AMD Radeon R9 285X vs AMD Radeon Pro Vega 56
GPU · Specs Compare
Graphics Card
Release Date
Unknown
Aug 2017
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
786 MHz
Base Clock
—
1138 MHz
Boost Clock
—
1250 MHz
Memory
Memory Size
3GB
8GB
Memory Type
GDDR5
HBM2
Memory Bus
384bit
2048bit
Bandwidth
264.0GB/s
402.4GB/s
Render Config
Compute Units
32
56
Shading Units
2048
3584
TMUs
128
224
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
80.00 GPixel/s
Texture Rate
128.3 GTexel/s
280.0 GTexel/s
FP32 (float)
4.104 TFLOPS
8.960 TFLOPS
FP16 (half)
—
17.92 TFLOPS
FP64 (double)
—
560.0 GFLOPS
Graphics Processor
GPU Name
Tonga
Vega 10
GPU Variant
Tonga XT(215-0851313)
Vega 10 XL(215-0894216)
Architecture
GCN 3.0
GCN 5.0
Foundry
TSMC
GlobalFoundries
Process Size
28 nm
14 nm
Transistors
5 billion
12.5 billion
Die Size
366 mm²
495 mm²
Board Design
TDP
200W
210W
Suggested PSU
550 W
—
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
1x HDMI 2.0b3x DisplayPort 1.4a
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
1.2
Shader Model
6.3
6.4
▲ Specs Compare
Data sourced from official specifications and benchmark tests.