QNAP TS-H1677AXU-RP-R7-32G. Supported storage drive types: HDD & SSD, Storage drive interface: Serial ATA II, Serial ATA III, Supported storage drive interfaces: M.2. Processor family: AMD Ryzen™ 7, Processor manufacturer: AMD, Processor boost frequency: 5.3 GHz. Internal memory: 32 GB, Internal memory type: DDR5, Maximum RAM supported: 128 GB. Ethernet LAN data rates: 100, 1000, 2500, 10000 Mbit/s. Chassis type: Rack (3U), Number of fans: 3 fan(s), Fan diameter: 6 cm