Lenovo ThinkCentre M90a Gen 2
23.8-inch business all-in-one on the Intel Q570 chipset, moving to 10th/11th-gen Intel Core with SO-DIMM memory, up to 64 GB DDR4-3200, an optional discrete AMD Radeon 630 GPU, an optional HDMI output alongside DisplayPort, and the same UltraFlex IV / full-function stand choices as the first M90a.
Memory
- Slots
- Two DDR4 SO-DIMM slots, dual-channel capable
- Type
- DDR4-2666 or DDR4-3200
- Max
- 64 GB DDR4-3200, based on Lenovo's tested memory
Storage
- Support
- Up to three drives: 2 × 2.5" HDD + 1 × M.2 SSD; 2.5" HDD up to 2 TB each, M.2 SSD up to 1 TB; Lenovo ships up to 2 HDDs or 1 SSD + 1 HDD
- Bays
- 2 × 2.5" SATA 6 Gb/s bays (5.4K/7.2K rpm HDD; 2nd bay occupies the ODD position)
- M.2
- M.2 2242 PCIe 3.0 x2/x4 SSD, M.2 2280 PCIe 3.0 x4 (Opal) or PCIe 4.0 x4 (Opal) NVMe SSD
- RAID
- RAID 0/1 support for HDDs
- Optical
- Slim 9.0 mm DVD-ROM or DVD±RW, or none
- Card reader
- Optional 3-in-1 card reader
Graphics
- Integrated
- Intel UHD Graphics 610, 630, 730 or 750 (by processor)
- Discrete
- Optional AMD Radeon 630, 2 GB GDDR5
- Outputs
- 1 × DisplayPort 1.4b, 1 optional HDMI 2.1
- Max resolution
- 4096×2304 @ 60 Hz (DP), 4096×2160 @ 60 Hz (HDMI)
- Monitors
- Up to 3 displays via native panel + 2 external (DisplayPort and optional HDMI); works as a standalone monitor via the DP in/out combo port
Expansion
- M.2
- Two M.2 slots: one for WLAN, one for the SSD
Networking
- Onboard
- Gigabit Ethernet, Intel Ethernet Connection I219-LM, 1 × RJ-45, Wake-on-LAN
- WLAN
- Optional Realtek RTL8822CE (Wi-Fi 5 2×2 + BT5.0), Intel Wireless-AC 9560 (Wi-Fi 5 2×2 + BT5.1, plain or vPro), or Intel Wi-Fi 6 AX201 (2×2 + BT5.1, plain or vPro), M.2 card
Power
- Adapter
- 150 W or 170 W external adapter, 89% efficiency, autosensing
Ports
- Rear
- 4 × USB 3.2 Gen 1, 1 × DisplayPort, 1 × Ethernet (RJ-45)
- Rear optional
- 1 × HDMI or 1 × serial
- Right
- 1 × USB-C 3.2 Gen 2 (data + 5V/3A charging), 2 × USB 3.2 Gen 2, 1 × headphone / microphone combo jack (3.5 mm)
- Right optional
- 1 × card reader
Display
- Panel
- 23.8" FHD (1920×1080) IPS, anti-glare, 72% NTSC, 1000:1 contrast, 16:9, ±89° viewing angles; 250 nits standard or 350 nits with PrivacyGuard
- Touch
- Optional 10-point Advanced In-cell Touch (AIT), or non-touch
- Features
- Borderless design, low blue light; optional PrivacyGuard privacy filter
Physical
- Form factor
- AIO, 23.8"
- Dimensions (W×D×H)
- UltraFlex IV stand: 541 × 312.8 × 227.4 mm flat, up to 541 × 232.7 × 467.7 mm vertical; full function monitor stand: 541 × 200 × 414.2–494.2 mm; without stand: 541 × 46–61.3 × 340.5 mm
- Weight
- Without stand: 5.25–6.45 kg; with full function stand: 7.51–8.39 kg; with UltraFlex IV stand: 8.26–8.58 kg (by ODD/PrivacyGuard, PSREF)
- Colour
- Black
- Bays
- 2 × 2.5" disk bay (2nd occupies ODD bay), 1 × slim ODD bay
- Stand
- UltraFlex IV stand (-5° to +70° tilt, up to 164 mm lift flat / 115 mm vertical) or full function monitor stand (-5° to +30° tilt, up to 80 mm lift), or no stand
- Mounting
- Supports VESA mount 100 mm
- Security
- Discrete TPM 2.0 (TCG certified); Kensington Security Slot, 3 × 7 mm; optional chassis intrusion switch
- Audio
- High Definition Audio, Realtek ALC233 codec; stereo speakers 3 W × 2 with Dolby Atmos; dual-microphone array
- Camera
- Optional 5.0 MP IR + RGB hybrid (Windows Hello) or 5.0 MP only, both with ThinkShutter physical shutter
- Buttons
- Microphone mute, power, and PrivacyGuard on/off (PrivacyGuard models)
Management
- Remote
- Intel vPro or Non-vPro
- BIOS security
- Administrator, power-on and hard disk passwords; boot sequence control; boot without keyboard/mouse; self-healing BIOS; Smart USB protection; individual USB port disable
- Status
- End of support 2027-12-20 (PSREF)
Operating systems
- Preloads
- Windows 11 Pro, Windows 11 Home (+ Single Language), Windows 11 DG Windows 10 Pro 64, Windows 10 Pro 64, Windows 10 Home 64 (+ Single Language), Windows 10 IoT Enterprise, Ubuntu Linux, no preload operating system
Processors
- Intel Celeron G5905
- Intel Celeron G5925
- Intel Pentium Gold G6405
- Intel Pentium Gold G6505
- Intel Pentium Gold G6605
- Intel Core i3-10105
- Intel Core i3-10305
- Intel Core i3-10325
- Intel Core i5-11400
- Intel Core i5-11500
- Intel Core i5-11600
- Intel Core i7-11700
- Intel Core i9-11900