Radeon HD 7790 vs Radeon R9 M295X

When comparing Radeon HD 7790 and Radeon R9 M295X, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between Radeon HD 7790 and Radeon R9 M295X is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

Radeon R9 M295X is a Laptop Graphics Card

Note: Radeon R9 M295X 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 Radeon R9 M295X here:

Main Specs

  Radeon HD 7790 Radeon R9 M295X
Power consumption (TDP) 85 Watt 250 Watt
Interface PCIe 3.0 x16 MXM-B (3.0)
Supplementary power connectors 1x 6-pin None
Memory type GDDR5 Not Listed
Maximum RAM amount 1 GB
Display Connectors 1x DVI, 1x HDMI, 2x mini-DisplayPort No outputs
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  • Radeon R9 M295X has 194% more power consumption, than Radeon HD 7790.
  • Radeon HD 7790 is connected by PCIe 3.0 x16, and Radeon R9 M295X uses MXM-B (3.0) interface.
  • Radeon HD 7790 is used in Desktops, and Radeon R9 M295X - in Laptops.
  • Radeon HD 7790 is build with GCN 2.0 architecture, and Radeon R9 M295X - with GCN 3.
  • Core clock speed of Radeon HD 7790 is 277 MHz higher, than Radeon R9 M295X.
  • Radeon HD 7790 and Radeon R9 M295X are manufactured by 28 nm process technology.

Game benchmarks

high / 1080p 16−18 35−40
ultra / 1080p 9−10 21−24
QHD / 1440p 4−5 16−18
4K / 2160p 4−5 10−11
low / 720p 30−35 60−65
medium / 1080p 20−22 40−45
The average gaming FPS of Radeon R9 M295X in Assassin's Creed Odyssey is 128% more, than Radeon HD 7790.

Full Specs

  Radeon HD 7790 Radeon R9 M295X
Architecture GCN 2.0 GCN 3
Code name Bonaire Tonga
Type Desktop Laptop
Release date 22 March 2013 16 October 2014
Pipelines 896 2048
Core clock speed 1000 MHz 723 MHz
Transistor count 2,080 million 5,000 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 56.00 92.54
Floating-point performance 1,792 gflops 2,961 gflops
Length 183 mm
Memory bus width 128 Bit
Memory clock speed 6000 MHz
Memory bandwidth 96 GB/s 160.0 GB/s
Shared memory -
DirectX 12 (12_0) Not Listed
Shader Model 6.3 6.3
OpenGL 4.6 4.4
OpenCL 2.0 Not Listed
Vulkan 1.2.131
FreeSync +
Bus support PCIe 3.0
Bitcoin / BTC (SHA256) 218 Mh/s 392 Mh/s
Laptop size large
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
Ethereum / ETH (DaggerHashimoto) 5.2 Mh/s
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