Editing Macintosh Performa 466

{{Infobox computer
| name         = Macintosh Performa 466
| image        = [[File:Macintosh LC III.jpg]]
| caption      = Macintosh Performa 466
| manufacturer = Apple Computer, Inc.
| type         = Personal Computer
| release date = October 18, 1993
| discontinued = November 1, 1993
| price        = US$1,500
| cpu          = Motorola 68030 @ 33 MHz
| memory       = 4 MB RAM (expandable to 36 MB)
| storage      = 160 MB SCSI hard drive, 1.44 MB floppy
| display      = 512x384-832x624 (up to 16-bit)
| sound        = 8-bit mono
| dimensions   = 2.9" H x 12.2" W x 15.3" D
| weight       = 8.8 lbs (4 kg)
| os           = System 7.1P - 7.6.1
| predecessor  = [[Macintosh Performa 460|Performa 460]]
| successor    = [[Macintosh Performa 475|Performa 475]]
| codename     = 
| model        = M1254
}}
The '''Macintosh Performa 466''' is a consumer-oriented personal computer introduced by Apple Computer on October 18, 1993.<ref>{{cite web |url=https://everymac.com/systems/apple/mac_performa/specs/mac_performa_466.html |title=Macintosh Performa 466 Specs |publisher=EveryMac.com |access-date=2026-02-10}}</ref> It is a rebrand of the [[Macintosh LC III+|LC III+]] and is identical to the [[Macintosh Performa 460|Performa 460]], but shipped with a larger 160 MB hard drive.

The Performa 466 uses a Motorola 68030 processor running at 33 MHz with a 32-bit data path. It shipped with 4 MB of RAM (expandable to 36 MB using a single 72-pin SIMM), 512 KB of VRAM (expandable to 768 KB), and a 160 MB SCSI hard drive. An optional 68882 FPU could be installed.

== Specifications ==

<templatestyles src="Template:StyledTable/styles.css" />
{| class="wikitable styled-table" style="width:90%; text-align:center;"
! Component !! Specification
|-
| '''CPU''' || Motorola 68030 @ 33 MHz (32-bit data path)
|-
| '''FPU''' || Optional 68882
|-
| '''System Bus''' || 33 MHz
|-
| '''ROM''' || 1 MB
|-
| '''RAM''' || 4 MB onboard (expandable to 36 MB via 72-pin SIMM)
|-
| '''VRAM''' || 512 KB onboard (expandable to 768 KB)
|-
| '''Storage''' || 160 MB SCSI hard drive, 1.44 MB floppy
|-
| '''Expansion''' || 1x LC III PDS slot
|-
| '''Ports''' || ADB, SCSI, 2x Serial (Modem/Printer), Audio out
|-
| '''Display''' || Up to 832x624 @ 8-bit (512 KB), 832x624 @ 16-bit (768 KB)
|-
| '''Power''' || 100V-240V AC, 50 W max
|}

== Relationship to LC III+ ==

The Performa 466 is identical to the [[Macintosh LC III+|LC III+]] and [[Macintosh Performa 460|Performa 460]] internally. The only difference from the Performa 460 is the larger 160 MB hard drive.

== General Maintenance ==

For detailed maintenance procedures including cleaning, PRAM battery management, and connector maintenance, refer to the [[Macintosh LC III General Maintenance]] page.

== Troubleshooting ==

A troubleshooting guide addressing common issues is available on the [[Macintosh LC III Troubleshooting]] page.

== Capacitor Replacement Guide ==

Capacitor replacement information for the logic board can be found on the [[Macintosh LC III Capacitor Replacement Guide]] page.

== Service Documentation ==

The official Apple Service Source documentation for this model:

<pdf width="800" height="500">File:Performa_400_series.pdf</pdf>

== See Also ==

* [[Macintosh LC III+]]
* [[Macintosh Performa 460]]
* [[Macintosh Performa 467]]

== References ==
<references />

[[Category:Apple Vintage Computers]]
[[Category:Macintosh Performa]]