Lenovo Express X3550 M4 x/2.5 4C 8GB DVDR Rack
The IBM 7914 System x3550 M4 Express Model EGU has a 2.5 GHz processor, 10 MB cache, 8 GB memory, 6.4 GT/s, SAS/SATA HDD interface, 2.5-inch HDD, Open bay, M1115, hot-swap, Multi-burner, 1 x 550W power supply, and U.S. English language support.