Performa 550, 575, 577, 578, & Mac LC 575 Differences

The following table shows the differences between the Performa 550, 575, 577, 578 and Macintosh LC 575.

	550	575	577	578	LC 575
Processor	68030	68LC040	68LC040	68LC040	68LC040
Clock Speed	33MHz	33MHz	33MHz	33MHz	33MHz
FPU Socket	Yes	No	No	No	No
Std. RAM	5 MB	5 MB	5 MB	8 MB	5 MB
Max. RAM	36 MB	36 MB	36 MB	36 MB	36 MB
Std. Hard Drive	160 MB	250 MB	320 MB	320 MB	160 MB or 320MB
Display*	14-in	14-in	14-in	14-in	14-in
Std. VRAM	512K	1 MB	1 MB	1 MB	512K
Max. VRAM	1 MB	1 MB	1 MB	1 MB	1 MB
Slots	1 PDS	2 PDS/COM	2 PDS/COM	2 PDS/COMM	2 PDS/COMM
Modem^	Included	Included	Included	Included	N/A
Min. SystemSoftware	7.1P5	7.1P6	7.1P6	7.1P6	7.1
BundledSoftware~	Yes	Yes	Yes	Yes	No
Market	Home	Home	Home	Home	Education

Key

* - All models have a built-in .26 mm Trinitron display.

^ - Each computer with included modem has a Global Village Teleport Bronze for Performa fax/data modem (2400 bps data/9600 bps fax).

~ - Each computer with bundled software has a set of application, communication, and utility software. This software varies between models.