Radeon R9 M395X Mac Edition vs Radeon Pro Vega 64X
We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M395X Mac Edition and 16GB VRAM Radeon Pro Vega 64X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon Pro Vega 64X 's Advantages
Released 3 years and 10 months late
Boost Clock1468MHz
More VRAM (16GB vs 4GB)
Larger VRAM bandwidth (512.0GB/s vs 174.7GB/s)
2048 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon R9 M395X Mac Edition
3723
Radeon Pro Vega 64X
+223%
12030
Graphics Card
May 2015
Release Date
Mar 2019
Crystal System
Generation
Radeon Pro Mac
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
1250 MHz
-
Boost Clock
1468 MHz
1365 MHz
Memory Clock
1000 MHz
Memory
4GB
Memory Size
16GB
GDDR5
Memory Type
HBM2
256bit
Memory Bus
2048bit
174.7GB/s
Bandwidth
512.0GB/s
Render Config
32
Compute Units
64
2048
Shading Units
4096
128
TMUs
256
32
ROPs
64
16 KB (per CU)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
4 MB
Theoretical Performance
29.09 GPixel/s
Pixel Rate
93.95 GPixel/s
116.4 GTexel/s
Texture Rate
375.8 GTexel/s
3.723 TFLOPS
FP16 (half)
24.05 TFLOPS
3.723 TFLOPS
FP32 (float)
12.03 TFLOPS
232.7 GFLOPS
FP64 (double)
751.6 GFLOPS
Board Design
250W
TDP
250W
No outputs
Outputs
No outputs
None
Power Connectors
None
Graphics Processor
Amethyst
GPU Name
Vega 10
Amethyst XT
GPU Variant
Vega 10 XT
(215-0894200)
GCN 3.0
Architecture
GCN 5.0
TSMC
Foundry
GlobalFoundries
28 nm
Process Size
14 nm
5 billion
Transistors
12.5 billion
366 mm²
Die Size
495 mm²
Graphics Features
12 (12_0)
DirectX
12 (12_1)
4.6
OpenGL
4.6
2.0
OpenCL
2.1
1.2
Vulkan
1.2
6.3
Shader Model
6.4
