HP ProLiant BL20p PIII 1.4 GHz 512M 1P. Processor clock speed: 1400 MHz, Processor family: Intel Pentium 3. Internal memory: 512 MB, Maximum internal memory: 4096 MB. Power consumption (typical): 300 W. Operating relative humidity range: 10 - 90 %, Operating temperature range (T-T): 10 - 35 °C. Dimensions (WxDxH): 261.4 x 711.2 x 42.9 mm