The Dell Inspiron 3880 is a compact mini-tower desktop computer powered by a 10th Generation Intel Core i5-10400 processor (6-core, 2.9 GHz base up to 4.3 GHz boost, 12MB cache). This configuration ships as a chassis-only unit — no monitor, keyboard, or mouse included.

The system comes equipped with 12GB of DDR4 RAM (configurable up to 64GB), a 256GB PCIe M.2 NVMe SSD for fast boot and application loading, and a 1TB 7200 RPM SATA hard drive for ample secondary storage. Graphics are handled by Intel UHD 630 integrated graphics. The tower includes 4 USB 3.2 Gen 1 ports, 4 USB 2.0 ports, HDMI 1.4b and VGA video outputs, an RJ-45 Ethernet port, and an SD 3.0 card slot. Wireless connectivity is provided via Intel 802.11ac Wi-Fi and Bluetooth 4.2.

Expansion options include one PCIe x16 slot, one PCIe x1 slot, and internal M.2 slots for additional SSD and wireless upgrades. The system runs Windows 10 Home (64-bit) and is ENERGY STAR qualified.