Radeon R8 M365DX vs Radeon R9 380X

If you are going to buy a new graphics card and are choosing between Radeon R8 M365DX and Radeon R9 380X, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Radeon R8 M365DX stacks up against Radeon R9 380X, check out specs charts below.

Radeon R8 M365DX is a Laptop Graphics Card

Note: Radeon R8 M365DX 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 R8 M365DX here:

Main Specs

  Radeon R8 M365DX Radeon R9 380X
Power consumption (TDP) 190 Watt
Interface IGP PCIe 3.0 x16
Memory type DDR3 GDDR5
Maximum RAM amount 4 GB
Display Connectors No outputs 2x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon R8 M365DX is connected by IGP, and Radeon R9 380X uses PCIe 3.0 x16 interface.
  • Radeon R8 M365DX is used in Laptops, and Radeon R9 380X - in Desktops.
  • Radeon R8 M365DX is build with GCN architecture, and Radeon R9 380X - with GCN 3.0.
  • Radeon R8 M365DX and Radeon R9 380X are manufactured by 28 nm process technology.
  • Memory clock speed of Radeon R9 380X is 170 MHz higher, than Radeon R8 M365DX.

Game benchmarks

high / 1080p 0−1 35−40
ultra / 1080p 21−24
QHD / 1440p 0−1 16−18
4K / 2160p 10−11
low / 720p 1−2 60−65
medium / 1080p 0−1 40−45
The average gaming FPS of Radeon R9 380X in Assassin's Creed Odyssey is 6100% more, than Radeon R8 M365DX.

Full Specs

  Radeon R8 M365DX Radeon R9 380X
Architecture GCN GCN 3.0
Code name Meso Antigua
Type Laptop Desktop
Release date 3 June 2015 19 November 2015
Pipelines 768 2048
Core clock speed 720 / 1125 MHz
Boost Clock 1125 MHz 970 MHz
Transistor count 1,550 million 5,000 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 27.00 124.2
Floating-point performance 3,973 gflops
Length 221 mm
Memory bus width 128 + 64 Bit 256 Bit
Memory clock speed 800 / 1000 MHz 970 MHz
Memory bandwidth 182.4 GB/s
Shared memory -
DirectX 12 (12_0)
Shader Model 6.0 6.3
OpenGL 4.6 4.5
OpenCL 2.0 2.0
Vulkan 1.2.131 +
Monero / XMR (CryptoNight) 0.58 kh/s
FreeSync +
Bus support PCIe 3.0
HDMI +
Laptop size medium sized
Eyefinity +
HD3D +
PowerTune +
TrueAudio +
ZeroCore +
Mantle +
Design reference
Bridgeless CrossFire +
Number of Eyefinity displays 6
DisplayPort support +
CrossFire +
VCE +
DDMA audio +
Decred / DCR (Decred) 0.89 Gh/s
Ethereum / ETH (DaggerHashimoto) 20.63 Mh/s
Zcash / ZEC (Equihash) 175 Sol/s
Compute units 32
Form factor full height / full length
High bandwidth memory (HBM) -
LiquidVR +
FRTC +
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