Radeon HD 7850 vs Radeon R9 280X

Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 7850 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 7850 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 7850 Radeon R9 280X
Power consumption (TDP) 225 Watt 250 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x16
Supplementary power connectors 1x 6-pin 1 x 6-pin + 1 x 8-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2 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 11% more power consumption, than Radeon HD 7850.
  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • Radeon R9 280X has 1 GB more memory, than Radeon HD 7850.
  • Both cards are used in Desktops.
  • Radeon HD 7850 is build with GCN 1.0 architecture, and Radeon R9 280X - with GCN.
  • Radeon HD 7850 and Radeon R9 280X are manufactured by 28 nm process technology.
  • Radeon R9 280X is 65 mm longer, than Radeon HD 7850.

Game benchmarks

high / 1080p 18−20 35−40
ultra / 1080p 10−12 21−24
QHD / 1440p 5−6 16−18
4K / 2160p 4−5 10−11
low / 720p 35−40 60−65
medium / 1080p 24−27 40−45
The average gaming FPS of Radeon R9 280X in Assassin's Creed Odyssey is 88% more, than Radeon HD 7850.

Full Specs

  Radeon HD 7850 Radeon R9 280X
Architecture GCN 1.0 GCN
Code name Pitcairn Thaiti XTL
Type Desktop Desktop
Release date 5 March 2012 8 October 2013
Pipelines 1024 2048
Boost Clock 1000 MHz 1000 MHz
Transistor count 2,800 million 4,313 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 55.04 128.0
Floating-point performance 1,761 gflops 4,096 gflops
Length 210 mm 275 mm
Memory bus width 256 Bit 384 Bit
Memory clock speed 1200 MHz
Memory bandwidth 153.6 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) 0.5 kh/s
FreeSync + +
Bus support PCIe 2.1 x16 PCIe 3.0
HDMI + +
Bitcoin / BTC (SHA256) 249 Mh/s 494 Mh/s
Eyefinity + +
HD3D +
TrueAudio +
Design reference reference
DisplayPort support +
CrossFire + +
DDMA audio +
Decred / DCR (Decred) 1.07 Gh/s
Ethereum / ETH (DaggerHashimoto) 12.5 Mh/s 14.42 Mh/s
Zcash / ZEC (Equihash) 285 Sol/s
AppAcceleration +
LiquidVR +
TressFX +
UVD +
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