Tech Spec Spec it right!

Lenovo ThinkCentre M75s Gen 5

Small-form-factor AMD business desktop on the PRO665 chipset with Ryzen 3/5/7 8000G-series APUs, up to 64 GB DDR5, two M.2 SSD slots plus a 3.5" bay, and optional RX 6400 discrete graphics.

Memory

Slots
Two DDR5 UDIMM slots, dual-channel capable
Type
DDR5-5200 (installed DDR5-5600, may run as DDR5-5200 depending on processor support)
Max
Up to 64 GB, based on Lenovo's tested memory

Storage

Support
Up to three drives: 1 x 3.5" HDD + 2 x M.2 SSD
3.5" HDD
SATA 6 Gb/s, 7.2K rpm, up to 2 TB
M.2
M.2 2280 PCIe NVMe, PCIe 4.0 x4, Opal 2.0 optional, up to 2 TB each
RAID
RAID 0/1 support for M.2 SSDs (RAID preset only via special bid models)
Optical
Optional slim (9.0 mm) DVD burner (DVD±RW), SATA connector, or none
Card reader
Optional 3-in-1 card reader (SD, SDHC, SDXC) or none

Graphics

Integrated
AMD Radeon 740M, 760M or 780M (by processor), shared memory
Discrete
AMD Radeon RX 6400, 4 GB or 8 GB GDDR6
Outputs (onboard)
2 x DisplayPort 1.4a (HBR2, DSC), 1 x HDMI 2.1 TMDS
Outputs (RX 6400)
1 x HDMI 2.1 FRL, 1 x DisplayPort 1.4a
Max resolution (onboard)
4096x2160 @ 60 Hz (HDMI and DP)
Max resolution (RX 6400)
7680x4320 @ 60 Hz (HDMI and DP)
Monitors
Up to 3 independent displays via onboard ports; more via discrete graphics

Expansion

Slot 1
One PCIe 3.0 x16, low-profile, length <= 155 mm, height <= 70 mm
Slot 2
One PCIe 3.0 x1, low-profile, length <= 155 mm, height <= 70 mm
M.2
Three M.2 slots (one for WLAN, two for SSD, M.2 PCIe 4.0 x4)

Networking

Onboard Ethernet
Gigabit Ethernet, Realtek RTL8111FP, 1 x RJ-45, DASH and Wake-on-LAN
Optional Ethernet
2.5 Gigabit Ethernet, Realtek RTL8125BGS, 1 x RJ-45, PCIe x1
WLAN + Bluetooth
Optional Realtek Wi-Fi 6 RTL8852BE (802.11ax, dual band 2x2, BT 5.3) or AMD Wi-Fi 6E RZ616 (802.11ax 2x2, BT 5.3), M.2 card

Power

Power supply
180 W fixed (85%), 258 W fixed (90%), 260 W hybrid (90%, assembled product max 258 W), or 310 W fixed (92%), 100-240 V, 50-60 Hz

Ports

Front
1 x USB-C (USB 5Gbps), 15 W charging; 4 x USB-A (USB 5Gbps); 1 x headphone/microphone combo jack (3.5 mm); 1 x microphone (3.5 mm); optional card reader
Rear
4 x USB-A (Hi-Speed USB / USB 2.0); 1 x HDMI 2.1 TMDS; 2 x DisplayPort 1.4a (HBR2, DSC); 1 x Ethernet RJ-45; 1 x line-out (3.5 mm)
Rear optional (expansion cards)
1 x USB-C (USB 20Gbps) via PCIe x4 card; 2 x USB-C (USB 10Gbps) via PCIe x4 card; 2 x USB-A (Hi-Speed USB) via 2-port adapter; 2 x USB-A (USB 5Gbps) via 2-port USB expansion card, PCIe x1; 1 x 2.5GbE RJ-45 via additional PCIe adapter; 1 x parallel; 1 x serial

Physical

Form factor
SFF, 8.2 L
Dimensions (W x D x H)
92.5 x 297.7 x 339.5 mm (3.6 x 11.7 x 13.4 in), varies by configuration
Packaging dimensions
195 x 395 x 530 mm (7.68 x 15.55 x 20.87 in)
Weight
Around 4.6 kg (10.1 lb)
Packaging weight
Around 7.5 kg (16.5 lb)
Case colour
Black
Bays
1 x 3.5" disk bay, 1 x slim ODD bay
Security
Discrete TPM 2.0 (TCG, FIPS 140-2 certified); Kensington Security Slot 3x7 mm; padlock loop; optional E-lock, Smart Cable Clip; optional chassis intrusion switch; Pluton security processor
Accessories
Vertical stand optional; optional dust filter; Smart Power On support
Audio
High Definition Audio, Realtek ALC623-CG codec; single 1 W speaker optional
Rugged
MIL-STD-810H tests passed
Environment
Operating 5-35 C, 20-80% humidity, up to 3048 m

Management

Remote
DASH 1.1 / 1.2 or Non-DASH
BIOS security
Absolute persistence module; administrator, power-on and hard disk passwords; boot sequence control; boot without keyboard and mouse; configuration change detection; certificate-based BIOS authentication; cover tamper detection (chassis intrusion models); individual USB port disablement; Smart USB protection; self-healing BIOS (special bid); secure boot; secure wipe

Operating systems

Preloads
Windows 11 Pro, Windows 11 Home (and Single Language), Windows 11 IoT Enterprise LTSC 2024, Windows 11 with Windows 10 Pro 64 downgrade, Ubuntu Linux, no preload OS

Processors

  • AMD Ryzen 3 8300G
  • AMD Ryzen 3 PRO 8300G
  • AMD Ryzen 5 8500G
  • AMD Ryzen 5 8505G
  • AMD Ryzen 5 8600G
  • AMD Ryzen 5 PRO 8500G
  • AMD Ryzen 5 PRO 8600G
  • AMD Ryzen 7 8700G
  • AMD Ryzen 7 8705G
  • AMD Ryzen 7 PRO 8700G