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AI Accelerator memory specifications

5 GPU types ranked by accelerator memory capacity.
AMD Instinct MI325X is out in front at 256 GB.

5 GPU typeschecked Jul 26, 2026, 12:00 AM UTCevent driven with daily review checkhow we measure this →CSV / JSON

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In front today

AMD Instinct MI325X

256 GBaccelerator memory capacity

Ahead of second place
64
Middle of the board
180
Below half the leader
1 of 5
Highest 256 GBMiddle 180
1. AMD Instinct MI325X — 256 GB2. AMD Instinct MI300X — 192 GB3. NVIDIA B200 SXM — 180 GB4. NVIDIA H200 SXM — 141 GB5. NVIDIA H100 SXM — 80 GB
Rank 1one bar per published rowRank 5
WHY THIS RANK

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