Brand: Qnap
processor: AMD R-Series RX-421ND quad-core 2.1 GHz processor (Turbo Core to 3.4 GHz) processor
CPU Architecture: 64-bit x86
Memory: 4 GB SO-DIMM DDR4 (2 x 2 GB) Memory
Graphic Card: Optional via a PCIe adapter
Form Factor: Tower
Drive Bay: 4 x 3.5-inch SATA 6Gb/s, 3Gb/s
Dimensions: 188.2 × 199.3 × 279.6 mm
Power Supply: 250W, 100-240V AC, 50-60Hz, 3.5A
Warranty: 2 years Standard Warranty ( scale to 5 yrs )