Tech Spec Spec it right!

Lenovo ThinkCentre M75n

A soldered-CPU AMD ThinkCentre in a 0.35-litre Nano chassis, built around Ryzen 3/5 PRO APUs with DisplayPort and USB-C video out, aimed at space-constrained desks, kiosks and VESA-mounted setups.

Memory

Slots
Memory soldered to systemboard, no slots, dual-channel
Type
DDR4-2400
Max
8 GB soldered memory, not upgradable, per Lenovo's tested memory offerings

Storage

Support
Up to two drives, 2 × M.2 SSD, M.2 SSD up to 1 TB each
M.2 types
M.2 2280 SSD (PCIe NVMe, PCIe 3.0 x4, Opal); M.2 2242 SSD (PCIe NVMe, PCIe 3.0 x2); M.2 2242 SSD (PCIe NVMe, PCIe 3.0 x4)
RAID
No support
Optical / card reader
None / no card reader

Graphics

Integrated
AMD Radeon Vega 6 Graphics (Ryzen 3 PRO 3300U) or AMD Radeon Vega 8 Graphics (Ryzen 5 PRO 3500U), shared memory
Connectors
1 × DisplayPort, 1 × USB-C
Max resolution
3840×2160 @ 60 Hz (DisplayPort), 3840×2160 @ 60 Hz (USB-C)
Monitors
Up to 2 independent displays via onboard DisplayPort and USB-C

Expansion

M.2
Two M.2 slots for SSD (one up to PCIe 3.0 x4, one up to PCIe 3.0 x2), plus one M.2 slot for WLAN

Networking

Onboard Ethernet
Gigabit Ethernet, Realtek RTL8111FP-CG, 1 × RJ-45, Wake-on-LAN
WLAN + Bluetooth
Realtek RTL8822CE 802.11ac 2x2 Wi-Fi + Bluetooth 5.0; Qualcomm QCA6174A 802.11ac 2x2 Wi-Fi + Bluetooth 4.2; Intel Wireless-AC 9260 802.11ac 2x2 Wi-Fi + Bluetooth 5.0; or Realtek Wi-Fi 6 RTL8852AE 802.11ax 2x2 Wi-Fi + Bluetooth 5.1, M.2 card; or none
WWAN
No support

Power

Adapter
65 W adapter, 89% efficiency, autosensing; or no power supply

Ports

Front
1 × USB-C 3.2 Gen 2, 1 × USB 2.0, 1 × USB 3.2 Gen 2, 1 × headphone/microphone combo jack (3.5 mm)
Rear
1 × USB-C 3.2 Gen 2 (display function and power-in, 20 V and >45 W), 1 × USB 2.0, 1 × USB 3.2 Gen 2, 1 × DisplayPort, 1 × Ethernet (RJ-45)
Monitor cable
Optional USB-C-to-DP, USB-C-to-HDMI, USB-C-to-VGA, DP-to-VGA or DP-to-HDMI dongle; or none

Physical

Form factor
Nano (0.35L)
Dimensions (W×D×H)
179 × 88 × 22 mm (7.05 × 3.46 × 0.87 in)
Weight
Around 0.505 kg (1.11 lbs)
Packaging
490 × 125 × 255 mm (19.29 × 4.92 × 10.04 in), 0.83 kg (1.83 lbs)
Case colour
Iron grey (top cover), black (mid bezel), red (bottom cover)
Bays
No bays
Stand / mounting
No stand; optional VESA mount bracket kit (with or without adapter holder, 75/100 mm) or DIN rail mount bracket kit
Security
Discrete TPM 2.0, TCG certified; Kensington Security Slot, 3 × 7 mm; chassis intrusion switch; optional touch-style fingerprint reader on mouse (EOL Jan 2023), or none
Environment
Operating 5-35°C, 20-80% humidity, 0-3048 m altitude; storage -40 to 60°C, 10-90% humidity, 0-12192 m altitude
Certifications
ENERGY STAR 8.0, EPEAT Silver Registered, ErP Lot 3, REACH, RoHS compliant, TCO Certified 8.0, WEEE; TÜV Rheinland Ultra Low Noise; MIL-STD-810H military test passed

Management

Remote management
DASH 1.1 / 1.2
BIOS security
Administrator password, power-on password, hard disk password, boot sequence control, boot without keyboard/mouse, Smart USB protection (keyboard/mouse only, blocks storage), individual USB port disablement
Audio
High Definition (HD) Audio, Realtek ALC233 codec; single speaker, 1 W
Warranty
1-year courier or carry-in service, 1-year limited onsite service, 3-year limited onsite service, or no base warranty

Operating systems

Preloads
Windows 10 Pro 64, Windows 10 Home 64, Windows 10 Home 64 Single Language, Windows 10 IoT Enterprise LTSC 2019, Ubuntu Linux, or no preload operating system

Processors

  • AMD Ryzen 3 PRO 3300U
  • AMD Ryzen 5 PRO 3500U