Lenovo

Lenovo Thinkcentre M90a 23.8" FHD All-in-One Desktop

4.5 (103 reviews)
FHD1920x1080i5-105002TB SSD1 TB HDD

The ThinkCentre M90a puts a 6-core Intel Core i5, 32GB RAM, and 1TB SSD plus 1TB HDD into a cable-free 23.8" FHD all-in-one built for business-grade productivity.

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Overview

The Lenovo ThinkCentre M90a is a business-class all-in-one desktop built around the Intel Core i5-10500 — a 6-core, 12-thread processor with a 3.10 GHz base and 4.50 GHz max turbo. For office productivity workloads, those 12 threads mean the processor handles simultaneous video conferencing, large spreadsheet calculations, browser-based applications, and background system tasks without the performance degradation of older 4-core configurations. The 32GB DDR4 RAM extends that multitasking headroom further, covering memory-intensive workflows like virtual machines, large Excel models, and multi-tab research sessions. Storage is split between a 1TB SSD — delivering the sub-15-second boot and near-instant application launch that define modern computing performance — and a 1TB HDD for archival business data that doesn't require flash-tier read/write speeds.

The 23.8" FHD IPS touchscreen delivers full 1920x1080 resolution with accurate color and wide viewing angles in a form factor that eliminates the standalone tower, separate monitor, and cable overhead of traditional desktop builds. Wi-Fi 6 and Bluetooth 5.1 handle wireless connectivity without interference, and the port array — USB-C 3.2, USB 3.2 Gen 2, DisplayPort, RJ-45 — covers the full range of business peripheral requirements. Windows 11 Pro ships activated with the enterprise licensing features that IT departments require: BitLocker, Remote Desktop, Group Policy, and Active Directory integration. For businesses standardizing on a clean, space-efficient workstation with adequate processing power for standard office workloads, the M90a delivers a coherent, deployable package.

Key Features

【Storage and RAM】 Benefit from enhanced multitasking capabilities with Upto 64GB of RAM, which provides higher bandwidth for seamless performance. Embrace the blazing-fast speeds of upto 2TB SSD storage, offering up to 15 times faster performance compared to traditional hard drives, and additional 1 TB HDD for large business file storage.

【Processor】Intel Core i5-10500 Processor (6 Cores, 12 Threads, 12MB Intel Smart Cache, Base at 3.10 GHz, Up to 4.50 GHz Max Turbo Frequency)

【Tech Specs】2 x USB 3.2 Gen 2, 1 x Headphone/Microphone Combo, 1 x RJ-45, 1 x USB-C 3.2 Gen 1, 4 x USB 3.2 Gen 1, 1 x DisplayPort, 1 x AC Power; Wi-Fi 6 and Bluetooth 5.1 Combo; Wired Keyboard & Mouse

【Display】The AIO display features a 23.8" size, Full HD resolution (1920x1080), LED IPS technology, and a 16:9 aspect ratio.

【Operating System and Accessory】 Embrace the modern Windows 11 Pro operating system, providing a seamless and user-friendly interface in English. The package also includes a ,standard US English keyboard, as well as a matching Mouse in Black. Elevate your computing experience with this comprehensive set of accessories.

Specifications

Display Size
23.8"
Display Resolution
1920x1080 (Full HD)
Display Technology
LED IPS
Display Aspect Ratio
16:9
Processor
Intel Core i5-10500
Processor Cores
6
Processor Threads
12
Processor Base Frequency
3.10 GHz
Processor Max Turbo Frequency
4.50 GHz
Processor Cache
12MB Intel Smart Cache
RAM Capacity (Max)
64GB
SSD Storage (Max)
2TB
HDD Storage (Additional)
1 TB
Operating System
Windows 11 Pro
USB Ports
2 x USB 3.2 Gen 2, 1 x USB-C 3.2 Gen 1, 4 x USB 3.2 Gen 1
Video Output
1 x DisplayPort
Audio Ports
1 x Headphone/Microphone Combo
Networking
Wi-Fi 6, Bluetooth 5.1, RJ-45

Frequently Asked Questions

The M90a platform supports up to 64GB of RAM. The unit ships with 32GB, leaving headroom for expansion — but RAM access on all-in-one units requires chassis disassembly, which is significantly more involved than a standard tower upgrade. Plan any memory expansion before deployment if possible.
The SSD handles the OS, applications, and active project files — delivering boot times under 15 seconds and near-instant application launch. The 1TB HDD provides cost-effective bulk storage for archives, large media, and business data that doesn't require rapid access. Keep active work on the SSD; use the HDD as a filing cabinet.
Yes — the display is a full-touch IPS FHD panel. A DisplayPort output on the rear allows connection of an external monitor, enabling dual-display workflows for users who need expanded screen real estate for multi-application business use.
Wi-Fi 6 (802.11ax) handles more simultaneous wireless client connections with less throughput degradation in dense network environments — offices, conference rooms, and shared floors where many devices compete for bandwidth simultaneously. For a single workstation the benefit is more consistent speeds when surrounding Wi-Fi traffic is heavy.
The M90a ships with Windows 11 Pro — the business-grade license that includes BitLocker encryption, Remote Desktop, Group Policy management, and Active Directory domain join. These features are absent from Windows 11 Home and are requirements for most IT-managed business deployments.