Flopper.io
Flopper.io GPU Comparison Sheet
September 1, 2026
flopper.io/compare/amd-mi300a-128gb-vs-amd-instinct-mi325x-oam

AMD Instinct MI300A 128GB vs AMD Instinct MI325X OAM

Side by side datacenter GPU specifications from the Flopper.io database.

Overview

AMD Instinct MI300A 128GBAMD Instinct MI325X OAM
FP32 TFLOPS122.6163.4
VRAM128 GB256 GB
Memory Bandwidth5.3 TB/s6.0 TB/s
TDP760 W1.0 kW

Performance by Precision

PrecisionAMD Instinct MI300A 128GB peak TFLOPS (dense)AMD Instinct MI325X OAM peak TFLOPS (dense)
INT8 1961.22614.9
FP8 1961.22614.9
FP16 980.61307.4
BF16 980.61307.4
TF32 490.3653.7
FP32 122.6163.4
FP64 61.381.7

Specifications

AMD Instinct MI300A 128GBAMD Instinct MI325X OAM
ArchitectureCDNA 3CDNA 3
Process Node5nm FinFET5nm FinFET
Launch Year20232025
Form FactorAPU SH5 socketOAM
Memory Type——
Interface Width——
Interconnect——
TDP760 W1.0 kW
FP32 Efficiency0.16 TFLOPS/W0.16 TFLOPS/W