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GPU Comparison

AMD Instinct MI300X vs NVIDIA B200

How the AMD Instinct MI300X and NVIDIA B200 compare across memory, compute, power and form factor, with the stronger figure highlighted on each row. Vendor-specific figures (CUDA vs stream processors, Tensor vs matrix cores) are listed on their own rows.

Specification CDNA 3 AMD Instinct MI300X NVIDIA alternative: NVIDIA H100 SXM → NVIDIA B200 BLACKWELL NVIDIA B200 View Product →
Pricing
Price Not sold by NVNexus –
Overview
Architecture AMD CDNA 3 Blackwell
Memory
Memory 192 GB HBM3 192 GB HBM3e
Memory Bandwidth 5.3 TB/s 8 TB/s
Memory Interface 8192-bit –
Compute
Stream Processors (AMD) 19,456 (304 CUs) –
Matrix Cores / AI Accelerators (AMD) 1,216 –
FP32 163.4 TFLOPS (matrix) ~75 TFLOPS
FP64 Tensor 163.4 TFLOPS (matrix) –
TF32 Tensor 653.7 TFLOPS / 1,307 (sparse) –
FP16/BF16 Tensor 1,307 TFLOPS / 2,615 (sparse) –
FP8 Tensor 2,615 TFLOPS / 5,230 (sparse) ~9 PFLOPS TFLOPS
FP4 Tensor – ~18 PFLOPS TFLOPS
INT8 Tensor 2,615 TOPS / 5,230 (sparse) –
Platform
Interface PCIe Gen5 x16 Gen5
NVLink / Infinity Fabric Infinity Fabric, 896 GB/s aggregate 1.8 TB/s (5th Gen)
TDP 750W Up to 1,000W
Form Factor OAM module (8-GPU platform) SXM
Cooling Passive (chassis airflow) –
Transistors 153 billion 208 billion
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