The Lenovo ThinkSystem SR645 V3 server is a 2-socket 1U rack server designed for a variety of workloads, including cloud computing and virtualization. It supports up to two AMD EPYC 9004 processors, offering up to 96 cores and 192 threads, with core speeds reaching up to 4.1 GHz. The server supports DDR5 memory, allowing for up to 6TB of system memory, and features a range of drive configurations, including support for 12x NVMe drives without oversubscription. Its design emphasizes reliability, availability, and serviceability, making it suitable for businesses of all sizes.

The SR645 V3 enhances performance and scalability through several features, including support for one or two fourth-generation AMD EPYC 9004 processors, which can provide up to 96 cores and 192 threads. It also supports DDR5 memory with speeds up to 4800 MHz and offers 12 memory channels per processor. Additionally, the server can accommodate up to three single-width GPUs and provides a variety of drive configurations, including 12x NVMe drives, which maximize I/O performance and reduce latency.

The Lenovo ThinkSystem SR645 V3 server incorporates several energy efficiency features aimed at reducing operational costs. It utilizes high-efficiency power supplies with 80 PLUS Titanium certifications and low-voltage DDR5 memory, which consumes approximately 20% less power compared to previous generations. Additionally, solid-state drives (SSDs) in the server can consume up to 80% less power than traditional hard drives. The server's design also includes hexagonal ventilation holes for improved airflow, contributing to lower cooling requirements.