Access Keys:
Skip to content (Access Key - 0)

How to determine your system specs in Mac OSX

This document details how to determine your Mac's processor speed, installed memory, and hard drive size.

1. Processor Speed and Installed Memory
2. Hard Drive Total Size and Available Space

1. Processor Speed and Installed Memory

Click on the Apple logo in the upper left hand corner of the screen, and then click the "About this Mac" menu option.
Apple Menu

The "About this Mac" info window will contain the processor speed (in GHz) and the processor series (G4, G5).  Additionally, it will list the amount of memory (or RAM) installed.  In this example, the computer has a 1GHz G4 processor, with 512 MB of memory.
About This Mac Window

2. Hard Drive Total Size and Available Space

Two button mouse - Right click on "Mac HD" icon on desktop.
Single button mouse - Hold down the "Control" key and click on "Mac HD" icon on desktop.
Click the "Get Info" option.
Get Info Option
The "Mac HD Info" window will list the capacity (or total size) of the drive, and the available (or free) space on the drive.

Related Articles
Page: Cannot see scrollbar in Grade Center on Mac OS (TLP Knowledge Base) Labels: issue, bblearn, scrollbar, scroll-bar, lion, mac, os-x, chrome, safari, browser, grade-center, mac_issue
Page: Clearing Web Browser Cache and Cookies (ITSS Knowledge Base) Labels: software, mac, windows, td-review
Page: Add Account to Outlook 2011 (ITSS Knowledge Base) Labels: outlook, mac, td-review
Page: Set up Mac Mail with Exchange (ITSS Knowledge Base) Labels: exchange, mac, mail, email, update, td-review
Page: Fixing Keychain Access Issues (ITSS Knowledge Base) Labels: mac, password, security, td-review
Page: Reset Keychain Password (ITSS Knowledge Base) Labels: mac, password, td-review
Page: Adobe Acrobat Pro (ITSS Knowledge Base) Labels: adobe, windows, mac, acrobat, td-review
Page: Updating Web browsers (ITSS Knowledge Base) Labels: java, windows, mac, td-review
Page: Eduroam on Mac OSX (ITSS Knowledge Base) Labels: eduroam, mac, wireless, networking, td-copied
Page: Java Security (ITSS Knowledge Base) Labels: security, featured, mac, windows, software, java, td-review
Page: Delete Java Cache in Windows XP and Mac OS X (ITSS Knowledge Base) Labels: windows-xp, mac, td-review
Page: How to Check Your Java Version (MAC) (ITSS Knowledge Base) Labels: mac, td-review
Page: Checking Your DNS Settings in Mac OS 10.5+ (ITSS Knowledge Base) Labels: mac, networking, td-review
Page: Configure Mac Mail for Off-Campus Access (ITSS Knowledge Base) Labels: email, mac, td-review
Page: Determining System Specs - Mac OSX (ITSS Knowledge Base) Labels: mac, td-review
Showing first 15 of 39 results

This page is maintained by IT Support Services at CSU, Chico. Please send any feedback, questions or corrections to

Contact ITSS

Students, Faculty and Staff Support
Walk-up: MLIB 142
Phone: 898-HELP(4357)
Service Desk Hours

Adaptavist Theme Builder (4.2.3) Powered by Atlassian Confluence 3.5.16, the Enterprise Wiki