Radeon R9 M295X vs Radeon R9 M390

Find out if it is worth upgrading your current GPU setup by comparing Radeon R9 M295X and Radeon R9 M390. 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 R9 M295X and Radeon R9 M390. 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.

Radeon R9 M295X and Radeon R9 M390 are Laptop Graphics Cards

Note: Radeon R9 M295X and Radeon R9 M390 are only used in laptop graphics. They have 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 or Radeon R9 M390 here:

Main Specs

  Radeon R9 M295X Radeon R9 M390
Power consumption (TDP) 250 Watt
Interface MXM-B (3.0)
Supplementary power connectors None
Memory type Not Listed GDDR5
Maximum RAM amount 2 GB
Display Connectors No outputs
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  • Both cards are used in Laptops.
  • Radeon R9 M295X is build with GCN 3 architecture, and Radeon R9 M390 - with GCN.
  • Radeon R9 M295X and Radeon R9 M390 are manufactured by 28 nm process technology.

Game benchmarks

high / 1080p 35−40 18−20
ultra / 1080p 21−24 10−11
QHD / 1440p 16−18 5−6
4K / 2160p 10−11 4−5
low / 720p 60−65 35−40
medium / 1080p 40−45 21−24
The average gaming FPS of Radeon R9 M295X in Assassin's Creed Odyssey is 100% more, than Radeon R9 M390.

Full Specs

  Radeon R9 M295X Radeon R9 M390
Architecture GCN 3 GCN
Code name Tonga Pitcairn
Type Laptop Laptop
Release date 16 October 2014 9 June 2015
Pipelines 2048 1024
Core clock speed 723 MHz
Transistor count 5,000 million 5000 Million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 92.54
Floating-point performance 2,961 gflops
Memory bus width 256 Bit
Memory bandwidth 160.0 GB/s
Shared memory - -
DirectX Not Listed
Shader Model 6.3
OpenGL 4.4 4.4
OpenCL Not Listed Not Listed
FreeSync + +
Bus support PCIe 3.0 PCIe 3.0
Bitcoin / BTC (SHA256) 392 Mh/s 242 Mh/s
Laptop size large large
Eyefinity +
HD3D + +
PowerTune + +
DualGraphics + +
ZeroCore + +
Switchable graphics + +
Mantle + +
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