System 7.5: Hard Drive and RAM Footprint

This article provides the memory and hard drive space usage for the following install configurations of System 7.5.
  • 7.5 Easy Install
  • 7.5 Minimum Install for this Macintosh
  • 7.5 Easy Install + QuickDraw GX
  • 7.5 Easy Install + PowerTalk
  • 7.5 Easy Install + QuickDraw GX + PowerTalk
.
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7.5 Min.
7.5
7.5+PT
7.5+GX
7.5+PT+GX
Model
Total
Mem.
HD
RAM
HD
RAM
HD
RAM
HD
RAM
HD
RAM
IIcx
8
2.5
1,362
13.8
2,007
16.6
2,576
17.9
3,695
21.0
4,192
IIci
8
2.4
1,615
13.5
2,241
16.6
2,815
17.9
3,877
21.0
4,445
IIx
8
2.5
1,365
13.5
1,984
16.6
2,564
17.9
3,659
21.0
4,192
IIfx
8
2.4
1,266
13.5
1,918
16.6
2,473
17.9
3,585
21.0
4,097
IIsi
9
2.4
1,631
13.5
2,254
16.6
2,832
17.9
3,921
21.0
4,449
LC575
8
2.4
1,354
13.6
2,085
16.7
2,638
18.0
3,715
21.0
4,280
MacTV
8
2.4
1,373
13.5
2,049
16.6
2,626
17.9
3,702
21.0
4,278
8100/80AV
16
1.9
1,971
14.8
2,872
18.0
3,356
20.7
5,110
23.8
5,814
7100/66AV
16
2.0
1,947
14.8
2,728
18.0
3,382
20.7
5,146
23.9
5,801
6100/60AV
16
2.0
1,949
14.8
2,705
17.9
3,472
20.7
5,131
23.9
5,717
Legend
Total Mem.RAM configuration in megabytes
HDSpace used, in megabytes
RAMTotal Memory minus Largest Unused Block, in kilobytes
7.5 MinMinimal System Software 7.5 installed for this Macintosh
7.5Easy Install of System Software 7.5 for this Macintosh
GXEasy Install of QuickDraw GX 1.0.1 for this Macintosh
PTPowerTalk 1.1
Disk CacheSet to 32K
No. of colorsSet to 256, if available
32-bit AddressingOn, if available
AppleTalkActive
Additional NotesNo additional cards installed.
No SCSI devices attached.
Built-in video used, if available.
Published Date: Feb 19, 2012