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GH200 vs H100 SXM
Cloud rental price, compute per dollar and specs, side by side.
Open in the interactive comparer →
GH200$1.99lowest on-demand per GPU·h
$2.01 per PFLOP·h · 3 providersH100 SXM$1.66lowest on-demand per GPU·h
$1.68 per PFLOP·h · 28 providersWhat actually differs
- The GH200 and H100 SXM have the same dense FP16/BF16 throughput (0.989 PF vs 0.989 PF).
- The GH200 has 1.2× more memory bandwidth than the H100 SXM (4,000 vs 3,350 GB/s), which usually limits LLM token generation. Memory: 96 GB vs 80 GB.
- The H100 SXM is 17% cheaper per hour than the GH200 at the lowest on-demand prices ($1.99 vs $1.66).
- Per unit of compute, the H100 SXM is the better deal: $1.68 vs $2.01 per PFLOP-hour of dense FP16/BF16.
| Spec / price | GH200 | H100 SXM |
|---|---|---|
| Memory | 96 GB HBM3better | 80 GB HBM3 |
| Memory bandwidth | 4,000 GB/sbetter | 3,350 GB/s |
| FP16 / BF16 (dense) | 0.989 PF | 0.989 PF |
| FP8 (dense) | 1.98 PF | 1.98 PF |
| FP4 (dense) | — | — |
| INT8 (dense) | 1.98 PF | 1.98 PF |
| TF32 (dense) | 0.495 PF | 0.495 PF |
| FP32 (dense) | 0.067 PF | 0.067 PF |
| FP64 (dense) | 0.067 PF | 0.067 PF |
| Power | 1000 W | 700 W |
| Architecture | Hopper (2023) | Hopper (2022) |
| Lowest on-demand | $1.99 | $1.66better |
| Median on-demand | $2.29better | $3.19 |
| Lowest spot | — | $0.79 |
| FP16/BF16 $ per PFLOP·h | $2.01 | $1.68better |
| Providers | 3 | 28 |
GH200 vs H100 SXM: questions
Is the GH200 faster than the H100 SXM?
The GH200 and H100 SXM have the same dense FP16/BF16 compute. The GH200 has 1.2× more memory bandwidth than the H100 SXM. Real-world speedups depend on the workload: training and prefill scale with compute, while LLM decoding scales mostly with memory bandwidth.
Which is cheaper per FLOP, the GH200 or the H100 SXM?
Right now the H100 SXM is cheaper per unit of compute: $1.68 vs $2.01 per PFLOP-hour at the lowest on-demand prices.
How much does it cost to rent an GH200 vs an H100 SXM for a month?
Running one GPU around the clock at the lowest on-demand price costs about $1,453 per month for the GH200 and $1,212 for the H100 SXM.
Which has more memory, the GH200 or the H100 SXM?
The GH200 has more memory: 96 GB vs 80 GB.