Desktops: Mac LC 575 / Mac Performa 575-578

History

Just as the 'pizza box' LC machines had stuck to a winning formula, so too did the 500 series, and 1994 saw the release of the third all-in-one LC machine. Would be a case of deja vu all over again?

Unlike the switch from the 520 to the 550, the 575 did actually boast some changes, and not all of them internal. The system normally came with a CR-ROM drive and 5Mb RAM but a version available only to the educational market allowed the machine to be supplied without the drive and have the RAM reduced to 4Mb. Externally that was as good as it got as once again Apple re-used the same case design.

Internally things were a little better, although 'recycling' was still the word of the day. Just as the LC 550 had 'recycled' the motherboard from the Mac Colour Classic II, the LC 575 'borrowed' the motherboard from the Quadra 605. This gave the machine a speed increase due to the 68LC040 processor running at 33MHz and allowed it to run OS 8 - whether this was a good thing or not though was open to debate. The memory ceiling also went up and users could increase their system memory up to 68Mb.

Another solid performer, the LC 575 was also, sadly, another instantly forgetable machine - it did what it had to do but it wasn't ever going to set the world alight.


Specifications


Machine Macintosh LC 575 / Macintosh Performa 575-578
Introduced 03/11/1994 (LC 575), 01/02/1994 (Performa 575-578)
Retired 02/03/1996 (LC 575), 04/1995 (Performa 575-578)
Cost $1700
System 7.1 (with System Enabler 065)-8.1
Code Name(s) Optimus
CPU/Speed Motorola 68LC040 @ 33MHz
Addressing 32 bit
RAM Min/Max 4Mb/68Mb (80ns - 1x72 pin SIMM slot)
ROM (Size) 1Mb
Floppy Drive 1xSuperDrive
Hard Drive 160Mb/320Mb
Drive Bay(s) 1x3.5" Half-height, 1x5.25" Half-height
Network LocalTalk
Audio 8 bit 22khz stereo, mono mic
Video 512kb
Resolution(s) 640x480
Ports 2xSerial, SCSI (25 pin), 1xADB, Audio (out), Audio (in)
Expansion Slot 1xLC PDS
Dimensions 17.9" x 13.5" x 16.5"
Weight 40.5 lb

Links


LowEndMac.com - Looking for Apple info? Always start here


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Site Last Updated: 11/04/2009 11:26:21