Radeon 550X vs Radeon R9 M365X

When comparing Radeon 550X and Radeon R9 M365X, 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 550X and Radeon R9 M365X is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

Radeon R9 M365X is a Laptop Graphics Card

Note: Radeon R9 M365X 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 M365X here:

Main Specs

  Radeon 550X Radeon R9 M365X
Power consumption (TDP) 50 Watt
Interface PCIe 3.0 x8 PCIe 3.0 x16
Supplementary power connectors 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 550X is connected by PCIe 3.0 x8, and Radeon R9 M365X uses PCIe 3.0 x16 interface.
  • Radeon R9 M365X has 2 GB more memory, than Radeon 550X.
  • Radeon 550X is used in Desktops, and Radeon R9 M365X - in Laptops.
  • Radeon 550X is build with GCN 4.0 architecture, and Radeon R9 M365X - with GCN.
  • Core clock speed of Radeon 550X is 182 MHz higher, than Radeon R9 M365X.
  • Radeon 550X is manufactured by 14 nm process technology, and Radeon R9 M365X - by 28 nm process technology.
  • Memory clock speed of Radeon 550X is 5875 MHz higher, than Radeon R9 M365X.

Game benchmarks

high / 1080p 7−8 6−7
ultra / 1080p 4−5 4−5
QHD / 1440p 0−1 0−1
low / 720p 16−18 16−18
medium / 1080p 9−10 8−9
Radeon 550X and Radeon R9 M365X have the same average FPS in Assassin's Creed Odyssey.

Full Specs

  Radeon 550X Radeon R9 M365X
Architecture GCN 4.0 GCN
Code name Lexa Tropo
Type Desktop Laptop
Release date 27 March 2019 6 May 2015
Pipelines 512 640
Core clock speed 1082 MHz 900 MHz
Boost Clock 1218 MHz 925 MHz
Transistor count 2,200 million 1,500 million
Manufacturing process technology 14 nm 28 nm
Texture fill rate 38.98 37.00
Floating-point performance 1,184 gflops
Length 145 mm
Memory bus width 128 Bit 128 Bit
Memory clock speed 7000 MHz 1125 MHz
Memory bandwidth 112.0 GB/s 72 GB/s
Shared memory -
DirectX 12 (12_0)
Shader Model 6.4 5.1
OpenGL 4.6 4.4
OpenCL 2.0 Not Listed
Vulkan 1.2.131
FreeSync +
Bus support PCIe 3.0
Laptop size medium sized
Eyefinity +
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
Compute units 10
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