AMD Radeon R9 M390X vs AMD Radeon Instinct MI60
GPU Specs Compare
Graphics Card
Release Date
May 2015
Nov 2018
Generation
Crystal System
Radeon Instinct
Type
Mobile
Professional
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Memory Clock
1250 MHz
1000 MHz
Base Clock
-
1200 MHz
Boost Clock
-
1800 MHz
Memory
Memory Size
4GB
32GB
Memory Type
GDDR5
HBM2
Memory Bus
256bit
4096bit
Bandwidth
160.0GB/s
1024GB/s
Render Config
Compute Units
32
64
Shading Units
2048
4096
TMUs
128
256
ROPs
32
64
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
512 KB
4 MB
Theoretical Performance
Pixel Rate
23.14 GPixel/s
115.2 GPixel/s
Texture Rate
92.54 GTexel/s
460.8 GTexel/s
FP16 (half)
2.961 TFLOPS
29.49 TFLOPS
FP32 (float)
2.961 TFLOPS
14.75 TFLOPS
FP64 (double)
185.1 GFLOPS
7.373 TFLOPS
Graphics Processor
GPU Name
Amethyst
Vega 20
GPU Variant
Amethyst XT
Vega 20 GL
Architecture
GCN 3.0
GCN 5.1
Foundry
TSMC
TSMC
Process Size
28 nm
7 nm
Transistors
5 billion
13.23 billion
Die Size
366 mm²
331 mm²
Board Design
TDP
75W
300W
Outputs
No outputs
1x mini-DisplayPort 1.4a
Power Connectors
None
1x 6-pin + 1x 8-pin
Suggested PSU
-
700 W
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