AMD Radeon Instinct MI50 vs AMD Radeon R9 M395X Mac Edition
GPU · Specs Compare
Graphics Card
Release Date
Nov 2018
May 2015
Generation
Radeon Instinct
Crystal System
Type
Professional
Mobile
Bus Interface
PCIe 4.0 x16
MXM-B (3.0)
Clock Speeds
Base Clock
1200 MHz
—
Boost Clock
1746 MHz
—
Memory Clock
1000 MHz
1365 MHz
Memory
Memory Size
16GB
4GB
Memory Type
HBM2
GDDR5
Memory Bus
4096bit
256bit
Bandwidth
1.02TB/s
174.7GB/s
Render Config
Compute Units
60
32
Shading Units
3840
2048
TMUs
240
128
ROPs
64
32
RT Cores
32
—
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
4 MB
512 KB
L3 Cache
32 MB
—
Theoretical Performance
Pixel Rate
111.7 GPixel/s
29.09 GPixel/s
Texture Rate
419.0 GTexel/s
116.4 GTexel/s
FP16 (half)
26.82 TFLOPS
3.723 TFLOPS
FP32 (float)
13.41 TFLOPS
3.723 TFLOPS
FP64 (double)
6.705 TFLOPS
232.7 GFLOPS
Graphics Processor
GPU Name
Vega 20
Amethyst
GPU Variant
Vega 20 GLXT
Amethyst XT
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
300W
250W
Suggested PSU
700 W
—
Outputs
1x mini-DisplayPort 1.4a
No outputs
Power Connectors
2x 8-pin
None
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.