L40S vs RTX 4090
Comparing the L40S and RTX 4090 for cloud rental? The L40S is available from 0 providers starting at —, while the RTX 4090 starts at — across 0 providers. Below is a live breakdown of pricing, VRAM, compute throughput, and where to rent each GPU.
L40S vs RTX 4090 at a glance
Spec profile
Each axis is scaled to the stronger GPU — the outer edge is better.
Value for money
Live pricing for both GPUs is needed to compute value-for-money metrics. See the provider tables below for current rates.
Specs are manufacturer peak FP16 Tensor figures; real-world throughput varies by workload, precision, and software stack.
L40S vs RTX 4090 specs & pricing
| Specification | L40S | RTX 4090 |
|---|---|---|
| Cheapest price | — | — |
| VRAM | 48 GB | 24 GB |
| FP16 TFLOPS | 366 | 165 |
| Memory bandwidth | 864 GB/s | 1008 GB/s |
| Release year | 2023 | 2022 |
| Cloud providers | — | — |
Which should you choose?
- •L40S has more VRAM (48 GB), so it fits larger models and bigger batch sizes without sharding.
- •L40S offers higher FP16 throughput, training and serving faster on compute-bound workloads.
Provider availability
Frequently asked questions
How much VRAM do the L40S and RTX 4090 have?
The L40S has 48 GB of VRAM and the RTX 4090 has 24 GB. More VRAM lets you serve larger models and longer context windows on a single GPU.
Which is faster, the L40S or RTX 4090?
On paper the L40S is faster, with 366 FP16 TFLOPS versus 165. Real-world speed also depends on memory bandwidth and software stack.
Live prices come from public provider catalogs and can change quickly. How we collect prices.
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