AMD Radeon Instinct MI8 vs AMD Radeon Pro 575X
GPU · Specs Compare
Graphics Card
Release Date
Dec 2016
Mar 2019
Generation
Radeon Instinct
Radeon Pro Mac
Type
Professional
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
500 MHz
1700 MHz
Memory
Memory Size
4GB
4GB
Memory Type
HBM
GDDR5
Memory Bus
4096bit
256bit
Bandwidth
512.0GB/s
217.6GB/s
Render Config
Compute Units
64
32
Shading Units
4096
2048
TMUs
256
128
ROPs
64
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
2 MB
2 MB
Theoretical Performance
Pixel Rate
64.00 GPixel/s
35.07 GPixel/s
Texture Rate
256.0 GTexel/s
140.3 GTexel/s
FP16 (half)
8.192 TFLOPS
4.489 TFLOPS
FP32 (float)
8.192 TFLOPS
4.489 TFLOPS
FP64 (double)
512.0 GFLOPS
280.6 GFLOPS
Graphics Processor
GPU Name
Fiji
Polaris 20
GPU Variant
Fiji XT CA(215-0862120)
Polaris 20 XL(215-0910052)
Architecture
GCN 3.0
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
28 nm
14 nm
Transistors
8.9 billion
5.7 billion
Die Size
596 mm²
232 mm²
Board Design
TDP
175W
150W
Suggested PSU
450 W
—
Outputs
No outputs
No outputs
Power Connectors
1x 8-pin
None
Graphics Features
DirectX
12 (12_0)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.2.170
1.2
Shader Model
6.5
6.4
▲ Specs Compare
Data sourced from official specifications and benchmark tests.