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