ThinkStation S20

The S20 workstation was released by Lenovo in 2009 and had significant expansion options.The workstation included a PCI, PCIe x1, and two PCIe x16 slots.The workstation also included space for a second optical drive, and two additional 3.5 inch hard disk drive bays.There were also 10 USB ports and 1 eSATA port.However, there was no standard Firewire port.The S20 workstation also included several environmentally-friendly certifications including EPEAT Gold, RoHS, Energy Star 5.0 and GREENGUARD.