AMD · Not specified

Instinct MI250

The AMD Instinct MI250 accelerator is designed to deliver outstanding performance for HPC and AI workloads. It is built on the AMD CDNA architecture, offering high compute capabilities for demanding tasks.

Instinct MI250 — illustration of the card's form factor
VRAM
128GB
FP32 TFLOPS
45.3 TFLOPS
CUDA Cores
13,312
TDP
560 W

Compute Performance

FP6445.3 TFLOPS
FP3245.3 TFLOPS
FP16362.1 TFLOPS
BF16362.1 TFLOPS
INT8362.1 TOPS
INT4362.1 TOPS

Architecture

MicroarchitectureCDNA 2
Process Node6nm FinFet
Compute Units208 CUs
CUDA Cores13312
Tensor CoresAI Accelerators: Matrix Core technology
Matrix EngineMatrix Core
Dynamic PrecisionSupported (BF16/INT4/INT8/FP16/FP32/FP32 Matrix)

Memory & VRAM

Memory TypeHBM2e
Total Capacity128GB
Bandwidth3.2 TB/s
Bus Width8,192-bit
ECC SupportYes (Full-chip)

Connectivity & Scaling

InterconnectInfinity Fabric
Generation3rd Gen AMD Infinity Architecture
IB Bandwidth800 GB/s
PCIe InterfacePCIe Gen 4

Power & Efficiency

TDP560 W
Peak Power560
Thermal LimitsOAM Passive & Liquid

Physical Design

Form FactorOAM
CoolingPassive & Liquid

Thermals & Cooling

Liquid CoolingPassive & Liquid
DC Heat560

Software Ecosystem

ROCmROCm™ 5.0
PyTorchSupported
TensorFlowSupported
Compiler StackAMD ROCm compilers

Server & Deployment

OEM AvailabilityFind a partner offering AMD Instinct accelerator-based solutions.
Rack-ScaleFrom single-server solutions up to the world’s largest, Exascale-class supercomputers.

System Compatibility

CPU PairingAMD EPYC CPUs
Required PCIePCIe® Gen 4
MotherboardOAM
Rack Power500W & 560W TDP
OS CompatLinux 64 Bit; AMD ROCm compatible

Benchmarks & Throughput

Scaling Efficiency

Infinity Fabric Links up to 6; 100 GB/s Peak Infinity Fabric Link Bandwidth

Multi-GPU Scalability

Scaling Characteristics

Network Bottlenecks3.2 TB/s memory bandwidth to help ... eliminate bottlenecks in moving data in and out of memory
ParallelismInfinity Fabric links up to 6; 100 GB/s peak Infinity Fabric link bandwidth; Coherency Enabled: No

Workload Readiness

Vision Training

Supported

Reinforcement Learning

Supported

HPC / Simulation

Supported

Scientific Computing

Supported

Market Authority

Community Benchmarks

{"HPCG_1xMI250_GFLOPS":488.8,"HPL_1xMI250_TFLOPS":40.45,"PyFR_1xMI250_TGV_simulations_per_day":41.73,"GROMACS_1xMI250_ns_per_day_STMV":34.2,"NAMD_1xMI250_APOA1_NVE_ns_per_day":221.4,"AMBER_1xMI250_Cellulose_Production_NPT_4fs_ns_per_day":227.2}

Key Strengths

The MI250 excels in high-performance computing and AI training tasks.

  • ·HPC Performance: Optimized for high-performance computing with excellent throughput.
  • ·AI Training: Strong performance in AI training due to high core count and memory bandwidth.
  • ·Energy Efficiency: Designed for energy-efficient performance in data centers.

Limitations

The MI250 has some limitations in terms of availability and compatibility.

  • ·Availability: Limited availability in certain regions and platforms.
  • ·Compatibility: Requires specific infrastructure for optimal deployment.

Expert Insight

The Instinct MI250 represents a powerful alternative for diversified workloads. When comparing cloud providers, consider not just the hourly rate, but also the interconnect bandwidth (InfiniBand/NVLink) and regional availability which can significantly impact total cost of ownership for large-scale training.

Glossary Terms

FP32 TFLOPS
VRAM
TDP
Cores
Information updated daily. Cloud pricing subject to vendor availability.