Radeon R9 M390X vs Radeon R9 M395X

Find out if it is worth upgrading your current GPU setup by comparing Radeon R9 M390X and Radeon R9 M395X. 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 M390X and Radeon R9 M395X. 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 M390X and Radeon R9 M395X are Laptop Graphics Cards

Note: Radeon R9 M390X and Radeon R9 M395X 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 M390X or Radeon R9 M395X here:

Main Specs

  Radeon R9 M390X Radeon R9 M395X
Power consumption (TDP) 100 Watt 250 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x16
Supplementary power connectors None None
Memory type GDDR5 GDDR5
Maximum RAM amount 4 GB 4 GB
Display Connectors No outputs No outputs
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  • Radeon R9 M395X has 150% more power consumption, than Radeon R9 M390X.
  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • Radeon R9 M390X and Radeon R9 M395X have maximum RAM of 4 GB.
  • Both cards are used in Laptops.
  • Radeon R9 M390X and Radeon R9 M395X are build with GCN 3 architecture.
  • Both graphics cards have the same core clock speed.
  • Radeon R9 M390X and Radeon R9 M395X are manufactured by 28 nm process technology.

Game benchmarks

high / 1080p 21−24 24−27
ultra / 1080p 12−14 14−16
QHD / 1440p 8−9 9−10
4K / 2160p 5−6 6−7
low / 720p 40−45 45−50
medium / 1080p 27−30 30−35
The average gaming FPS of Radeon R9 M395X in Assassin's Creed Odyssey is 10% more, than Radeon R9 M390X.

Full Specs

  Radeon R9 M390X Radeon R9 M395X
Architecture GCN 3 GCN 3
Code name Amethyst (XT) / Tonga Amethyst XT
Type Laptop Laptop
Release date 9 June 2015 16 October 2014
Pipelines 2048 2048
Core clock speed 723 MHz 723 MHz
Transistor count 5,000 million 5,000 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 92.54 92.54
Floating-point performance 2,961 gflops 2,961 gflops
Memory bus width 256 Bit 256 Bit
Memory clock speed 1250 MHz
Memory bandwidth 160.0 GB/s 160.0 GB/s
Shared memory - -
Shader Model 6.3 6.3
OpenGL 4.4 4.4
OpenCL Not Listed Not Listed
Vulkan +
FreeSync + +
Bus support PCIe 3.0 PCIe 3.0
Bitcoin / BTC (SHA256) 413 Mh/s
Laptop size large large
Eyefinity + +
HD3D + +
PowerTune + +
DualGraphics + +
TrueAudio +
ZeroCore + +
Switchable graphics + +
Mantle + +
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