Flopper.io
Flopper.io GPU Comparison Sheet
September 1, 2026
flopper.io/compare/amd-mi300x-192gb-vs-amd-mi300a-128gb

AMD Instinct MI300X 192GB vs AMD Instinct MI300A 128GB

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

Overview

AMD Instinct MI300X 192GBAMD Instinct MI300A 128GB
FP32 TFLOPS163.4122.6
VRAM192 GB128 GB
Memory Bandwidth5.3 TB/s5.3 TB/s
TDP750 W760 W

Performance by Precision

PrecisionAMD Instinct MI300X 192GB peak TFLOPS (dense)AMD Instinct MI300A 128GB peak TFLOPS (dense)
INT8 2614.91961.2
FP8 2614.91961.2
FP16 1307.4980.6
BF16 1307.4980.6
TF32 653.7490.3
FP32 163.4122.6
FP64 81.761.3

Specifications

AMD Instinct MI300X 192GBAMD Instinct MI300A 128GB
ArchitectureCDNA 3CDNA 3
Process Node5nm FinFET5nm FinFET
Launch Year20232023
Form FactorOAMAPU SH5 socket
Memory Type——
Interface Width——
Interconnect——
TDP750 W760 W
FP32 Efficiency0.22 TFLOPS/W0.16 TFLOPS/W