Jake Tech Lab

AMD MI300X vs AMD MI325X

AMD MI325X comes out ahead of AMD MI300X on 4 of the 6 things that decide this, going by what each maker publishes. The one that matters for you may be one the leader loses.

AMD MI300X
AMD MI300X
6.8
Fair
1 of 6 rounds
vs
AMD MI325XWinner
AMD MI325X
6.8
Fair
4 of 6 rounds

The verdict

AMD MI325X takes it, 4–1 on rounds.

On the published figures, AMD MI325X takes 4 of 6 rounds. Treat that as a starting point and check the current figures on both pages, because prices and plans move.

Choose AMD MI300X if…

  • • You want AMD MI300X's edge on how much power it draws

Choose AMD MI325X if…

  • • You want AMD MI325X's edge on how much memory it has and how fast its memory is

Round by round

  1. Round 1How much memory it hasAMD MI325X wins
    AMD MI300X5/10

    192 GB HBM3

    dedicated memory size

    • 192 GB HBM3, against 256 GB HBM3E

    Source: amd.com ↗

    AMD MI325X8/10

    256 GB HBM3E

    dedicated memory size

    Source: amd.com ↗

    AMD MI325X wins this round on what the company itself publishes.

  2. Round 2How fast its memory isAMD MI325X wins
    AMD MI300X5/10

    5.3 TB/s

    peak memory bandwidth

    • 5.3 TB/s, against 6 TB/s

    Source: amd.com ↗

    AMD MI325X8/10

    6 TB/s

    peak memory bandwidth

    Source: amd.com ↗

    AMD MI325X wins this round on what the company itself publishes.

  3. Round 3How much power it drawsAMD MI300X wins
    AMD MI300X8/10

    750W

    typical board power (peak)

    Source: amd.com ↗

    AMD MI325X5/10

    1000W

    typical board power (peak)

    • 1000W, against 750W

    Source: amd.com ↗

    AMD MI300X wins this round on what the company itself publishes.

  4. Round 4Which memory generation it usesAMD MI325X wins
    AMD MI300X5/10

    HBM3

    dedicated memory type

    • HBM3, against HBM3E

    Source: amd.com ↗

    AMD MI325X8/10

    HBM3E

    dedicated memory type

    Source: amd.com ↗

    AMD MI325X wins this round on what the company itself publishes.

  5. Round 5How new it isAMD MI325X wins
    AMD MI300X5/10

    12/06/2023

    launch date

    • 12/06/2023, against 10/10/2024

    Source: amd.com ↗

    AMD MI325X8/10

    10/10/2024

    launch date

    Source: amd.com ↗

    AMD MI325X wins this round on what the company itself publishes.

  6. Round 6How fast it runs FP8 AI mathTie
    AMD MI300X7/10

    2.61 PFLOPs

    peak fp8 performance

    Source: amd.com ↗

    AMD MI325X7/10

    2.61 PFLOPs

    peak fp8 performance

    Source: amd.com ↗

    Nothing to separate them here.

AMD MI300XAMD MI300X
AMD MI325XAMD MI325X

Side by side

AMD MI325XBest for how much memory it hasAMD MI325X
Overall score
6.8
6.8
Price
See price
See price
How fast its memory is
7.0
7.3
How much memory it has
7.0
7.3
How much power it draws
6.5
5.8
How fast it runs FP16 AI math
6.5
5.0
How new it is
6.6
7.0
Head-to-head findings
How fast its memory is
5.3 TB/s
6 TB/s
How much memory it has
192 GB HBM3
256 GB HBM3E
How much power it draws
750W
1000W
How fast it runs FP16 AI math
1.3 PFLOPs
1.3 PFLOPs
How new it is
12/06/2023
10/10/2024
Which memory generation it uses
HBM3
HBM3E
How fast it runs FP8 AI math
2.61 PFLOPs
2.61 PFLOPs
How it handles scientific FP64 math
163.4 TFLOPs
163.4 TFLOPs
Record
Head-to-head record
4–2
3–1
Head-to-heads won
67 %
75 %
Rounds won
56 %
54 %
Pros
      Cons
      • 1.3 PFLOPs, against 1,678 TFLOPS
      • 12/06/2023, against September 24, 2024
      • 192 GB HBM3, against 288 GB HBM3E
      • 5.3 TB/s, against 8 TB/s
      • 1.3 PFLOPs, against 1,678 TFLOPS
      • 1000W, against 900W
      • 256 GB HBM3E, against 288 GB HBM3E
      • 6 TB/s, against 8 TB/s
      Add a third option to this comparison →

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