Lenovo ThinkCentre M90a Pro Gen 3
A 23.8" QHD business all-in-one spanning Celeron/Pentium through 12th Gen Intel Core i9, with an optional NVIDIA GeForce MX550 discrete GPU and a 2.5" HDD bay alongside M.2 SSD storage.
Memory
- Slots
- Two DDR5 SO-DIMM slots, dual-channel capable
- Max
- Up to 64 GB DDR5-4800
- Type
- DDR5-4800
Storage
- Support
- Up to three drives: 2x 2.5" HDD (each up to 2TB) + 1x M.2 SSD (up to 1TB); Lenovo ships up to 2 HDDs or 1 SSD + 1 HDD
- Type
- 2.5" SATA HDD (5.4K or 7.2K RPM, SATA 6Gb/s); M.2 2280 SSD (PCIe NVMe 3.0 x4, or PCIe 4.0 x4 Performance/Value), Opal 2.0 on SSDs
- RAID
- RAID 0/1 for HDDs, user-configurable (not preset by default)
- Bays
- 2x 2.5" disk bay (2nd HDD occupies the ODD bay, needs an optional ODD-to-HDD bracket kit), 1x slim ODD bay
- Optical
- Optional slim (9.0mm) DVD-ROM or DVD burner, SATA connector
Graphics
- Integrated
- Intel UHD Graphics 710 (Celeron/Pentium), 730 (i3/i5-12400), or 770 (i5-12500/12600, i7, i9), shared memory, 1x HDMI 2.1 TMDS + 1x DP 1.4, max 5120x2160@60Hz (DP), DirectX 12
- Discrete option
- NVIDIA GeForce MX550, 2GB GDDR6, same port/resolution limits
- Monitor support
- Up to 3 independent displays (native + 2 external) via DisplayPort and HDMI; can act as a standalone monitor via the HDMI in/out combo port
Expansion
- M.2 slots
- Two M.2 slots (1 WLAN + 1 SSD)
Networking
- Ethernet
- Gigabit Ethernet, Intel I219-LM, 1x RJ-45, Wake-on-LAN
- Wi-Fi/Bluetooth
- Optional M.2 card: MediaTek MT7921 Wi-Fi 6 + BT5.3; Realtek RTL8852AE Wi-Fi 6 + BT5.3; Intel AX201 Wi-Fi 6 + BT5.2; AMD RZ616 Wi-Fi 6E + BT5.1; Intel AX211 Wi-Fi 6E + BT5.3 (vPro)
Power
- Supply
- 180W fixed, 90% efficiency, or 230W fixed, 92% efficiency; 100-240V 50-60Hz
Ports
- Rear
- 1x USB-C (USB 3.2 Gen 2, data + 15W charging), 3x USB 3.2 Gen 1, 1x HDMI (in 1.4 / out 2.1 TMDS combo), 1x DisplayPort 1.4, 1x Ethernet (RJ-45); optional 1x serial
- Right
- 3x USB 3.2 Gen 2, 1x headphone/microphone combo (3.5mm); optional card reader (3-in-1 SD/SDHC/SDXC)
Display
- Panel
- 23.8" QHD (2560x1440) IPS, 300 nits, anti-glare, 16:9, 1000:1 contrast, 99% sRGB, 60Hz, non-touch, hardware low blue light, flicker free, Eyesafe
Physical
- Dimensions
- Depending on stand: 539.6 x 216.3 x 367-472 mm (UltraFlex V, vertical range); 539.6 x 217.3 x 374-504 mm (full-function stand, vertical range)
- Weight
- Around 8.235 kg (full-function stand) to 8.742 kg (UltraFlex V stand), with ODD and camera
- Case color
- Black
- Stand
- UltraFlex V stand (-5 to +70 tilt, up to 174mm lift) or full-function monitor stand (-5 to +20 tilt, 45 swivel, 90 pivot, 110mm lift); VESA 100mm mount supported
- Camera
- Optional 5.0MP IR+RGB hybrid or 5.0MP standard, ThinkShutter physical cover
- Audio
- Realtek ALC256-NL HD audio codec, stereo 3W x2 speakers with Dolby Atmos, dual-microphone array
- Security
- Discrete TPM 2.0 (TCG certified), Kensington Security Slot, optional chassis intrusion switch, optional fingerprint mouse (EOL Jan 2023)
- Other
- Optional Conference Call Base (3W x4 Harman speakers, 4-mic array with AI noise suppression, Teams button, USB-C); optional Smart Human Presence Detection; Supports Smart Power On
Management
- Platform
- Intel vPro Enterprise (select Wi-Fi 6E AX211 configurations) or non-vPro
- BIOS security
- Administrator/power-on/hard disk passwords, boot sequence control, boot without keyboard/mouse, individual USB port disablement, self-healing BIOS, Smart USB protection
Operating systems
- Supported
- Windows 11 Pro, Windows 11 Home, Windows 11 Home Single Language, Windows 11 downgrade to Windows 10 Pro 64, or no preload OS
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