AMD Radeon Pro Duo vs AMD Radeon R9 M485X
GPU · Specs Compare
Graphics Card
Release Date
Apr 2016
May 2016
Generation
Radeon Pro
Crystal System
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
MXM-B (3.0)
Clock Speeds
Memory Clock
500 MHz
1250 MHz
Memory
Memory Size
4GB
8GB
Memory Type
HBM
GDDR5
Memory Bus
4096bit
256bit
Bandwidth
512.0GB/s
160.0GB/s
Render Config
Compute Units
64
32
Shading Units
4096
2048
TMUs
256
128
ROPs
64
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
2 MB
512 KB
Theoretical Performance
Pixel Rate
64.00 GPixel/s
23.14 GPixel/s
Texture Rate
256.0 GTexel/s
92.54 GTexel/s
FP16 (half)
8.192 TFLOPS
2.961 TFLOPS
FP32 (float)
8.192 TFLOPS
2.961 TFLOPS
FP64 (double)
512.0 GFLOPS
185.1 GFLOPS
Graphics Processor
GPU Name
Capsaicin
Amethyst
GPU Variant
Capsaicin XT
Amethyst XT
Architecture
GCN 3.0
GCN 3.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
8.9 billion
5 billion
Die Size
596 mm²
366 mm²
Board Design
TDP
350W
250W
Suggested PSU
750 W
—
Outputs
1x HDMI 1.4a3x DisplayPort 1.2
No outputs
Power Connectors
3x 8-pin
None
Graphics Features
DirectX
12 (12_0)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.0
2.0
Vulkan
1.2
1.2
Shader Model
6.0
6.3
▲ Specs Compare
Data sourced from official specifications and benchmark tests.