What operating system comes pre-installed on the Lenovo ThinkCentre M73?

The Lenovo ThinkCentre M73 comes with Windows 7 Professional pre-installed.

What is the maximum memory supported by the Lenovo ThinkCentre M73?

The maximum memory supported by the Lenovo ThinkCentre M73 is 16 GB.

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Main image of Lenovo ThinkCentre M73 10B6001NUS Desktop Computer - Intel Core i3 i3-4150 3.50 GHz - Small Form Factor - Business Black

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Lenovo ThinkCentre M73 10B6001NUS Desktop Computer - Intel Core i3 i3-4150 3.50 GHz - Small Form Factor - Business Black

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Processor Model i3-4150 Processor Speed 3.50 GHz
Standard Memory 4 GB Memory Technology DDR3 SDRAM
Windows 7 Professional
No Screen
Graphics Controller Manufacturer Intel Graphics Controller Model HD Graphics 4400

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PREMIUM PERFORMANCE, SOLID RELIABILITY

Whether you run a small business or the IT department of a massive enterprise, you can have confidence in these desktop PCs' reliability, ease of use and productivity - not to mention their green appeal. Choose from multiple form factors, then let these tools of business do the rest.

Model
Brand	Lenovo
Series	ThinkCentre

Quick Info
Type	Business Desktops & Workstations
Form Factor	Slim/Small Form Factor
Color	Business Black
Ethernet	Gigabit Ethernet
Operating System	Windows 7 Professional

Motherboard
Chipset	Chipset Manufacturer Intel Chipset Model H81 Express

CPU
CPU Type	Intel Core i3
CPU Name	Processor Model i3-4150 Processor Speed 3.50 GHz

Graphics
GPU/VGA Type	Graphics Controller Manufacturer Intel Graphics Controller Model HD Graphics 4400
Graphics Card	HD Graphics 4400

Memory
Memory Capacity	Standard Memory 4 GB Memory Technology DDR3 SDRAM
Maximum Memory Supported	16 GB

Optical Drive
Optical Drive Type	DVD+R/RW

Display
Screen Size	No Screen

Communications
Bluetooth	No

Front Panel Ports
Card Reader	No

Dimensions & Weight
Weight	14.55 lb

Packaging
Package Contents	Package Contents: ThinkCentre M73 10B6001NUS Keyboard Mouse Windows 8.1 Pro License Media

Additional Information
First Listed on Newegg	September 22, 2025

Warranty & Returns

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Warranty

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Return for refund within: 30 days
Return for replacement within: 30 days
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