Radeon R9 M275 vs Radeon R9 M280X

Find out if it is worth upgrading your current GPU setup by comparing Radeon R9 M275 and Radeon R9 M280X. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between Radeon R9 M275 and Radeon R9 M280X. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

Radeon R9 M275 and Radeon R9 M280X are Laptop Graphics Cards

Note: Radeon R9 M275 and Radeon R9 M280X are only used in laptop graphics. They have 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 M275 or Radeon R9 M280X here:

Main Specs

  Radeon R9 M275 Radeon R9 M280X
Interface PCIe 3.0 x16 PCIe 3.0 x16
Memory type GDDR5 Not Listed
Maximum RAM amount 4 GB
Display Connectors No outputs No outputs
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  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • Both cards are used in Laptops.
  • Radeon R9 M275 and Radeon R9 M280X are build with GCN architecture.
  • Core clock speed of Radeon R9 M275 is 25 MHz higher, than Radeon R9 M280X.
  • Radeon R9 M275 and Radeon R9 M280X are manufactured by 28 nm process technology.

Game benchmarks

high / 1080p 0−1 2−3
ultra / 1080p 1−2
QHD / 1440p 0−1 0−1
low / 720p 12−14 14−16
medium / 1080p 3−4 4−5
The average gaming FPS of Radeon R9 M280X in Assassin's Creed Odyssey is 12% more, than Radeon R9 M275.

Full Specs

  Radeon R9 M275 Radeon R9 M280X
Architecture GCN GCN
Code name Venus Saturn XT
Type Laptop Laptop
Release date 1 August 2014 1 February 2015
Pipelines 640 896
Core clock speed 925 MHz 900 MHz
Boost Clock 925 MHz
Transistor count 1,500 million 2,080 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 37.00 61.60
Floating-point performance 1,184 gflops 1,792 gflops
Memory bus width 128 Bit
Memory clock speed 4500 MHz
Memory bandwidth 64 GB/s 96 GB/s
Shared memory - -
DirectX 12 (11_1)
Shader Model 5.1 6.3
OpenGL 4.6 4.4
OpenCL 1.2 Not Listed
Vulkan 1.2.131
FreeSync +
Bus support Not Listed
Bitcoin / BTC (SHA256) 122 Mh/s
Laptop size large large
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
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