MI325X GPU
The AMD Instinct MI325X is a CDNA 3-based data-center accelerator built on a 5 nm process, featuring 256 GB of HBM3E memory (6 TB/s peak bandwidth), 304 compute units (19,456 stream processors), and 1,216 matrix cores. It supports PCIe Gen 5 and AMD Infinity Fabric for coherent multi-GPU scaling, and is optimized for large-model AI training/inference as well as HPC workloads.
Key Specifications
💾Memory
256GB VRAM
🏗️Architecture
CDNA 3
⚙️Compute Units
304
🧮Tensor Cores
1216
Technical Specifications
Hardware Details
Memory & Performance
Performance
Pros and Cons
Pros
- ✓Very high memory capacity (256 GB HBM3E) and bandwidth (6 TB/s)
- ✓High FP16/FP8 throughput
- ✓Optimized for large-model AI workloads and HPC
Cons
- ✗Extremely high power consumption (up to 1000 W) requiring specialized cooling/power infrastructure
- ✗Very high acquisition cost; limited to data-center/enterprise deployments
Key Features
About MI325X
Common Use Cases
High-performance AI/ML training and inference (large-language models, generative AI), HPC workloads, data-center acceleration
Machine Learning & AI
- Training large language models and transformers
- Computer vision and image processing
- Deep learning model development
- High-performance inference workloads
Graphics & Compute
- 3D rendering and visualization
- Scientific simulations
- Data center graphics virtualization
- High-performance computing (HPC)
Market Context
The MI325X sits within AMD's CDNA 3 architecture lineup,. It's designed specifically for data center and enterprise use.
Cloud Availability
Available across 1 cloud providers with prices ranging from $2.25/hr. Pricing and availability may vary by region and provider.
Market Position
Released in 2024, this GPU is positioned for enterprise and data center workloads.