The Lenovo ThinkSystem SR665 GPU Thermal Option Kit v2 (PN 4M17A80478) is an essential upgrade kit designed to enable the installation of double-wide GPUs in the ThinkSystem SR665 server. Specifically engineered for field upgrades, this kit ensures optimal thermal management and power delivery for GPUs such as the NVIDIA A10.

Key Features:

• Includes two 1U processor heatsinks to maintain efficient cooling under heavy workload conditions.
• Equipped with a ThinkSystem 2U GPU air duct and three GPU extension air ducts to direct airflow precisely where needed, preventing hotspots.
• Contains three power cables (SBB7A49792) tailored for double-wide GPU power requirements.
• Provides three air duct fillers that help seal and optimize airflow routes within the chassis.

Usage:

For installation, Lenovo recommends replacing standard fans with performance fans to support higher thermal loads. Comprehensive installation steps and thermal guidelines are documented in Lenovo's SR665 user and product guides available on Lenovo Docs.

This kit is ideal for IT professionals and data center administrators looking to enhance GPU capabilities in the SR665 server with assured cooling and power delivery.

[Learn more about Lenovo server options](https://serveroption.lenovo.com/upgrade_kit_options/2u_gpu_thermal_option_kit/)