Lenovo ThinkCentre M75s Gen 2
A small-form-factor business desktop on the AMD PRO 565 chipset, built around AMD Athlon and Ryzen 3/5/7/9 desktop processors (including PRO variants), with USB-C and Wi-Fi 6 options.
Memory
- Slots
- Four DDR4 DIMM slots, dual-channel capable
- Max
- Up to 128 GB DDR4-3200
- Type
- DDR4-1866, DDR4-2133, DDR4-2400, DDR4-2666, DDR4-3200 (installed modules are DDR4-3200 and run down-clocked per CPU support)
Storage
- Support
- Up to three drives: 1x 2.5"/3.5" HDD + 1x 2.5" HDD + 1x M.2 SSD (2.5" HDD up to 1 TB each, 3.5" HDD up to 2 TB, M.2 SSD up to 2 TB)
- 2.5" SATA HDD
- SATA 6 Gb/s, 7.2K RPM
- 3.5" SATA HDD
- SATA 6 Gb/s, 7.2K RPM
- M.2 2242 SSD
- PCIe NVMe, PCIe 3.0 x2 or PCIe 3.0 x4
- M.2 2280 SSD
- PCIe NVMe, PCIe 3.0 x4 (Opal) or PCIe 4.0 x4 "Value" (Opal 2.0); Gen 4 SSD in the Gen 3 slot runs at Gen 3 speed
- RAID
- RAID 0/1 for HDDs (RAID preset only via special-bid models)
- Optical
- Optional slim (9.0 mm) DVD-ROM or DVD burner (DVD±RW), SATA 1.5 Gb/s
- Card reader
- Optional 3-in-1 card reader (SD, SDHC, SDXC)
Graphics
- Integrated
- AMD Radeon Graphics or Radeon Vega 8/11 Graphics (varies by CPU), shared memory, 2x DisplayPort 1.4 + 1x HDMI 1.4, max 4096x2160@60Hz (DP)
- Discrete options
- AMD Radeon 520 (2 GB GDDR5); AMD Radeon RX 550X (4 GB GDDR5); AMD Radeon RX 6400 (4 GB GDDR6)
- Monitor support
- Up to 3 independent displays via onboard ports (HDMI + 2x DisplayPort); more via discrete graphics
Expansion
- Slot 1
- PCIe 3.0 x16, low-profile (length < 155 mm, height < 68 mm)
- Slot 2
- PCIe 3.0 x1, low-profile
- M.2
- Two M.2 slots (one for WLAN, one for SSD)
- Other
- Two dummy slots (brackets only, for optional port extension)
Networking
- Ethernet (onboard)
- Gigabit Ethernet, Realtek RTL8111EPV or RTL8111HN, 1x RJ-45, Wake-on-LAN
- Ethernet (optional)
- Gigabit Ethernet, Bitland BN8E88 or RTL8111FP, PCIe x1, 1x RJ-45
- Wi-Fi/Bluetooth
- Optional M.2 card: Realtek RTL8822CE Wi-Fi 5 802.11ac 2x2 + BT 5.0; Intel Wireless-AC 9260 Wi-Fi 5 802.11ac 2x2 + BT 5.0; MediaTek Wi-Fi 6 MT7921 802.11ax 2x2 + BT 5.3; Realtek Wi-Fi 6 RTL8852AE 802.11ax 2x2 + BT 5.3; Intel Wi-Fi 6 AX200 802.11ax 2x2 + BT 5.1
Power
- Supply
- 180 W (85%), 260 W (85%, 100–240V) or 310 W (92%, 100–240V) fixed internal PSU
Ports
- Front
- 1x USB-C 3.2 Gen 1, 2x USB 3.2 Gen 1, 2x USB 3.2 Gen 2, 1x headphone/microphone combo (3.5mm), 1x microphone (3.5mm); optional card reader
- Rear
- 1x HDMI 1.4b, 2x DisplayPort 1.4, 1x Ethernet (RJ-45), 1x line-out (3.5mm), 1x serial (9-pin), 4x USB 2.0
- Optional rear
- 2x USB-C 3.2 Gen 2 (2-port expansion card, PCIe x4); 2x USB 3.2 Gen 1 (2-port expansion card, PCIe x1); 2x USB 2.0 (via adapter); 1x parallel; 1x serial; 4x serial (4-port expansion card, PCIe x1)
Physical
- Form factor
- SFF (8.2L)
- Dimensions
- 92.5 x 297.7 x 339.5 mm (3.6 x 11.7 x 13.4 in), W x D x H
- Weight
- Around 5.3 kg (11.7 lbs)
- Case color
- Black
- Bays
- 1x 2.5" disk bay (bay comes with disk), 1x 3.5" disk bay, 1x slim ODD bay
- Stand
- Optional vertical stand
- Audio
- High Definition Audio, Realtek ALC623-CG codec; optional single 1 W speaker
- Security
- Discrete TPM 2.0 (TCG certified); Kensington Security Slot (3x7mm); Padlock Loop; optional E-lock, Smart Cable Clip; optional chassis intrusion switch; optional touch-style fingerprint reader on mouse (EOL Jan 2023); BIOS admin/power-on/hard-disk password, boot sequence control, boot without keyboard/mouse, Smart USB Protection, individual USB port disablement
- Other
- Optional dust filter; supports Smart Power On; EOU toolless design for chassis, M.2 SSD, HDD, ODD, memory and PCIe expansion card
Management
- System management
- DASH 1.2 (optional; not supported on MT 11W1/11W2/11W3/11W4) or Non-DASH
Operating systems
- Supported
- Windows 11 Pro, Windows 11 Home, Windows 11 Home Single Language, Windows 11 downgrade to Windows 10 Pro 64, Windows 10 Pro 64, Windows 10 Home 64, Windows 10 Home 64 Single Language, Windows 10 IoT Enterprise, Ubuntu Linux, No preload operating system
Processors
- AMD Athlon Gold PRO 3150G
- AMD Athlon Silver 3050GE
- AMD Ryzen 3 3200G
- AMD Ryzen 3 4300G
- AMD Ryzen 3 5300G
- AMD Ryzen 3 PRO 4350G
- AMD Ryzen 3 PRO 5350G
- AMD Ryzen 3 PRO 5355G
- AMD Ryzen 5 4600G
- AMD Ryzen 5 5600G
- AMD Ryzen 5 PRO 3350G
- AMD Ryzen 5 PRO 3400G
- AMD Ryzen 5 PRO 3600
- AMD Ryzen 5 PRO 4650G
- AMD Ryzen 5 PRO 5650G
- AMD Ryzen 5 PRO 5655G
- AMD Ryzen 7 4700G
- AMD Ryzen 7 5700G
- AMD Ryzen 7 PRO 3700
- AMD Ryzen 7 PRO 4750G
- AMD Ryzen 7 PRO 5750G
- AMD Ryzen 7 PRO 5755G
- AMD Ryzen 9 PRO 3900