AMD Radeon R9 285X vs AMD Radeon Pro 575X
GPU · Specs Compare
Graphics Card
Release Date
Unknown
Mar 2019
Generation
Volcanic Islands
Radeon Pro Mac
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1375 MHz
1700 MHz
Memory
Memory Size
3GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
256bit
Bandwidth
264.0GB/s
217.6GB/s
Render Config
Compute Units
32
32
Shading Units
2048
2048
TMUs
128
128
ROPs
32
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
768 KB
2 MB
Theoretical Performance
Pixel Rate
32.06 GPixel/s
35.07 GPixel/s
Texture Rate
128.3 GTexel/s
140.3 GTexel/s
FP32 (float)
4.104 TFLOPS
4.489 TFLOPS
FP16 (half)
—
4.489 TFLOPS
FP64 (double)
—
280.6 GFLOPS
Graphics Processor
GPU Name
Tonga
Polaris 20
GPU Variant
Tonga XT(215-0851313)
Polaris 20 XL(215-0910052)
Architecture
GCN 3.0
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
28 nm
14 nm
Transistors
5 billion
5.7 billion
Die Size
366 mm²
232 mm²
Board Design
TDP
200W
150W
Suggested PSU
550 W
—
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
No outputs
Power Connectors
1x 6-pin + 1x 8-pin
None
Graphics Features
DirectX
12 (12_0)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.0
2.1
Vulkan
1.2
1.2
Shader Model
6.3
6.4
▲ Specs Compare
Data sourced from official specifications and benchmark tests.