Lenovo 4C57A81451 PCIe Gen4 Riser Card
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Product details
| Management number | 202117373 | Release Date | 2025/09/19 | List Price | $1,050.00 | Model Number | 202117373 | ||
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The Lenovo 4C57A81451 is a PCIe Gen4 riser card for the ThinkSystem SR250 V2 server, providing two PCI Express 4.0 x8 slots. It installs into the server chassis to enable support for additional expansion cards using the Gen4 interface, which offers double the data rate compared to Gen3. The riser supports full-height cards and routes through the system’s dedicated riser connector, ensuring compatibility with the SR250 V2 layout. It is used when increased I/O bandwidth or additional connectivity options are required within the server chassis.
Highlights:
- Two PCIe 4.0 x8 expansion slots
- Compatible with Lenovo ThinkSystem SR250 V2
- Supports full-height PCIe add-in cards
- Uses dedicated riser slot on system board
- Enables higher bandwidth for network or storage cards
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