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Radeon Instinct MI308X

CDNA 3.0 Radeon Instinct MI Series Data Center Server HBM3 2023

Key Metrics

Launch Date: 2023-12-06
Stream Processors: 19,456
Memory: 192 GB HBM3
Memory Bandwidth: 10300 GB/s
TDP/TBP: 750 W
Interface: PCIe 5.0 x16

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GPU Specs

What do these fields mean?

Identity
Entry Type	Data Center GPU
Official Name	AMD Radeon Instinct MI308X
Architecture	CDNA 3.0
Launch Date	2023-12-06
Core Specs
GPU Die	Aqua Vanjaram
Chip Variant / Package	MCM
Process Node	TSMC 5 nm
Transistor Count	153 billion
Die Size	1017 mm²
Stream Processors	19456
TMUs	1216
Base Clock	1,000 MHz
Boost Clock	2,100 MHz
Texture Fillrate	2553.6 GT/s
FP32 Throughput	81.72 TFLOPS
FP16 Throughput	653.7 TFLOPS
FP64 Throughput	81.72 TFLOPS
Memory
Memory Size	192 GB
Memory Type	HBM3
Memory Bus Width	8192-bit
Memory Clock	2,525 MHz
Memory Bandwidth	10300 GB/s
L2 Cache	16 MB
L1 Cache	16 KB
Board and Display
TDP / TBP	750 W
Recommended PSU	1150 W
Interface	PCIe 5.0 x16
Slot Width	OAM Module
Software
OpenCL Support	OpenCL 3.0

Sources

Independent reference sources

TechPowerUp GPU SpecsOpen source