Radeon R9 270X vs Radeon R9 280

Find out if it is worth upgrading your current GPU setup by comparing Radeon R9 270X and Radeon R9 280. 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 270X and Radeon R9 280. 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.

Main Specs

  Radeon R9 270X Radeon R9 280
Power consumption (TDP) 180 Watt 200 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x16
Supplementary power connectors 2 x 6-pin 1 x 6-pin + 1 x 8-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 3 GB
Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort 2x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Radeon R9 280 has 11% more power consumption, than Radeon R9 270X.
  • 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 270X.
  • Both cards are used in Desktops.
  • Radeon R9 270X is build with GCN architecture, and Radeon R9 280 - with GCN 1.0.
  • Radeon R9 270X and Radeon R9 280 are manufactured by 28 nm process technology.

Game benchmarks

high / 1080p 24−27 35−40
ultra / 1080p 14−16 21−24
QHD / 1440p 10−11 16−18
4K / 2160p 6−7 10−11
low / 720p 45−50 60−65
medium / 1080p 30−35 40−45
The average gaming FPS of Radeon R9 280 in Assassin's Creed Odyssey is 45% more, than Radeon R9 270X.

Full Specs

  Radeon R9 270X Radeon R9 280
Architecture GCN GCN 1.0
Code name Curacao XT Tahiti
Type Desktop Desktop
Release date 8 October 2013 4 March 2014
Pipelines 1280 1792
Boost Clock 1050 MHz 933 MHz
Transistor count 2,800 million 4,313 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 84.00 104.5
Floating-point performance 2,688 gflops 3,344 gflops
Length 275 mm
Memory bus width 256 Bit 384 Bit
Memory clock speed 1250 MHz
Memory bandwidth 179.2 GB/s 240 GB/s
Shared memory -
Shader Model 5.1 5.1
OpenGL 4.6 4.6
OpenCL 1.2 1.2
Vulkan + +
FreeSync + +
Bus support PCIe 3.0 PCIe 3.0
HDMI + +
Bitcoin / BTC (SHA256) 318 Mh/s 408 Mh/s
Eyefinity + +
HD3D + +
TrueAudio + +
Design reference reference
DisplayPort support +
CrossFire + +
DDMA audio + +
Ethereum / ETH (DaggerHashimoto) 30 Mh/s 21.5 Mh/s
Zcash / ZEC (Equihash) 163 Sol/s
AppAcceleration +
LiquidVR + +
TressFX + +
UVD + +
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