NVIDIA T4 vs Ada L40S
Complete side-by-side comparison of specs, performance, memory, power efficiency, and pricing.
NVIDIA T4
5
Spec Wins
Ada L40S
53
Detailed Specifications
NVIDIA T4 — Best For
Ada L40S — Best For
Who Should Choose Each GPU?
Choose NVIDIA T4 if you…
- ✓Need maximum CUDA/TensorRT/vLLM ecosystem compatibility
- ✓Have power-constrained data centers (70W vs 350W TDP)
- ✓Working with a tighter CapEx budget (lower list price)
- ✓Running Budget Inference workloads
- ✓Running NLP Serving workloads
- ✓Running High-Density GPU Farms workloads
Choose Ada L40S if you…
- ✓Need maximum CUDA/TensorRT/vLLM ecosystem compatibility
- ✓Need more VRAM (48GB vs 16GB) for large model inference
- ✓Prioritize raw FP8 throughput (733 vs 0 TFLOPS)
- ✓Running Inference workloads
- ✓Running Video AI workloads
Verdict
The NVIDIA T4 and Ada L40S target different priorities. The Ada L40S's 48GB of GDDR6 gives it a clear edge for large-model inference where fitting the full model in VRAM eliminates quantization overhead. For training throughput, the Ada L40S's 733 FP8 TFLOPS outpaces the NVIDIA T4's 0 TFLOPS. Both GPUs use CUDA, so ecosystem switching cost is not a factor. Use our TCO Calculator to model the full 3-year cost difference for your specific utilization and power costs.
NVIDIA T4 vs Ada L40S: Common Questions
Which is faster, NVIDIA T4 or Ada L40S?+
In FP8 throughput, the Ada L40S leads with 733 TFLOPS vs 0 TFLOPS. For LLM inference, memory capacity and bandwidth often matter more than raw TFLOPS — the Ada L40S has more VRAM (48GB).
Is NVIDIA T4 or Ada L40S better for LLM training?+
For LLM training at scale, the Ada L40S has higher raw throughput. However, the choice also depends on your software stack: NVIDIA T4 offers CUDA compatibility with the widest framework support (PyTorch, JAX, TensorRT).
What is the price difference between NVIDIA T4 and Ada L40S?+
The NVIDIA T4 is estimated at $2,000 per unit and the Ada L40S at $8,000. Actual pricing varies by vendor, volume, and configuration. Check our Buy page for current reseller pricing.
Which GPU is more power efficient, NVIDIA T4 or Ada L40S?+
The NVIDIA T4 has a lower TDP (70W vs 350W). Performance-per-watt depends on your workload — for FP8 inference, divide TFLOPS by TDP: NVIDIA T4 = 0.0 TFLOPS/W vs Ada L40S = 2.1 TFLOPS/W.