Macintosh Performa 578 - Technical Specifications

Logic Board

Ports

Power

Processor:

68LC040, 66

PMMU:

integrated

FPU:

none

Data Path:

32, 33

L1 Cache:

8K

L2 Cache:

none

2nd Processor:

none

Slots:

1 LC PDS, comm. slot

USB:

ADB:

1

Video:

none

Floppy:

none

SCSI:

DB-25

Geoports:

Ethernet:

none

FireWire:

Mic Type:

PlainTalk

AirPort Ready:

Other Ports:

Printer

Modem

Speaker

,Headphone

,

Max Watts:

40

Amps:

.5

BTU per Hr:

136.8

Voltage:

90-264

Freq Range:

47-63 Hz

Battery Type:

4.5V alkaline

Soft Power:

yes

Memory

Video Memory

Logic Board:

4 MB

RAM Slots:

1, 72-pin SIMM

Min - Max RAM:

8 MB - 36 MB

Min RAM Speed:

80

RAM Sizes:

1, 2, 4, 8, 16, 32 MB

Install in Groups of:

1

Resolution

Video Memory

512K VRAM

(2x256K

)

Video Memory

1MB VRAM

(2x512K)

512 x 384

n/a-bit

n/a-bit

640 x 400

n/a-bit

n/a-bit

640 x 480

8-bit

16-bit

800 x 600

n/a-bit

n/a-bit

832 x 624

n/a-bit

n/a-bit

1024 x 768

n/a-bit

n/a-bit

1152 x 870

n/a-bit

n/a-bit

1280 x 1024

n/a-bit

n/a-bit

Physical

Software

Storage

Introduced:

2/1/1994

Discontinued:

n/a

Form Factor:

LC 520

Gestalt ID:

92

Weight (lbs):

40.5

Dimensions (in):

17.9 H x 13.5 W x 16.5 D

Addressing Modes:

24-, 32-bit

Orig SSW:

7.1P6

Orig Enabler:

System Enabler 364

ROM ID:

$067C

ROM Ver:

n/a

ROM Size:

1MB

AppleTalk Ver:

57.0.4

Mac OS

Supported:

7.1P6

7.5

7.5.1

7.5.3

7.5.5

7.6

7.6.1

8.0

Floppy Size:

1.44MB

Floppy Inject:

manual

Min. Int HD Size:

320MB

Int HD Interface:

SCSI

Orig CD Speed

2x

Int CD Support:

yes