AMD Radeon Pro Vega 56 vs AMD Radeon R9 M390 Mac Edition
GPU Specs Compare
Graphics Card
Release Date
Aug 2017
May 2015
Generation
Radeon Pro Mac
Crystal System
Type
Mobile
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1138 MHz
-
Boost Clock
1250 MHz
-
Memory Clock
786 MHz
1365 MHz
Memory
Memory Size
8GB
2GB
Memory Type
HBM2
GDDR5
Memory Bus
2048bit
256bit
Bandwidth
402.4GB/s
174.7GB/s
Render Config
Compute Units
56
16
Shading Units
3584
1024
TMUs
224
64
ROPs
64
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
4 MB
512 KB
Theoretical Performance
Pixel Rate
80.00 GPixel/s
30.66 GPixel/s
Texture Rate
280.0 GTexel/s
61.31 GTexel/s
FP16 (half)
17.92 TFLOPS
-
FP32 (float)
8.960 TFLOPS
1.962 TFLOPS
FP64 (double)
560.0 GFLOPS
122.6 GFLOPS
Graphics Processor
GPU Name
Vega 10
Pitcairn
GPU Variant
Vega 10 XL(215-0894216)
Pitcairn PRO(215-0828062)
Architecture
GCN 5.0
GCN 1.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
28 nm
Transistors
12.5 billion
2.8 billion
Die Size
495 mm²
212 mm²
Board Design
TDP
210W
80W
Outputs
1x HDMI 2.0b3x DisplayPort 1.4a
No outputs
Power Connectors
None
None
Graphics Features
DirectX
12 (12_1)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
2.1
1.2
Vulkan
1.2
1.2
Shader Model
6.4
5.1