Radeon R9 285X 

First seen on November, 2016
  • 1 GHz
  • 3 GB GDDR5

Features Key features of the Radeon R9 285X

memory bandwidth Rate at which data can be read from or stored in onboard memory

Radeon R9 285X
264 GB/s
GeForce GTX 660
179.2 GB/s
GeForce GTX 970
224.4 GB/s

pixel rate Number of pixels a graphics card can render to the screen every second

Radeon R9 285X
32.1 GPixel/s
GeForce GTX 970
58.8 GPixel/s
GeForce GTX 660
19.75 GPixel/s

texture rate Speed at which a graphics card can perform texture mapping

Radeon R9 285X
128.3 GTexel/s
GeForce GTX 660
79 GTexel/s
GeForce GTX 970
109.2 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon R9 285X
4,104 GFLOPS
GeForce GTX 660
1,896.2 GFLOPS
GeForce GTX 970
3,494 GFLOPS

shading units Subcomponents of the gpu, these run in parallel to enable fast pixel shading

Radeon R9 285X
2,048

texture mapping units Built into each gpu, these resize and rotate bitmaps for texturing scenes

Radeon R9 285X
128

Specifications Full list of technical specs

gpu

GPU brand AMD
GPU name Tonga
Clock speed 1,002 MHz
Is dual GPU No
Reference card None

raw performance

Shading units 2,048
Texture mapping units 128
Render output processors 32
Compute units 32
Pixel rate 32.1 GPixel/s
Texture rate 128.3 GTexel/s
Floating-point performance 4,104 GFLOPS

memory

Memory clock speed 1,375 MHz
Effective memory clock speed 5,500 MHz
Memory bus 384 bit
Memory 3,072 MB
Memory type GDDR5
Memory bandwidth 264 GB/s

noise and power

TDP 200W
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