Dell Optiplex 3040/5040/7040 i5 6th Gen (MiniTower) • [8/500]

CPU: Quad-core Intel Core i5-6500 (3.2 GHz base, 3.6 GHz Turbo, 6 MB cache) Memory: 8 GB DDR4‑2133 (1×8 GB), expandable to 32 GB officially; some users use 16 GB kits

Storage: 500 GB 7200 RPM HDD (SATA)

Graphics: Intel HD Graphics 530 integrated Optical Drive: Slimline DVD±RW/burner

Expansion Slots:

• Mini Tower: 1× PCIe 3.0 x16, 3× PCIe x1, plus M.2 slot for SSD

  Ports:

  • Video: 1× HDMI, ≥2× DisplayPort

  • USB: 4× USB 3.0 front/back, 4× USB 2.0, 1× USB Charge/PowerShare

  • Others: Audio in/out, RJ‑45, optional SD/serial port

Networking: 10/100/1000 Mbps Ethernet; optional Wi‑Fi via M.2/USB adaptor

Power Supply: ~240 W internal PSU

Chassis Dimensions & Weight: ≈35 × 15.4 × 27.4 cm; ~8 kg

OS: Windows 10 Pro (often shipped with Windows 7 Pro with downgrade rights)

Security & Manageability: TPM, Dell Data Protection, remote BIOS manageability via Dell Command Suite/vPro support depending on chipset