Supermicro PDSMi+-O Motherboard. Memory voltage: 1.8 V, Supported memory module capacities: 2GB, Maximum internal memory: 8 GB. Processor family: Intel, Processor socket: Socket 775. Storage temperature range (T-T): -40 - 70 °C, Operating temperature range (T-T): 10 - 35 °C, Operating relative humidity range: 8 - 90 %. Width: 305 mm, Depth: 244 mm. Certification: RoHS