Radeon R7 M365X vs Radeon R9 M390

In this comparison between Radeon R7 M365X and Radeon R9 M390 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 Radeon R7 M365X will be the best choice, for others Radeon R9 M390 will be their preference. Study the comparison tables below and make your choice.

Radeon R9 M390 is a Laptop Graphics Card

Note: Radeon R9 M390 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 M390 here:

Main Specs

  Radeon R7 M365X Radeon R9 M390
Interface PCIe 3.0 x8
Memory type GDDR5 GDDR5
Maximum RAM amount 4 GB 2 GB
Display Connectors No outputs
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  • Radeon R7 M365X has 2 GB more memory, than Radeon R9 M390.
  • Radeon R7 M365X is used in Desktops, and Radeon R9 M390 - in Laptops.
  • Radeon R7 M365X is build with GCN 1.0 architecture, and Radeon R9 M390 - with GCN.
  • Radeon R7 M365X and Radeon R9 M390 are manufactured by 28 nm process technology.

Game benchmarks

high / 1080p 0−1 18−20
ultra / 1080p 0−1 10−11
QHD / 1440p 0−1 5−6
4K / 2160p 4−5
low / 720p 10−12 35−40
medium / 1080p 2−3 21−24
The average gaming FPS of Radeon R9 M390 in Assassin's Creed Odyssey is 400% more, than Radeon R7 M365X.

Full Specs

  Radeon R7 M365X Radeon R9 M390
Architecture GCN 1.0 GCN
Code name Litho Pitcairn
Type Desktop Laptop
Release date 5 May 2015 9 June 2015
Pipelines 384 1024
Core clock speed 900 MHz
Boost Clock 825 MHz
Transistor count 690 million 5000 Million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 23.04
Floating-point performance 737.3 gflops
Memory bus width 128 Bit 256 Bit
Memory clock speed 1000 MHz
Memory bandwidth 64 GB/s
Shared memory -
Shader Model 5.1
OpenGL 4.4 4.4
OpenCL Not Listed Not Listed
FreeSync + +
Bus support PCIe 3.0 PCIe 3.0
Bitcoin / BTC (SHA256) 242 Mh/s
Laptop size large
Eyefinity + +
HD3D + +
PowerTune + +
DualGraphics + +
ZeroCore + +
Switchable graphics + +
Mantle + +
Compute units 6
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