Radeon Instinct MI250
General
ManufacturerAMD
SeriesRadeon Instinct(MIx)
GPU NameAldebaran
ArchitectureCDNA 2.0
GenerationRadeon Instinct(MIx)
Release DateNov 2021
Bus InterfacePCIe 4.0 x16
Process & Die
FoundryTSMC
Process Size6 nm
Transistors58,200 M
Transistor Density80,400 K/mm²
Die Size724 mm²
Clock Speeds
Base Clock1,000 MHz
Boost Clock1,700 MHz
Memory
VRAM128 GB
Memory TypeHBM2e
Memory Clock1,600 MHz
Memory Bus8192-bit
Bandwidth3,280 GB/s
Processing Units
Shading Units13,312
TMUs832
ROPs0
SMs0
Tensor Cores0
RT Cores0
Cache
L1 Cache16 KB
L2 Cache16 MB
Power & Thermals
TDP500 W
Suggested PSU900 W
Power Connectors2x 8-pin
Dimensions
Board Length267 mm
Board Width111 mm
Outputs
API Support
OpenCL3.0
Theoretical Performance
Pixel Rate0 GP/s
Texture Rate1,414.4 GT/s
FP16 (Half)362,100 GFLOPS
FP32 (Single)45,260 GFLOPS
FP64 (Double)45,260 GFLOPS
External
TechPowerUpView →
Other Radeon Instinct(MIx) Models
Radeon Instinct MI100
32 GB1502 MHz300 W
Radeon Instinct MI20064 GB1700 MHz300 W
Radeon Instinct MI21064 GB1700 MHz300 W
Radeon Instinct MI2516 GB1500 MHz300 W
Radeon Instinct MI250X128 GB1700 MHz500 W
Radeon Instinct MI300128 GB1700 MHz600 W
Radeon Instinct MI300A192 GB2100 MHz750 W
Radeon Instinct MI300X192 GB2100 MHz750 W
Radeon Instinct MI308X192 GB2100 MHz750 W
Radeon Instinct MI325X288 GB2100 MHz1000 W
Radeon Instinct MI350X288 GB2200 MHz1000 W
Radeon Instinct MI355X288 GB2400 MHz1400 W
Radeon Instinct MI5016 GB1746 MHz300 W
Radeon Instinct MI68 GB1233 MHz150 W
Radeon Instinct MI6032 GB1800 MHz300 W
Radeon Instinct MI84 GB1000 MHz175 W