Operating System: Windows 10 Home & Pro MAR, Windows 11 Home & Pro MAR, Ubuntu Linux, Free DOS Display Size: 15.6" Display Max Resolution: 1920 x 1080 Chipset: Intel CM246 Processors: Intel Core i5, i7, i9 8th Gen Ram Memory: 2 SoDIMM slots - up to 64GB 2666MHz Hard Disk Drive: HDD or SSD M2 Graphics: Intel UHD Graphics 630 Network Adapter: 10/100/1000 Gigabit Ethernet WiFi: Yes Web Camera: Optional Optical Disk Drive: N/A USB: 2 x USB 3.1 Gen 1 ports with PowerShare, 1 x Thunderbolt 3 port (USB 3.1 Gen 2 Type-C) with power delivery Ports: HDMI, Headset jack, SD card reader, Noble lock slot Power Supply Adapter: 130W Dimensions: 357 x 235 x 17 mm Weight: 1.78 kg

Operating System : Windows 10 Home & Pro, Ubuntu Linux, Free DOS Display Size : 14.0'' Display Max Resolution : 1920 x 1080 or 1366 x 768 Chipset : Integrated with the Processor Processors : Intel Core i3, i5, i7 5th Gen Ram Memory : Two (2) x SODIMM slots, Up to 16 GB DDR3L 1600MHz Hard Disk Drive : 500 GB 7200 rpm, 1TB rpm or SSD (Optional) Graphics : Intel HD graphics Network Adapter : Integrated GbE Network Connection WiFi : Yes Web Camera : Optional Optical Disc Drive : No Optical Drive USB : Three (3) x USB 3.0 Ports : VGA, HDMI, RJ-45, Two M.2 Expansion slots: 1 WWAN/HCA and 1 WLAN/BT/WiGig Power Supply Adapter : 90W Dimensions : 33.4 cm x 23.1 cm x 2.3 cm Weight : 1.8 kg

Operating System : Windows 10 Home & Pro, Ubuntu Linux, Free DOS Display Size : 15.6'' Display Max Resolution : 1920 x 1080 Chipset : Chipset Intel® QM175 or CM238 (depending on CPU) Processors : Intel® Xeon® processor E3-1505M v6 or Intel® Core™ i7-7820HQ processor Ram Memory : 4 SO DIMM slots, Up to 64 GB DDR4 2400 MHz Hard Disk Drive : M.2 SSD NVMe Graphics : NVIDIA® Quadro® M2200 2 GB Intel® HD Graphics 630 Network Adapter : 1 Gigabit Ethernet WiFi : Yes Web Camera : Optional Optical Disk Drive : N/A USB : 3x USB, 1x USB Type-C Ports : 1x DC-in, 1x Audio: line-in / microphone, 1x Audio: line-out, 1x VGA, 1x DisplayPort, 1x RJ-45, 1x SmartCard slot, 1x SIM card slot, 1x Multicardreader, 1x Kensington Lock support, 1x Docking connector Power Supply Adapter : 150W Dimensions : 380mm x 257mm x 24.8mm Weight : Starting at 2.75 kg

Operating System : Windows 10 Home & Pro, Ubuntu Linux, Free DOS Display Size : 13.3'' Display Max Resolution : 1920 x 1080 Chipset : Intel SoC (System on Chip) platform Processors : 7th Gen Intel Core i3, i5 & 8th Gen Intel Core i5, i7 Ram Memory : Up to 32 GB, 2400Mhz DDR4, dual-channel capable, two DDR4 SO-DIMM sockets Hard Disk Drive : M.2 SSD / SATA, M.2 SSD / PCIe NVMe Graphics : Intel HD Graphics 610, 620 or Intel UHD Graphics 620 in processor Network Adapter : Native Intel Ethernet Connection I219-V (Non-vPro) or I219-LM (vPro) via optional ThinkPad Ethernet Extension Cable WiFi : Yes Web Camera : Optional Optical Disc Drive : No Optical Drive USB : 2 x USB 3.1 Gen 1, 2 x USB 3.1 Type-C Gen 1 Ports : HDMI 1.4b, Ethernet extension connector, headphone / microphone combo jack, microSD card reader, security keyhole Power Supply Adapter : 45W or 65W Dimensions : 321.8mm x 224.2mm x 18.8mm Weight : Starting at 1.46 kg

