Radeon R9 280 vs Radeon R9 A375

If you are going to buy a new graphics card and are choosing between Radeon R9 280 and Radeon R9 A375, 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 R9 280 stacks up against Radeon R9 A375, check out specs charts below.

Main Specs

  Radeon R9 280 Radeon R9 A375
Power consumption (TDP) 200 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 2 GB
Display Connectors 2x DVI, 1x HDMI, 2x mini-DisplayPort No outputs
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  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • Radeon R9 280 has 1 GB more memory, than Radeon R9 A375.
  • Both cards are used in Desktops.
  • Radeon R9 280 and Radeon R9 A375 are build with GCN 1.0 architecture.
  • Radeon R9 280 and Radeon R9 A375 are manufactured by 28 nm process technology.
  • Memory clock speed of Radeon R9 280 is 1246 MHz higher, than Radeon R9 A375.

Game benchmarks

high / 1080p 35−40 2−3
ultra / 1080p 21−24 1−2
QHD / 1440p 16−18 0−1
4K / 2160p 10−11
low / 720p 60−65 12−14
medium / 1080p 40−45 4−5
The average gaming FPS of Radeon R9 280 in Assassin's Creed Odyssey is 720% more, than Radeon R9 A375.

Full Specs

  Radeon R9 280 Radeon R9 A375
Architecture GCN 1.0 GCN 1.0
Code name Tahiti Venus
Type Desktop Desktop
Release date 4 March 2014 no data
Pipelines 1792 640
Core clock speed 900 MHz
Boost Clock 933 MHz 925 MHz
Transistor count 4,313 million 1,500 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 104.5 37.00
Floating-point performance 3,344 gflops
Length 275 mm
Memory bus width 384 Bit 128 Bit
Memory clock speed 1250 MHz 4.5 GB/s
Memory bandwidth 240 GB/s 72 GB/s
DirectX 12 (11_1)
Shader Model 5.1 5.1
OpenGL 4.6 4.6
OpenCL 1.2 1.2
Vulkan + 1.2
FreeSync +
Bus support PCIe 3.0
HDMI +
Bitcoin / BTC (SHA256) 408 Mh/s
Eyefinity +
HD3D +
TrueAudio +
Design reference
CrossFire +
DDMA audio +
Ethereum / ETH (DaggerHashimoto) 21.5 Mh/s
LiquidVR +
TressFX +
UVD +
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