Lenovo x3550 M4 2.5GHz 4GB 2.5in SAS/SAT

The x3550 M4 offers a flexible, scalable design and a simple upgrade path to eight HDDs plus an optical drive at the same time, and up to 768 GB of memory. The flexible onboard Ethernet solution provides four standard integrated Gigabit Ethernet ports and two optional embedded 10 Gb Ethernet ports without occupying PCIe slots. Comprehensive systems management tools with the next-generation Integrated Management Module II (IMM2) make it easy to deploy, integrate, service, and manage.