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RTX A4000 16GB has 83% less memory than RTX PRO 6000 Blackwell Server Edition (16 GB vs 96 GB). Its memory bandwidth is 72% less (0.448 vs 1.597 TB/s). In the cloud, the median on-demand RTX A4000 16GB price is $0.76 per GPU-hour against $2.19 for the RTX PRO 6000 Blackwell Server Edition. Per gigabyte of GPU memory, that is $0.048 vs $0.023 per hour.
Manufacturer figures as recorded by Kovara. Higher memory and bandwidth are highlighted; neither is a benchmark of your workload.
| RTX A4000 16GB | RTX PRO 6000 Blackwell Server Edition | |
|---|---|---|
| Manufacturer | NVIDIA | NVIDIA |
| Architecture | Ampere | Blackwell |
| Memory | 16 GB GDDR6 | 96 GB GDDR7 |
| Memory bandwidth | 0.448 TB/s | 1.597 TB/s |
| Power (TDP) | 140 W | 600 W |
| Form factor | PCIe single-slot | PCIe dual-slot / single-slot liquid |
Public offers Kovara tracks, normalised to US dollars per GPU-hour. Prices use on-demand terms where available; spot and reserved offers are on each GPU’s price pages. Lower is highlighted.
| RTX A4000 16GB | RTX PRO 6000 Blackwell Server Edition | |
|---|---|---|
| Lowest price | $0.15 | $1.80 |
| Median price | $0.76 | $2.19 |
| Highest price | $0.76 | $3.00 |
| Median per GB of memory | $0.048 | $0.023 |
| Public offers (all terms) | 6 | 34 |
| Providers | 3 | 9 |
Lowest tracked price per provider. Open a provider to see every offer, region and term.
Right now the cheapest on-demand RTX A4000 16GB Kovara tracks is $0.15 per GPU-hour and the cheapest RTX PRO 6000 Blackwell Server Edition is $1.80. Medians are $0.76 and $2.19. The cheaper GPU per hour is not always cheaper per job: a faster or larger GPU can finish sooner or need fewer units.
The RTX PRO 6000 Blackwell Server Edition has more memory: 96 GB against 16 GB. Memory decides which models and batch sizes fit on one GPU.
No. This page compares manufacturer specifications and public prices. Real performance depends on the model, precision, software and interconnect. Kova can help you estimate cost for a specific workload.