Radeon HD 7950 vs Radeon R9 280X

Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 7950 and Radeon R9 280X. 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 HD 7950 and Radeon R9 280X. 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 HD 7950 Radeon R9 280X
Power consumption (TDP) 200 Watt 250 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x16
Supplementary power connectors 2x 6-pin 1 x 6-pin + 1 x 8-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 3 GB 3 GB
Display Connectors 1x DVI, 1x HDMI, 2x mini-DisplayPort 2x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon R9 280X has 25% more power consumption, than Radeon HD 7950.
  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • Radeon HD 7950 and Radeon R9 280X have maximum RAM of 3 GB.
  • Both cards are used in Desktops.
  • Radeon HD 7950 is build with GCN 1.0 architecture, and Radeon R9 280X - with GCN.
  • Radeon HD 7950 and Radeon R9 280X are manufactured by 28 nm process technology.
  • Radeon R9 280X is 8 mm longer, than Radeon HD 7950.

Game benchmarks

high / 1080p 35−40 35−40
ultra / 1080p 21−24 21−24
QHD / 1440p 16−18 16−18
4K / 2160p 10−11 10−11
low / 720p 60−65 60−65
medium / 1080p 40−45 40−45
Radeon HD 7950 and Radeon R9 280X have the same average FPS in Assassin's Creed Odyssey.

Full Specs

  Radeon HD 7950 Radeon R9 280X
Architecture GCN 1.0 GCN
Code name Tahiti Thaiti XTL
Type Desktop Desktop
Release date 31 January 2012 8 October 2013
Pipelines 1792 2048
Boost Clock 1250 MHz 1000 MHz
Transistor count 4,313 million 4,313 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 89.60 128.0
Floating-point performance 2,867 gflops 4,096 gflops
Length 267 mm 275 mm
Memory bus width 384 Bit 384 Bit
Memory clock speed 1250 MHz
Memory bandwidth 240 GB/s 288 GB/s
Shared memory -
Shader Model 5.1 5.1
OpenGL 4.6 4.6
OpenCL 1.2 1.2
Vulkan +
Monero / XMR (CryptoNight) 0.56 kh/s 0.5 kh/s
FreeSync + +
Bus support PCIe 3.0 x16 PCIe 3.0
HDMI + +
Bitcoin / BTC (SHA256) 381 Mh/s 494 Mh/s
Eyefinity + +
HD3D +
PowerTune +
TrueAudio +
ZeroCore +
Design reference reference
Number of Eyefinity displays 6
DisplayPort support +
CrossFire + +
DDMA audio +
Decred / DCR (Decred) 0.78 Gh/s 1.07 Gh/s
Ethereum / ETH (DaggerHashimoto) 13.86 Mh/s 14.42 Mh/s
Zcash / ZEC (Equihash) 250 Sol/s 285 Sol/s
Compute units 28
AppAcceleration + +
LiquidVR +
TressFX +
UVD +
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