Lenovo 4479, 4495, 4497, 4499, 4504, 4513, 4517, 4524, 7021, Personal Computer User Manual


 
Chapter 1. Product overview
This chapter provides information about the computer features, specications, software programs provided
by Lenovo, and locations of connectors, components, parts on the system board, and internal drives.
Features
This section provides information about the computer features. The following information covers a variety of
models. For information about your specic model, use the Setup Utility program. See Chapter 7 “Using
the Setup Utility program” on page 75
.
Microprocessor
Your computer comes with one of the following microprocessors (internal cache size varies by model type):
Intel
®
Core™ i3 microprocessor
Intel Core i5 microprocessor
Intel Core i7 microprocessor
Memory
Your computer supports up to four double data rate 3 unbuffered dual inline memory modules (DDR3
UDIMMs).
Internal drives
Optical drive: DVD ROM or DVD recordable (optional)
Serial Advanced Technology Attachment (SATA) hard disk drive
Video subsystem
Integrated graphics for a Video Graphics Array (VGA) connector and a DisplayPort connector
Peripheral Component Interconnect (PCI) Express x16 graphics card slot on the system board for a
discrete graphics card
Audio subsystem
Integrated high-denition (HD) audio
Audio line-in connector, audio line-out connector, and microphone connector on the rear panel
Microphone connector and headphone connector on the front panel
Internal speaker (available on some models)
Connectivity
100/1000 Mbps integrated Ethernet controller
PCI Fax modem (some models)
System management features
Ability to store power-on self-test (POST) hardware test results
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