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Flopper.io System Specification Sheet

Fujitsu PRIMERGY GX2480 M2s

8x Instinct MI325X CDNA 3 rack

Overview

Peak Dense
Aggregate Memory
Aggregate Bandwidth
Aggregate Power

Configuration

Accelerator
Instinct MI325X OAM
Count
8
Memory per GPU
256 GB
Bandwidth per GPU
6.0 TB/s

Power & Efficiency

Aggregate Power
TDP per GPU
1000 W
Efficiency
Aggregate Bandwidth

System Details

Vendor: Fujitsu
Family: PRIMERGY GX
Architecture: CDNA 3
Form Factor: rack
Release Year:
Process Node: 5nm FinFET

Interconnect

Eight AMD Instinct MI325X OAM accelerators on a single universal baseboard

Notes

Fujitsu's AMD machine, and the only PRIMERGY GX built on an OAM baseboard rather than an NVIDIA one. Eight AMD Instinct MI325X accelerators sit on a single baseboard form factor, hosted by two AMD EPYC 9005 or 9004 processors reaching 384 cores and 768 threads across 24 DIMM slots. The 4U chassis is liquid cooled, measures 483 by 955 by 178 mm and weighs up to 63.5 kg with rails, which makes it by some margin the lightest eight-accelerator machine in the range, drawing from four 6,600 W Titanium supplies in 2+2 redundancy. Fujitsu states no total GPU memory, no throughput figure and no system power draw. No reference design is linked because this catalogue holds no AMD MI325X platform entry to link it to.