Radeon R9 280X vs Radeon R9 M375X

When comparing Radeon R9 280X and Radeon R9 M375X, 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 280X and Radeon R9 M375X is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

Main Specs

  Radeon R9 280X Radeon R9 M375X
Power consumption (TDP) 250 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x16
Supplementary power connectors 1 x 6-pin + 1 x 8-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 3 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 M375X has 1 GB more memory, than Radeon R9 280X.
  • Both cards are used in Desktops.
  • Radeon R9 280X is build with GCN architecture, and Radeon R9 M375X - with GCN 1.0.
  • Radeon R9 280X and Radeon R9 M375X are manufactured by 28 nm process technology.

Game benchmarks

high / 1080p 35−40 9−10
ultra / 1080p 21−24 5−6
QHD / 1440p 16−18 0−1
4K / 2160p 10−11
low / 720p 60−65 21−24
medium / 1080p 40−45 12−14
The average gaming FPS of Radeon R9 280X in Assassin's Creed Odyssey is 241% more, than Radeon R9 M375X.

Full Specs

  Radeon R9 280X Radeon R9 M375X
Architecture GCN GCN 1.0
Code name Thaiti XTL Tropo
Type Desktop Desktop
Release date 8 October 2013 5 May 2015
Pipelines 2048 640
Core clock speed 925 MHz
Boost Clock 1000 MHz 1015 MHz
Transistor count 4,313 million 1,500 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 128.0 40.60
Floating-point performance 4,096 gflops 1,299 gflops
Length 275 mm
Memory bus width 384 Bit 128 Bit
Memory clock speed 1125 MHz
Memory bandwidth 288 GB/s 72 GB/s
Shared memory -
Shader Model 5.1 5.1
OpenGL 4.6 4.4
OpenCL 1.2 Not Listed
Vulkan +
Monero / XMR (CryptoNight) 0.5 kh/s
FreeSync + +
Bus support PCIe 3.0 PCIe 3.0
HDMI +
Bitcoin / BTC (SHA256) 494 Mh/s
Eyefinity + +
HD3D + +
PowerTune +
DualGraphics +
TrueAudio +
ZeroCore +
Switchable graphics +
Mantle +
Design reference
DisplayPort support +
CrossFire +
DDMA audio +
Decred / DCR (Decred) 1.07 Gh/s
Ethereum / ETH (DaggerHashimoto) 14.42 Mh/s
Zcash / ZEC (Equihash) 285 Sol/s
Compute units 10
AppAcceleration +
LiquidVR +
TressFX +
UVD +
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