) 160 Watt 375 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x16
Supplementary power connectors 6-pin & 6-pin 2x 8-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 768 MB 3 GB
Display Connectors 2x DVI, 1x mini-HDMI 1x DVI, 4x mini-DisplayPort
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  • Radeon HD 7990 has 134% more power consumption, than GeForce GTX 460.
  • GeForce GTX 460 is connected by PCIe 2.0 x16, and Radeon HD 7990 uses PCIe 3.0 x16 interface.
  • GeForce GTX 460 has 765 GB more memory, than Radeon HD 7990.
  • Both cards are used in Desktops.
  • GeForce GTX 460 is build with Fermi architecture, and Radeon HD 7990 - with GCN 1.0.
  • Core clock speed of Radeon HD 7990 is 275 MHz higher, than GeForce GTX 460.
  • GeForce GTX 460 is manufactured by 40 nm process technology, and Radeon HD 7990 - by 28 nm process technology.
  • Radeon HD 7990 is 299 mm longer, than GeForce GTX 460.
  • Memory clock speed of Radeon HD 7990 is 2400 MHz higher, than GeForce GTX 460.

Game benchmarks

high / 1080p 10−12 35−40
ultra / 1080p 6−7 21−24
QHD / 1440p 1−2 16−18
4K / 2160p 10−11
low / 720p 24−27 60−65
medium / 1080p 14−16 40−45
The average gaming FPS of Radeon HD 7990 in Assassin's Creed Odyssey is 227% more, than GeForce GTX 460.

Full Specs

  GeForce GTX 460 Radeon HD 7990
Architecture Fermi GCN 1.0
Code name GF104 Malta
Type Desktop Desktop
Release date 12 July 2010 24 April 2013
Pipelines 336 2048
Core clock speed 675 MHz 950 MHz
Boost Clock 1000 MHz
Transistor count 1,950 million 4,313 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 37.80 128.0
Floating-point performance 907.2 gflops 2x 4,096 gflops
Length 8.25"(210 mm) (21 cm) 307 mm
Memory bus width 192 Bit 384 Bit
Memory clock speed 3600 MHz 6000 MHz
Memory bandwidth 86.4 GB/s 288.0 GB/s
DirectX 12 (11_0) 12 (11_1)
Shader Model 5.1 5.1
OpenGL 4.1 4.6
OpenCL 1.1 1.2
Vulkan N/A 1.2.131
CUDA +
Bus support 16x PCI-E 2.0
Height 4.376"(111 mm) (11.1 cm)
SLI options +
Multi monitor support +
HDMI +
HDCP +
Maximum VGA resolution 2048x1536
Audio input for HDMI Internal
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