Radeon R9 280 vs Radeon Sky 500

When choosing between Radeon R9 280 and Radeon Sky 500, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between Radeon R9 280 and Radeon Sky 500.

Main Specs

  Radeon R9 280 Radeon Sky 500
Power consumption (TDP) 200 Watt 150 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x16
Supplementary power connectors 1 x 6-pin + 1 x 8-pin 1x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 3 GB 4 GB
Display Connectors 2x DVI, 1x HDMI, 2x mini-DisplayPort 1x DisplayPort
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  • Radeon R9 280 has 33% more power consumption, than Radeon Sky 500.
  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • Radeon Sky 500 has 1 GB more memory, than Radeon R9 280.
  • Both cards are used in Desktops.
  • Radeon R9 280 and Radeon Sky 500 are build with GCN 1.0 architecture.
  • Radeon R9 280 and Radeon Sky 500 are manufactured by 28 nm process technology.
  • Radeon R9 280 is 33 mm longer, than Radeon Sky 500.
  • Memory clock speed of Radeon Sky 500 is 3550 MHz higher, than Radeon R9 280.

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 R9 280 and Radeon Sky 500 have the same average FPS in Assassin's Creed Odyssey.

Full Specs

  Radeon R9 280 Radeon Sky 500
Architecture GCN 1.0 GCN 1.0
Code name Tahiti Pitcairn
Type Desktop Desktop
Release date 4 March 2014 27 March 2013
Pipelines 1792 1280
Core clock speed 950 MHz
Boost Clock 933 MHz
Transistor count 4,313 million 2,800 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 104.5 76.00
Floating-point performance 3,344 gflops 2,432 gflops
Length 275 mm 242 mm
Memory bus width 384 Bit 256 Bit
Memory clock speed 1250 MHz 4800 MHz
Memory bandwidth 240 GB/s 154 GB/s
DirectX 12 (11_1)
Shader Model 5.1 5.1
OpenGL 4.6 4.6
OpenCL 1.2 1.2
Vulkan + 1.2.131
FreeSync +
Bus support PCIe 3.0 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
Form factor full height / full length
DisplayPort count 1
Dual-link DVI support +
LiquidVR +
TressFX +
UVD +
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