AMD Instinct MI400 (Announced)

AMD · CDNA 5 (next-gen)

Announced (not yet shipping) traininginferenceamdalternativeflagshipupcoming
Memory
TBD (expected 384GB+ HBM4)
FP8 TFLOPS
TBD
Power
TBD (expected 1200W+)W
Released
2027-Q2 (expected)

Technical Specifications

ManufacturerAMD
ArchitectureCDNA 5 (next-gen)
MemoryTBD (expected 384GB+ HBM4)
Memory BandwidthTBD (expected 10+ TB/s)
FP16 TFLOPSTBD
FP8 TFLOPSTBD
InterconnectInfinity Fabric (next-gen)
Power (TDP)TBD (expected 1200W+)W
Released2027-Q2 (expected)
StatusAnnounced (not yet shipping)

Availability

Not yet available — announced as Rubin competitor. Expected to feature HBM4 and compete with NVIDIA's next-gen Blackwell/Rubin.