GeForce GTX 560M vs Radeon HD 7990

In this comparison between GeForce GTX 560M and Radeon HD 7990 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 GeForce GTX 560M will be the best choice, for others Radeon HD 7990 will be their preference. Study the comparison tables below and make your choice.

GeForce GTX 560M is a Laptop Graphics Card

Note: GeForce GTX 560M 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 GeForce GTX 560M here:

Main Specs

  GeForce GTX 560M Radeon HD 7990
Power consumption (TDP) 75 Watt 375 Watt
Interface MXM-B (3.0) PCIe 3.0 x16
Supplementary power connectors None 2x 8-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 1536 MB 3 GB
Display Connectors No outputs 1x DVI, 4x mini-DisplayPort
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  • Radeon HD 7990 has 400% more power consumption, than GeForce GTX 560M.
  • GeForce GTX 560M is connected by MXM-B (3.0), and Radeon HD 7990 uses PCIe 3.0 x16 interface.
  • GeForce GTX 560M has 1533 GB more memory, than Radeon HD 7990.
  • GeForce GTX 560M is used in Laptops, and Radeon HD 7990 - in Desktops.
  • GeForce GTX 560M is build with Fermi architecture, and Radeon HD 7990 - with GCN 1.0.
  • Core clock speed of Radeon HD 7990 is 175 MHz higher, than GeForce GTX 560M.
  • GeForce GTX 560M is manufactured by 40 nm process technology, and Radeon HD 7990 - by 28 nm process technology.
  • Memory clock speed of Radeon HD 7990 is 4750 MHz higher, than GeForce GTX 560M.

Game benchmarks

high / 1080p 4−5 35−40
ultra / 1080p 2−3 21−24
QHD / 1440p 1−2 16−18
4K / 2160p 10−11
low / 720p 14−16 60−65
medium / 1080p 7−8 40−45
The average gaming FPS of Radeon HD 7990 in Assassin's Creed Odyssey is 500% more, than GeForce GTX 560M.

Full Specs

  GeForce GTX 560M Radeon HD 7990
Architecture Fermi GCN 1.0
Code name N12E-GS Malta
Type Laptop Desktop
Release date 30 May 2011 24 April 2013
Pipelines 192 2048
Core clock speed 775 MHz 950 MHz
Boost Clock 1000 MHz
Transistor count 1,170 million 4,313 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 24.8 billion/sec 128.0
Floating-point performance 595.2 gflops 2x 4,096 gflops
Length 307 mm
Memory bus width 384 Bit
Memory clock speed 1250 MHz 6000 MHz
Memory bandwidth 288.0 GB/s
Shared memory -
DirectX 12 API 12 (11_1)
Shader Model 5.1 5.1
OpenGL 4.5 4.6
OpenCL 1.1 1.2
Vulkan N/A 1.2.131
CUDA +
CUDA cores 192
Bus support PCI-E 2.0
SLI options 2-way
3D Blu-Ray +
3D Gaming +
Bitcoin / BTC (SHA256) 44 Mh/s 459 Mh/s
Laptop size large
Optimus +
Ethereum / ETH (DaggerHashimoto) 44 Mh/s
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