A data center GPU against a workstation card, one Pascal and one Blackwell: 24 GB GDDR5 against 24 GB GDDR7 and 94% more memory bandwidth on the RTX PRO 4000.
At a glance
Updated 7 minutes ago- Memory
- 24 GB
- GDDR5
- Memory bandwidth
- 346 GB/s
- From
- --
- Memory
- 24 GB
- GDDR7
- Memory bandwidth
- 672 GB/s
- From
- $20.00 /GPU/hr
- 3 providers
Price comparison
Cheapest listed price per GPU per hour by billing type, and the median across providers.
| Billing | P40 | RTX PRO 4000 | Difference |
|---|---|---|---|
| On-demand | -- | $20.00 | |
| Spot | No spot listings | $13.33 | |
| Reserved | No reserved listings | $0.26 | |
| Median | -- | $20.00 |
Median: Median across providers, one vote each, so a large catalog does not outweigh a small one.
Price history
P40 vs RTX PRO 4000 price history
Weekly median on-demand price per GPU per hour
Specs comparison
| Spec | P40 | RTX PRO 4000 | Difference |
|---|---|---|---|
| Memory | |||
| Capacity | 24 GB GDDR5 | 24 GB GDDR7 | Identical |
| Bandwidth | 346 GB/s | 672 GB/s | 1.9x higher on RTX PRO 4000 |
| Bus width | 384-bit | 192-bit | 2x wider on P40 |
| Compute · dense | |||
| FP4 | Not supported | 589 TFLOPS | RTX PRO 4000 only |
| FP8 | Not supported | 294.5 TFLOPS | RTX PRO 4000 only |
| FP16 / BF16 | 147.3 TFLOPS | ||
| INT8 | 47 TOPS | 294.5 TOPS | 6.3x higher on RTX PRO 4000 |
| FP32 | 12 TFLOPS | 37 TFLOPS | 3.1x higher on RTX PRO 4000 |
| Platform | |||
| Interconnect | PCIe only | PCIe only | |
| Board power | 250 W | 145 W | 1.7x higher on P40 |
| Released | Q3 2016 | Q1 2025 | 8 years newer on RTX PRO 4000 |
| Precision | |||
| Supported formats | FP16FP32INT8 | FP4FP8FP16BF16TF32FP32INT8 | |
Compute: Vendor peak figures, dense and per GPU. Not measured throughput.
Source: P40 datasheet and RTX PRO 4000 datasheet.
Where to rent them
Providers listing these GPUs, those with both first, so you can switch without moving clouds.
| Provider | P40 /GPU/hr | RTX PRO 4000 /GPU/hr |
|---|---|---|
Vast.ai
|
-- | On-Demand $20.00 |
Database Mart
|
-- | Reserved (24mo) $0.26 |
Runpod
|
-- | Reservation on request |
Similar GPUs
Other comparisons in the same class.
Our data for Nvidia P40 was last updated on Sept. 7, 2026, and for Nvidia RTX PRO 4000 on Sept. 7, 2026.