NVIDIA L40 vs NVIDIA RTX A4000 — GPU Comparison (Jul 2026)
NVIDIA L40 (48GB GDDR6, 181 TFLOPS FP16, Ada Lovelace) vs NVIDIA RTX A4000 (16GB GDDR6, 19.2 TFLOPS FP16, Ampere)
Bottom Line: NVIDIA L40 vs NVIDIA RTX A4000
NVIDIA L40 comes out ahead overall, leading in 5 of 6 compared categories.
Where NVIDIA L40 leads
- FP16 (181 TFLOPS vs 19.2 TFLOPS)
- VRAM (48 GB vs 16 GB)
- Memory Bandwidth (864 GB/s vs 448 GB/s)
- FP32 (90.5 TFLOPS vs 16 TFLOPS)
- Release Year (2023 vs 2021)
Where NVIDIA RTX A4000 leads
- TDP (140W vs 300W)
Choose NVIDIA L40 for Inference, video processing, rendering. Choose NVIDIA RTX A4000 for Entry workstation, rendering.
Frequently Asked Questions
Is NVIDIA L40 or NVIDIA RTX A4000 better?
NVIDIA L40 leads in 5 of 6 compared categories. The right choice still depends on the factors that matter most to you.
Which has a better FP16, NVIDIA L40 or NVIDIA RTX A4000?
NVIDIA L40 (181 TFLOPS vs 19.2 TFLOPS).
Which has a better VRAM, NVIDIA L40 or NVIDIA RTX A4000?
NVIDIA L40 (48 GB vs 16 GB).
|
NVIDIA L40
48GB GDDR6 · Ada Lovelace
|
NVIDIA RTX A4000
16GB GDDR6 · Ampere
|
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|---|---|---|---|
| Specifications | |||
| Manufacturer | NVIDIA | NVIDIA | |
| Architecture | Ada Lovelace | Ampere | |
| VRAM | 48 GB GDDR6 | 16 GB GDDR6 | |
| Memory Bandwidth | 864 GB/s | 448 GB/s | |
| FP16 (Tensor) | 181.0 TFLOPS | 19.2 TFLOPS | |
| FP32 | 90.5 TFLOPS | 16.0 TFLOPS | |
| TDP | 300W | 140W | |
| Release Year | 2023 | 2021 | |
| Segment | Data center | Professional | |
| Best For | Inference video processing rendering | Entry workstation rendering | |
| Cloud Pricing | |||
| Cheapest On-Demand | — | — | |
| Cheapest Spot | — | — | |
| Providers | 0 | 0 | |
NVIDIA L40
NVIDIA RTX A4000