Radeon 540X vs Radeon R9 M395X

Find out if it is worth upgrading your current GPU setup by comparing Radeon 540X 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 540X 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 540X and Radeon R9 M395X are Laptop Graphics Cards

Note: Radeon 540X 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 540X or Radeon R9 M395X here:

Main Specs

  Radeon 540X Radeon R9 M395X
Power consumption (TDP) 50 Watt 250 Watt
Interface PCIe 3.0 x8 PCIe 3.0 x16
Supplementary power connectors None None
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 4 GB
Display Connectors 1x DVI, 1x HDMI, 1x DisplayPort No outputs
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  • Radeon R9 M395X has 400% more power consumption, than Radeon 540X.
  • Radeon 540X is connected by PCIe 3.0 x8, and Radeon R9 M395X uses PCIe 3.0 x16 interface.
  • Radeon R9 M395X has 2 GB more memory, than Radeon 540X.
  • Both cards are used in Laptops.
  • Radeon 540X is build with GCN 4.0 architecture, and Radeon R9 M395X - with GCN 3.
  • Radeon 540X is manufactured by 14 nm process technology, and Radeon R9 M395X - by 28 nm process technology.
  • Memory clock speed of Radeon 540X is 4750 MHz higher, than Radeon R9 M395X.

Game benchmarks

high / 1080p 6−7 24−27
ultra / 1080p 3−4 14−16
QHD / 1440p 0−1 9−10
4K / 2160p 6−7
low / 720p 14−16 45−50
medium / 1080p 7−8 30−35
The average gaming FPS of Radeon R9 M395X in Assassin's Creed Odyssey is 275% more, than Radeon 540X.

Full Specs

  Radeon 540X Radeon R9 M395X
Architecture GCN 4.0 GCN 3
Code name Lexa Amethyst XT
Type Laptop Laptop
Release date 12 August 2019 16 October 2014
Pipelines 512 2048
Core clock speed 723 MHz
Boost Clock 1219 MHz
Transistor count 2,200 million 5,000 million
Manufacturing process technology 14 nm 28 nm
Texture fill rate 33.47 92.54
Floating-point performance 2,961 gflops
Memory bus width 64 Bit 256 Bit
Memory clock speed 6000 MHz 1250 MHz
Memory bandwidth 112.0 GB/s 160.0 GB/s
Shared memory - -
DirectX 12 (12_0)
Shader Model 6.4 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) 413 Mh/s
Laptop size large
Eyefinity +
HD3D +
PowerTune +
DualGraphics +
TrueAudio +
ZeroCore +
Switchable graphics +
Mantle +
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