Chapter 1. Product Overview; Features - Lenovo ThinkCentre 2121 User Manual

Chapter 1. Product overview

This chapter provides information about the computer features, specifications, software programs provided
by Lenovo, and locations of connectors, components, parts on the system board, and internal drives.

Features

This section introduces the computer features. The information covers a variety of models.
To view the information about your specific model, do one of the following:
• Go into the Setup Utility program by following the instructions in Chapter 7 "Using the Setup Utility
program" on page 85. Then, select Main ➙ System Summary to view the information.
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• On the Microsoft Windows
to view the information.
• On the Windows 8 operating system, move your cursor to the top-right or bottom-right corner of the
screen to display the charms. Then click Settings ➙ PC info to view the information.
Microprocessor
Your computer comes with one of the following microprocessors (internal cache size varies by model type):
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• Intel Core™ i3 microprocessor
• Intel Core i5 microprocessor
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• Intel Celeron microprocessor
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• Intel Pentium microprocessor
Memory
Your computer supports up to two double data rate 3 small outline dual inline memory modules (DDR3
SODIMMs).
Drives
• External optical drive: DVD-ROM or DVD-R (optional)
• Serial Advanced Technology Attachment (SATA) hard disk drive
• Solid-state drive (optional)
Video subsystem
• Integrated graphics for a Video Graphics Array (VGA) connector and a DisplayPort connector
Audio subsystem
• Integrated high-definition (HD) audio
• Microphone connector and headphone connector on the front panel
• Internal speaker
Connectivity
• 100/1000 Mbps integrated Ethernet controller
• WiFi card module (optional)
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7 operation system, click Start, right-click Computer, and select Properties
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