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Radeon Instinct MI355X

General
ManufacturerAMD
SeriesRadeon Instinct(MIx)
GPU NameCDNA Next
ArchitectureCDNA 4.0
GenerationRadeon Instinct(MIx)
Release DateJan 2025
Bus InterfacePCIe 5.0 x16
Process & Die
FoundryTSMC
Process Size3 nm
Transistors185,000 M
Transistor Density181,900 K/mm²
Die Size1,017 mm²
Chip PackageMCM
Clock Speeds
Base Clock1,000 MHz
Boost Clock2,400 MHz
Memory
VRAM288 GB
Memory TypeHBM3e
Memory Clock2,000 MHz
Memory Bus8192-bit
Bandwidth8,190 GB/s
Processing Units
Shading Units16,384
TMUs1,024
ROPs0
SMs0
Tensor Cores0
RT Cores0
Cache
L1 Cache16 KB
L2 Cache16 MB
Power & Thermals
TDP1400 W
Suggested PSU1800 W
Power ConnectorsNone
Dimensions
Outputs
API Support
OpenCL3.0
Theoretical Performance
Pixel Rate0 GP/s
Texture Rate2,457.6 GT/s
FP16 (Half)629,100 GFLOPS
FP32 (Single)78,640 GFLOPS
FP64 (Double)78,640 GFLOPS
External
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