Model Lenovo M720 Processor Brand Intel Processor Type 9th Gen. Intel Core i5 Processor Model 9th Gen Intel Core i5 9400 Processor Clock Speed 2.90-4.10GHz CPU Cache 9MB Ram 4GB Ram Type DDR4 2666MHz Ram Slots 4 Max. Ram Support 64GB HDD 1TB HDD HDD Type SATA 7200RPM Chipset Intel B360 Monitor No Monitor Graphics Chipset Intel UHD Graphics 630 Graphics Memory Shared Optical Device DVD RW Form Factor Tower Brand PC Display Port VGA, Dual DisplayPort Networking LAN USB Port 1 x USB3.1 Gen 1 Type-C, 2 x USB3.1 Gen 2, 2 x USB3.1 Gen 1, 4 x USB2.0 Audio Port 1 x Microphone, Combo (Front), 1 x Audio line-out (Rear) Operating System Free-Dos Keyboard USB Keyboard Mouse USB Mouse Others Color: Black, NIC/LAN: 10/100/1000 Mbps Gigabit ethernet, Intel Ethernet Connection I219-V (Jacksonville), Wake on LAN, Audio: High Definition (HD) Audio and Internal Speaker TW, 1 x serial (9-pin), SATA Ports: Three onboard SATA 6.0Gb/s connectors, Expansion Slot: PCIe 3.0 x16 (Slot 1), PCIe 3.0 x1 (Slot 2), PCIe 3.0 x1 (Slot 3), M.2 card slots: Two (one for WLAN, one for SSD/Optane), Power Supply: 210 watts, autosensing, 85% PSU, Security chip: Discrete TPM 2.0, TCG Certified, Weight: 6.9Kg Warranty 3 year Made in/ Assemble China Country Of Origin China