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AMD Instinct MI300A vs AMD MI250X
Side-by-side comparison of specifications, performance, and efficiency.
AMD Instinct MI300A
OfficialArchitecture
CDNA 3
Year
2023
VRAM
128 GB
TDP
760 W
AMD MI250X
OfficialArchitecture
CDNA 2
Year
2021
VRAM
128 GB
TDP
560 W
Specifications
AMD Instinct MI300A AMD MI250X
Architecture
CDNA 3 CDNA 2
Launch Year
2023 2021
Form Factor
APU SH5 socket OAM
VRAM
128 GB128 GB
Memory Bandwidth
5.3 TB/s3.3 TB/s
TDP
760 W560 W
Process Node
5nm FinFET 6nm
| Spec | AMD Instinct MI300A | AMD MI250X |
|---|---|---|
| Architecture | CDNA 3 | CDNA 2 |
| Launch Year | 2023 | 2021 |
| Form Factor | APU SH5 socket | OAM |
| VRAM | 128 GB | 128 GB |
| Memory Bandwidth | 5.3 TB/s | 3.3 TB/s |
| TDP | 760 W | 560 W |
| Process Node | 5nm FinFET | 6nm |
Performance (TFLOPS)
AMD Instinct MI300A AMD MI250X
FP64
61.3 TFlops47.9 TFlops
FP32
122.6 TFlops47.9 TFlops
FP16
980.6 TFlops383.0 TFlops
BF16
980.6 TFlops383.0 TFlops
FP8
1961.2 TFlops—
INT8
1961.2 TFlops383.0 TFlops
| Precision | AMD Instinct MI300A | AMD MI250X |
|---|---|---|
| FP64 | 61.3 TFlops | 47.9 TFlops |
| FP32 | 122.6 TFlops | 47.9 TFlops |
| FP16 | 980.6 TFlops | 383.0 TFlops |
| BF16 | 980.6 TFlops | 383.0 TFlops |
| FP8 | 1961.2 TFlops | — |
| INT8 | 1961.2 TFlops | 383.0 TFlops |
FLOPS by Precision
Efficiency — TDP vs FP32 Performance
Analysis
Most Efficient
AMD
Instinct MI300A
0.16 TFLOPS/W
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