Lenovo ThinkCentre M90a Gen 3
23.8-inch business all-in-one on the Intel Q670 chipset with 12th-gen Intel Core (hybrid P-core/E-core on i7/i9), up to 64 GB DDR4-3200 SO-DIMM, an optional discrete NVIDIA GeForce MX550, a combo HDMI in/out port that lets it double as a standalone monitor, and optional Conference Call Base and radar-based presence detection.
Memory
- Slots
- Two DDR4 SO-DIMM slots, dual-channel capable
- Type
- 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 2280 PCIe 3.0 x4 NVMe (Opal 2.0), PCIe 4.0 x4 Performance NVMe (Opal 2.0), or PCIe 4.0 x4 Value NVMe (Opal 2.0) 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 (SD, SDHC, SDXC)
Graphics
- Integrated
- Intel UHD Graphics 710, 730 or 770 (by processor)
- Discrete
- Optional NVIDIA GeForce MX550, 2 GB GDDR6
- Outputs
- 1 × HDMI 2.1 TMDS, 1 × DisplayPort 1.4
- Max resolution
- 4096×2160 @ 60 Hz (HDMI), 5120×2160 @ 60 Hz (DP)
- Monitors
- Up to 3 independent displays: native panel + 2 external via DisplayPort and HDMI; works as a standalone monitor via the HDMI 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 MediaTek Wi-Fi 6 MT7921 (2×2 + BT5.3), Realtek Wi-Fi 6 RTL8852AE (dual-band 2×2 + BT5.3), Intel Wi-Fi 6 AX201 (2×2 + BT5.2), AMD Wi-Fi 6E RZ616 (2×2 + BT5.1), or Intel Wi-Fi 6E AX211 (2×2 + BT5.3, vPro), M.2 card
Power
- Supply
- 180 W (90% efficient) or 230 W (92% efficient) internal fixed power supply, 100–240 V, 50–60 Hz
Ports
- Rear
- 1 × USB-C 3.2 Gen 2 (data + 15 W charging), 3 × USB 3.2 Gen 1, 1 × HDMI (in 1.4 / out 2.1 TMDS combo), 1 × DisplayPort 1.4, 1 × Ethernet (RJ-45)
- Rear optional
- 1 × serial
- Right
- 3 × 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, 14 ms response
- Touch
- Optional 10-point Advanced In-cell Touch (AIT), or non-touch
- Features
- Borderless design, low blue light, flicker-free
Physical
- Form factor
- AIO, 23.8"
- Dimensions (W×D×H)
- UltraFlex V stand, with camera: 539.6 × 216.32 × 387.63–472 mm; without camera: 539.6 × 216.32 × 367.13–451.5 mm; full function monitor stand, with camera: 539.6 × 217.31 × 394.65–503.66 mm; without camera: 539.6 × 217.31 × 374.15–483.16 mm
- Weight
- With UltraFlex V stand, ODD and camera: ~8.742 kg; with full function monitor stand, ODD and camera: ~8.235 kg (PSREF)
- Colour
- Black
- Bays
- 2 × 2.5" disk bay (2nd occupies ODD bay), 1 × slim ODD bay
- Stand
- UltraFlex V stand (-5° to +70° tilt, up to ~174 mm lift flat / 84 mm vertical) or full function monitor stand (-5° to +20° tilt, 45° swivel, 90° pivot, up to 110 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 ALC256-NL 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 and ±20° view-angle adjustment
- Buttons
- Microphone mute, monitor/PC mode switch, power
- Accessories
- Optional Conference Call Base (3 W × 4 Harman speakers, 4-mic array with AI noise suppression, dedicated Teams button, USB-C connector); optional radar-based Smart Human Presence Detection
Management
- Remote
- Intel vPro Enterprise 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 2028-10-29 (PSREF)
Operating systems
- Preloads
- Windows 11 Pro, Windows 11 Home (+ Single Language), Windows 11 DG Windows 10 Pro 64, no preload operating system
Processors
- Intel Celeron G6900
- Intel Pentium Gold G7400
- Intel Core i3-12100
- Intel Core i3-12300
- Intel Core i5-12400
- Intel Core i5-12500
- Intel Core i5-12600
- Intel Core i7-12700
- Intel Core i9-12900