1U 4-Bay rackmount NAS, Intel® Celeron® N5105/N5095 quad-core, 8GB RAM onboard (not expandable), 4 x 3.5'/2.5' SATA 6Gb/s drive bays, 1 x PCIe Gen3x2 slot, 2 x 2.5GbE, 1 x HDMI 1.4b, 2 x USB 3.2 Gen2 Type-A+ 2 x USB 2.0, 1 x250W PSU Powered by an Intel® Celeron® N5095, quad-core processor (burst up to 2.9GHz), the TS-464U features two 2.5GbE RJ45 ports and Port Trunking for up to 5Gbps combine bandwidth. The built-in 4K HDMI™ output allows for multimedia and virtual machine display. With a PCIe Gen 3 slot, the TS-464U provides flexibility in extending NAS functionality, allowing you to install various cards: 10GbE/5GbE network card, QM2 card for M.2 SSD caching, or Edge TPU for AI image recognition. The TS-464U also supports AES 256-bit encryption to ensure the confidentiality of sensitive business data without affecting system performance. SPEC CPU Intel® Celeron® N5095 4-core/4-thread processor, burst up to 2.9 GHz CPU Architecture 64-bit x86 Graphic Processors Intel® UHD Graphics Floating Point Unit Encryption Engine (AES-NI) Hardware-accelerated Transcoding System Memory 8 GB RAM Maximum Memory 8 GB Flash Memory 4GB (Dual boot OS protection) Drive Bay 4 x 3.5-inch SATA 6Gb/s, 3Gb/s Drive Compatibility 3.5-inch bays: 3.5-inch SATA hard disk drives 2.5-inch SATA solid state drives Hot-swappable M.2 Slot Optional via a PCIe adapter SSD Cache Acceleration Support 2.5 Gigabit Ethernet Port (2.5G/1G/100M) 2 (2.5G/1G/100M/10M) 5 Gigabit Ethernet Port (5G/2.5G/1G/100M) Optional via network adaptor 10 Gigabit Ethernet Port Optional via network adaptor Optional via PCIe expansion card Wake on LAN (WOL) Jumbo Frame PCIe Slot 1 Slot 1: PCIe Gen 3 x2 Card dimensions for PCIe slot：210 x 68.9x 18.76 mm / 8.27 x 2.71 x 0.74 inches. USB 2.0 port 2 USB 3.2 Gen 2 (10Gbps) Port 2 x Type A USB 3.2 Gen2 HDMI™ Output 1, HDMI™ 1.4b Form Factor 1U Rackmount LED Indicators HDD 1-4, Status, LAN, Expansion, Power Standard Warranty 3 yrs