| Product Type | GPU (Graphics Processing Unit) |
| Model | ThinkSystem NVIDIA L40 |
| Memory Capacity | 48 GB GDDR6 |
| Cooling Type | Passive |
| Form Factor | Dual Slot PCIe Full Height |
| Bus Interface | PCI Express 4.0 x16 |
| Power Consumption | 300 W |
| Recommended System Power | Minimum 650 W PSU |
| GPU Architecture | NVIDIA Ada Lovelace |
| CUDA Cores | 18176 |
| Tensor Cores | 568 |
| RT Cores | 142 |
| GPU Memory Type | GDDR6 with ECC |
| Max Power Connector Requirement | 1x PCIe 8-pin |
Lenovo ThinkSystem NVIDIA L40 48GB PCIe Gen4 Passive GPU

Key Benefits
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- Designed specifically for Lenovo ThinkSystem servers, ensuring seamless hardware compatibility and optimized performance.
- Offers 48GB of memory and PCIe Gen4 support, ideal for memory-intensive and high-throughput compute tasks across AI and visualization domains.
- Passive cooling design makes it data-center ready, minimizing thermal design constraints in dense server installations.
Product Overview
The Lenovo ThinkSystem NVIDIA L40 48GB PCIe Gen4 Passive GPU is engineered for professional-grade visualization and GPU acceleration in enterprise server environments. It features 48GB of high-speed memory and a PCIe Gen4 interface to handle demanding workloads in AI inference, simulation, and content creation. The passive cooling design fits well in rack-mounted server environments, making it an ideal solution for high-density compute deployments. Exact details on TAA compliance and COO are listed as 'Inquire'.
Specifications
Product Overview
Wireless Features
| Wireless |
Compliance & Origin
| TAA Compliance | Inquire |
| Country of Origin | Inquire |
| RoHS Compliance | Yes |
| EMC Certification | EN 55032, EN 55024 |
| Environmental Certification | ENERGY STAR (where applicable) |
Advanced Security Features
| Secure Boot Support | Yes |
| Secure Firmware Updates | Yes |
| Hardware Root of Trust | Yes |
Interfaces
| Interface Type | PCIe Gen4 x16 |
| PCIe Total Bandwidth | 64 GB/s bi-directional (Gen 4 x16) |
| Display Outputs | None (Passive GPU for server use) |
| NVLink Support | No |
Physical & Environmental
| Dimensions (H x L) | 111.15 mm x 267 mm |
| Slot Width | Dual Slot |
| Cooling System | Passive (no onboard fan) |
| Operating Temperature Range | 0°C to 55°C |
| Storage Temperature | -40°C to 75°C |
| Operating Humidity | 5% to 85% non-condensing |
Cloud Management & Licensing
| Cloud Management Support | NVIDIA Enterprise Management Tools (Optional) |
| Licensing Model | Requires NVIDIA AI Enterprise License for full features |
| Supported Software Stack | NVIDIA AI Enterprise, CUDA Toolkit, TensorRT, NVIDIA Omniverse |