AMD Instinct MI300X 192GB — Benchmarks & Specs
The AMD Instinct MI300X 192GB is a graphics card from the CDNA 3 family released in 2023 from AMD. Key on-paper specs include 192 GB of GDDR VRAM, 750W TDP. It launched with a $15,000 MSRP, though street prices typically diverge meaningfully from launch pricing — see the linked product cards below for current Amazon listings. Data on this page draws on 2 synthetic benchmark results, 9 community AI inference reports, aggregated from public benchmark databases (TechPowerUp, PassMark, Geekbench, Cinebench) and the LocalLLaMA community. Read this page when shopping the AMD Instinct MI300X 192GB, comparing it against other graphics cards in your build, or sizing it for a specific workload (gaming at 1080p/1440p/4K, productivity benchmarks, or local LLM inference).
Synthetic Benchmarks
Higher is better. Bars are scaled within each benchmark family (multi-thread, single-thread, etc.) so you can compare like-with-like at a glance.
AI Inference Performance
Tokens per second under each model + quantization. Higher = faster generation. Bars compare runs across the same model.
Full Specifications
| tdp w | 750 |
|---|---|
| vram gb | 192 |
| process nm | 5 |
| bf16 tflops | 1307 |
| fp16 tflops | 1307 |
| memory type | HBM3 |
| compute units | 304 |
| shading units | 19456 |
| memory bandwidth gbps | 5300 |
AMD Instinct MI300X 192GB — Frequently Asked Questions
What is the AMD Instinct MI300X 192GB best used for?
When was the AMD Instinct MI300X 192GB released, and what was its launch MSRP?
Where do the benchmark numbers on this page come from?
Can the AMD Instinct MI300X 192GB run local LLMs?
Where can I buy the AMD Instinct MI300X 192GB?
Editorial guides covering the AMD Instinct MI300X 192GB
In-depth SpecPicks reviews, build guides, and head-to-heads referencing this graphics card.
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