RTX A4000 vs RTX A6000
RTX A4000 starts at $0.10/GPU-hour on-demand; RTX A6000 starts at $0.35/GPU-hour on-demand. Compare the exact variants, memory and published specifications below. Peak compute figures do not establish application speed.
RTX A4000
RTX A6000
Spec sheet
| RTX A4000 | RTX A6000 | |
|---|---|---|
| Spec variant | RTX A4000 | RTX A6000 |
| Architecture | Ampere | Ampere |
| VRAM (spec variant) | 16 GB | 48 GB |
| FP16 TFLOPS (dense) | 77 | 155 |
| Memory bandwidth | 448 GB/s | 768 GB/s |
| TDP | 140 W | 300 W |
| Interconnect | PCIe Gen4 | NVLink 112.5GB/s |
| Launched | 2021 | 2020 |
Rental price per manufacturer-rated FP16 compute: RTX A4000 $1.30 per PFLOP-hour vs RTX A6000 $2.26. Formula: cheapest $/hr ÷ dense FP16 PFLOPS (1 PFLOP = 1000 TFLOPS). This uses RTX A4000 and RTX A6000, whose datasheets may differ from the variants above. It is not measured job throughput. Specs: RTX A4000 manufacturer, RTX A6000 manufacturer.
What they cost to rent (2026-10-02)
| RTX A4000 | RTX A6000 | |
|---|---|---|
| Cheapest on-demand $/hr | $0.10 | $0.35 |
| Cheapest spot/community $/hr | $0.17 | $0.33 |
| Cheapest source | TensorDock | Thunder Compute |
| Providers offering it | 3 | 8 |
Lowest recorded on-demand rate per configuration; highlighted = cheaper. Spot/marketplace tiers shown on the individual pages.
FAQ
RTX A4000 is cheaper: the RTX A4000 rents from $0.10 per GPU-hour and the RTX A6000 from $0.35 on-demand, updated 2026-10-02.
The largest recorded RTX A4000 variant has 16 GB and the largest RTX A6000 variant has 48 GB. Other variants may have less memory. The RTX A6000 has more.
Compare more rental options: the screener · price movers · methodology.