Operating System : Windows 10 Home & Pro,  Ubuntu Linux, Free DOS Display Size : 15.6" Display Max Resolution : 1920 x 1080 (FHD) Chipset : Integrated with processor Processors : Intel i5/i7 11th generation Ram Memory : (2) Two SODIMM Slots, DDR4, Up to 64 GB DDR4-3200 SDRAM Hard Disk Drive : NVMe M.2 SSD Graphics : Intel Iris Xe Graphics Network Adapter : Gigabit Ethernet WiFi : Yes Web Camera : Optional Optical Disc Drive : N/A USB : 2x USB 3.2, 2 X USB Type-C Ports : Headphone/microphone combo jack , HDMI Power Supply Adapter : 65W OR 45W Dimensions : 35.94 x 23.67 x 1.90 cm Weight : Starting at 1.74 kg

Operating System : Windows 10 Home & Pro Display Size : 15.6 '' Display Max Resolution : 1920 x 1080 Chipset : Intel Mobile CM246 Processors : Intel Core i7 9th Gen Ram Memory : Up to 128 GB DDR4-2666 or 3200 SDRAM ECC or Non-ECC, 4 SODIMM Hard Disk Drive : SATA, M.2 SSD Nvme Graphics : Integrated Intel UHD 630 Network Adapter : Integrated Intel i219LM10/100/1000 Mb/s Ethernet (RJ-45) with Intel Remote Wake UP and PXE WiFi : Yes Web Camera : Optional Optical Disk Drive : N/A USB : 2 x USB 3.1 Gen 1 ports Ports : 2 x Thunderbolt 3 type C ports, SD Card reader, mini Display Port 1.4, HDMI 2.0, Ethernet port, Headset port, Smartcard reader Power Supply Adapter : 180 W Dimensions : 37.76 x 25.13 x 2.59 cm Weight : Starting at 2.52 kg

Operating System : Windows 10 Home & Pro, Ubuntu Linux, Free DOS Display Size : 15.6'' Display Max Resolution : 1366 x 768 or 1920 x 1080 Chipset : Integrated with processor Processors : 6th Generation Intel Core up to i7 processors Ram Memory : Two (2) x SODIMM slots, up to 32 GB DDR4-2133 SDRAM Hard Disk Drive : 1TB GB 7200 rpm or SSD, SATA, M2, NVMe connections Graphics : Integrated: Intel� HD Graphics 520; Intel� HD Graphics 530 Network Adapter : Integrated GbE Network Connection WiFi : Yes Web Camera : Optional Optical Disc Drive : Blu-ray ROM DVD+/-RW SuperMulti DL; DVD+/-RW SuperMulti DL; DVD-ROM USB : Two (2) x USB 3.0, One (1) USB Type-C Ports : 1 DisplayPort; 1 VGA; 1 headphone/microphone combo; 1 AC power; 1 RJ-45; 1 docking connector; 1 serial (optional) Power Supply Adapter : 45 W Smart AC adapter; 65 W Smart AC adapter; 90 W Smart AC adapter Dimensions : 37.8 x 25.7 x 2.74 cm Weight : 2.31 kg

Operating System : Windows 10 Home & Pro MAR, Ubuntu Linux, Free DOS Display Size : 14.0" Display Max Resolution : 1920 x 1080 Chipset : Integrated with processor Processors : Intel Core i5, i7 8th Gen Ram Memory : 8 GB DDR4 Hard Disk Drive : SSD Graphics : Intel HD Graphics 620 Network Adapter : 1 Gigabit Ethernet WiFi : Yes Web Camera : Optional Optical Disc Drive : N/A USB : 3 x USB-A 3.0, Ports : LAN, HDMI, VGA, Audio in/out, Cardreader Power Supply Adapter : N/A Dimensions : 333 x 24.5 x 226 mm Weight : 1.26 kg