AMD Radeon R9 285X vs AMD Radeon Pro Vega II Duo
GPU Specs Compare
Graphics Card
Release Date
Unknown
Jun 2019
Generation
Volcanic Islands
Radeon Pro Mac
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
Apple MPX
Clock Speeds
Memory Clock
1375 MHz
1000 MHz
Base Clock
-
1400 MHz
Boost Clock
-
1720 MHz
Memory
Memory Size
3GB
32GB
Memory Type
GDDR5
HBM2
Memory Bus
384bit
4096bit
Bandwidth
264.0GB/s
1020GB/s
Render Config
Compute Units
32
64
Shading Units
2048
4096
TMUs
128
256
ROPs
32
64
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
768 KB
4 MB
Theoretical Performance
Pixel Rate
32.06 GPixel/s
110.1 GPixel/s
Texture Rate
128.3 GTexel/s
440.3 GTexel/s
FP32 (float)
4.104 TFLOPS
14.09 TFLOPS
FP16 (half)
-
28.18 TFLOPS
FP64 (double)
-
7.045 TFLOPS
Graphics Processor
GPU Name
Tonga
Vega 20
GPU Variant
Tonga XT(215-0851313)
Vega 20 XT
Architecture
GCN 3.0
GCN 5.1
Foundry
TSMC
TSMC
Process Size
28 nm
7 nm
Transistors
5 billion
13.23 billion
Die Size
366 mm²
331 mm²
Board Design
TDP
200W
475W
Suggested PSU
550 W
850 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
1x HDMI 2.0b4x Thunderbolt
Power Connectors
1x 6-pin + 1x 8-pin
None
Graphics Features
DirectX
12 (12_0)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
2.0
2.1
Vulkan
1.2
1.3
Shader Model
6.3
6.7