Radeon R9 380X vs Radeon R9 M270X

When comparing Radeon R9 380X and Radeon R9 M270X, 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 R9 380X and Radeon R9 M270X is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

Main Specs

  Radeon R9 380X Radeon R9 M270X
Power consumption (TDP) 190 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x16
Memory type GDDR5 GDDR5
Maximum RAM amount 4 GB 4 GB
Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort No outputs
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  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • Radeon R9 380X and Radeon R9 M270X have maximum RAM of 4 GB.
  • Both cards are used in Desktops.
  • Radeon R9 380X is build with GCN 3.0 architecture, and Radeon R9 M270X - with GCN 1.0.
  • Radeon R9 380X and Radeon R9 M270X are manufactured by 28 nm process technology.
  • Memory clock speed of Radeon R9 M270X is 155 MHz higher, than Radeon R9 380X.

Game benchmarks

high / 1080p 35−40 6−7
ultra / 1080p 21−24 4−5
QHD / 1440p 16−18 0−1
4K / 2160p 10−11
low / 720p 60−65 16−18
medium / 1080p 40−45 8−9
The average gaming FPS of Radeon R9 380X in Assassin's Creed Odyssey is 355% more, than Radeon R9 M270X.

Full Specs

  Radeon R9 380X Radeon R9 M270X
Architecture GCN 3.0 GCN 1.0
Code name Antigua Venus
Type Desktop Desktop
Release date 19 November 2015 21 March 2014
Pipelines 2048 640
Core clock speed 725 MHz
Boost Clock 970 MHz 775 MHz
Transistor count 5,000 million 1,500 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 124.2 31.00
Floating-point performance 3,973 gflops 1,536 gflops
Length 221 mm
Memory bus width 256 Bit 128 Bit
Memory clock speed 970 MHz 1125 MHz
Memory bandwidth 182.4 GB/s 72 GB/s
Shader Model 6.3 5.1
OpenGL 4.5 4.4
OpenCL 2.0 Not Listed
Vulkan +
Monero / XMR (CryptoNight) 0.58 kh/s
FreeSync + +
Bus support PCIe 3.0 PCIe 3.0 x16
HDMI +
Eyefinity + +
HD3D + +
PowerTune + +
DualGraphics +
TrueAudio +
ZeroCore + +
Switchable graphics +
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 10
Form factor full height / full length
High bandwidth memory (HBM) -
LiquidVR +
FRTC +
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