A data center GPU against a workstation card, one Hopper and one Ada Lovelace: 80 GB HBM2e against 24 GB GDDR6, 4.6x the memory bandwidth on the H800, and NVLink 400 GB/s on the H800 where the RTX 4500 Ada is PCIe only.
At a glance
Updated 5 minutes ago- Memory
- 80 GB
- HBM2e
- Memory bandwidth
- 2.00 TB/s
- From
- --
- Memory
- 24 GB
- GDDR6
- Memory bandwidth
- 432 GB/s
- From
- $0.26 /GPU/hr
- 1 provider
Price comparison
Cheapest listed price per GPU per hour by billing type, and the median across providers.
| Billing | H800 | RTX 4500 Ada | Difference |
|---|---|---|---|
| On-demand | -- | $0.26 | |
| Spot | No spot listings | $0.14 | |
| Median | -- | $0.30 |
Median: Median across providers, one vote each, so a large catalog does not outweigh a small one.
Price history
H800 vs RTX 4500 Ada price history
Weekly median on-demand price per GPU per hour
Specs comparison
| Spec | H800 | RTX 4500 Ada | Difference |
|---|---|---|---|
| Memory | |||
| Capacity | 80 GB HBM2e | 24 GB GDDR6 | 3.3x more on H800 |
| Bandwidth | 2,000 GB/s | 432 GB/s | 4.6x higher on H800 |
| Bus width | 5,120-bit | 192-bit | 27x wider on H800 |
| Compute · dense | |||
| FP8 | 1,513 TFLOPS | 317 TFLOPS | 4.8x higher on H800 |
| FP16 / BF16 | 756.5 TFLOPS | 158.5 TFLOPS | 4.8x higher on H800 |
| INT8 | 1,513 TOPS | ||
| FP32 | 51 TFLOPS | 39.6 TFLOPS | 1.3x higher on H800 |
| Platform | |||
| Interconnect | NVLink 400 GB/s | PCIe only | NVLink on H800 only |
| Board power | 350 W | 210 W | 1.7x higher on H800 |
| Released | Q1 2023 | Q3 2023 | |
| Precision | |||
| Supported formats | FP8FP16BF16TF32FP32FP64INT8 | FP8FP16BF16TF32FP32INT4INT8 | |
Compute: Vendor peak figures, dense and per GPU. Not measured throughput.
Source: RTX 4500 Ada datasheet.
Where to rent them
Providers listing these GPUs, those with both first, so you can switch without moving clouds.
| Provider | H800 /GPU/hr | RTX 4500 Ada /GPU/hr |
|---|---|---|
Vast.ai
|
-- | On-Demand $0.26 |
Similar GPUs
Other comparisons in the same class.
Our data for Nvidia H800 was last updated on Sept. 7, 2026, and for Nvidia RTX 4500 Ada on Sept. 7, 2026.