Radeon Pro Vega 56 vs Radeon R9 M390 Mac Edition
We compared two Mobile platform GPUs: 8GB VRAM Radeon Pro Vega 56 and 2GB VRAM Radeon R9 M390 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon Pro Vega 56 's Advantages
Released 2 years and 3 months late
Boost Clock1250MHz
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (402.4GB/s vs 174.7GB/s)
2560 additional rendering cores
Radeon R9 M390 Mac Edition 's Advantages
Lower TDP (80W vs 210W)
Score
Benchmark
FP32 (float)
Radeon Pro Vega 56
+356%
8960
Radeon R9 M390 Mac Edition
1962
Graphics Card
Aug 2017
Release Date
May 2015
Radeon Pro Mac
Generation
Crystal System
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
1138 MHz
Base Clock
-
1250 MHz
Boost Clock
-
786 MHz
Memory Clock
1365 MHz
Memory
8GB
Memory Size
2GB
HBM2
Memory Type
GDDR5
2048bit
Memory Bus
256bit
402.4GB/s
Bandwidth
174.7GB/s
Render Config
56
Compute Units
16
3584
Shading Units
1024
224
TMUs
64
64
ROPs
32
16 KB (per CU)
L1 Cache
16 KB (per CU)
4 MB
L2 Cache
512 KB
Theoretical Performance
80.00 GPixel/s
Pixel Rate
30.66 GPixel/s
280.0 GTexel/s
Texture Rate
61.31 GTexel/s
17.92 TFLOPS
FP16 (half)
-
8.960 TFLOPS
FP32 (float)
1.962 TFLOPS
560.0 GFLOPS
FP64 (double)
122.6 GFLOPS
Board Design
210W
TDP
80W
1x HDMI 2.0b
3x DisplayPort 1.4a
Outputs
No outputs
None
Power Connectors
None
Graphics Processor
Vega 10
GPU Name
Pitcairn
Vega 10 XL
(215-0894216)
GPU Variant
Pitcairn PRO
(215-0828062)
GCN 5.0
Architecture
GCN 1.0
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
28 nm
12.5 billion
Transistors
2.8 billion
495 mm²
Die Size
212 mm²
Graphics Features
12 (12_1)
DirectX
12 (11_1)
4.6
OpenGL
4.6
2.1
OpenCL
1.2
1.2
Vulkan
1.2
6.4
Shader Model
5.1
