AvailableAda Lovelace • 2023
L20
China market variant of the L40. 48GB GDDR6 for AI inference and graphics. Meets US export controls while delivering high performance for data center workloads.

Technical Specifications
Architecture | Ada Lovelace |
Release Year | 2023 |
Process Node | TSMC 4N |
Form Factor | PCIe Gen4 |
VRAM | 48 GB GDDR6 |
Memory Bandwidth | 864 GB/s |
Interconnect | PCIe Gen4 |
FP16 Performance | 119 TFLOPS (with Tensor Cores) |
FP32 Performance | 59.8 TFLOPS |
FP64 Performance | 0.93 TFLOPS |
TDP | 275W |
CUDA Cores | 14,592 |
Tensor Cores | 456 |
Transistors | 76.3 billion |
Die Size | 426 mm² |
Best Use Cases
- AI inference
- Graphics
- Video processing (China market)
Quick Facts
FamilyAda Lovelace
ArchitectureAda Lovelace
Released2023
ProcessTSMC 4N
Form FactorPCIe Gen4
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L20 — Frequently Asked Questions
What is the L20 GPU used for?
The L20 is best suited for: AI inference, Graphics, Video processing (China market).
How much VRAM does the L20 have?
The L20 has 48 GB GDDR6 of VRAM.
What is the memory bandwidth of the L20?
The L20 has a memory bandwidth of 864 GB/s.
What interconnect does the L20 use?
The L20 uses PCIe Gen4.
When was the L20 released?
The L20 was released in 2023.