AMD Radeon Instinct MI308X vs AMD Radeon Instinct MI8
GPU · Specs Compare
Graphics Card
Release Date
Dec 2023
Dec 2016
Generation
Radeon Instinct
Radeon Instinct
Type
Professional
Professional
Bus Interface
PCIe 5.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1000 MHz
—
Boost Clock
2100 MHz
—
Memory Clock
1300 MHz
500 MHz
Memory
Memory Size
192GB
4GB
Memory Type
HBM3
HBM
Memory Bus
8192bit
4096bit
Bandwidth
5.32TB/s
512.0GB/s
Render Config
Compute Units
304
64
Shading Units
19456
4096
TMUs
1216
256
ROPs
0
64
Tensor Cores
1216
—
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
16 MB
2 MB
L3 Cache
256 MB
—
Theoretical Performance
Pixel Rate
0 MPixel/s
64.00 GPixel/s
Texture Rate
2553.6 GTexel/s
256.0 GTexel/s
FP16 (half)
81.72 TFLOPS
8.192 TFLOPS
FP32 (float)
81.72 TFLOPS
8.192 TFLOPS
FP64 (double)
40.86 TFLOPS
512.0 GFLOPS
Graphics Processor
GPU Name
Aqua Vanjaram
Fiji
Architecture
CDNA 3.0
GCN 3.0
Foundry
TSMC
TSMC
Process Size
5 nm
28 nm
Transistors
153 billion
8.9 billion
Die Size
1017 mm²
596 mm²
GPU Variant
—
Fiji XT CA(215-0862120)
Board Design
TDP
750W
175W
Suggested PSU
1150 W
450 W
Outputs
No outputs
No outputs
Power Connectors
None
1x 8-pin
Graphics Features
DirectX
N/A
12 (12_0)
OpenGL
N/A
4.6
OpenCL
3.0
2.1
Vulkan
N/A
1.2.170
Shader Model
N/A
6.5
▲ Specs Compare
Data sourced from official specifications and benchmark tests.