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Apple Macintosh Classic II vs Apple Macintosh SE/30

Every spec side by side, from each maker's published figures.

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AppleMacintosh Classic IIAppleMacintosh SE/30
Overview
Released19911989
Performance
Processor68030 16 MHz (Macintosh Classic II)68030 16 MHz (Macintosh SE/30)
CPU cores11
Memory2 MB or 4 MB1 MB or 4 MB
Storage40 MB to 80 MB40 MB to 80 MB
CPU16 MHz 68030 with 16-bit data path, integrated PMMU and 0.5K L1 cache; no supplied FPU, L2 cache or second processorNominal 16 MHz 68030 with 32-bit data path, integrated PMMU and 68882 FPU; 0.5K L1 cache, no L2 or second processor. Original owner manual specifies 15.6672 MHz exact clock; nominal support-sheet rating retained
Memory type2 MB onboard, expandable to 10 MB using two paired 30-pin SIMMs, 100 ns minimum; 1, 2 or 4 MB modules. 512K ROMEight 30-pin SIMM slots in groups of four, 120 ns or faster; support sheet certifies 1–32 MB and 256K, 1 MB or 4 MB modules. Original manual describes 8 MB with then-current modules and future 128 MB expansion; limits depend on installed modules and software. 256K ROM
Storage typeApple Australia October 1991 brochure offers 2 MB RAM with 40 MB SCSI hard disk or 4 MB with 80 MB; 1.44 MB removable SuperDrive floppy in both. Original capacity units retainedFactory choices from original Apple technical procedures are 1 MB RAM with floppy only, 1 MB with 40 MB SCSI disk, or 4 MB with 80 MB SCSI disk; all have an FDHD high-density floppy drive. Original capacity units retained; floppy capacity is removable storage
Expansion slotsNo general-purpose expansion slot; original brochure describes internal maths-coprocessor connectorOne 120-pin 32-bit 030 Direct Slot; optional monitor connection requires a compatible video card
Display
Screen size9″9″
Resolution512 × 342512 × 342
PanelCRTCRT
Refresh rate–60.1 Hz
Display typeBuilt-in 9-inch monochrome CRT, 512 × 342 pixels; original Australia brochure corroborates explicit support-sheet correction to its generic 512 × 384 tableBuilt-in 9-inch one-bit monochrome CRT, 512 × 342 pixels. Maker's explicit note and owner manual correct generic support table's 512 × 384
Display features–Original owner manual specifies exact 60.1 Hz refresh
Connections
PortsHeadphone jackHeadphone jack
Back portsOne ADB, DB-19 external floppy, DB-25 SCSI, two serial ports, sound input and sound output; no built-in Ethernet or external video connectorTwo ADB ports, DB-19 external floppy, DB-25 SCSI, two RS-232/RS-422 serial ports and stereo mini-phone audio output; no built-in Ethernet or external video socket
Speakers–Apple Sound Chip supports four-voice wavetable synthesis and stereo sampling; mixed stereo through a monophonic internal speaker, stereo through external sound port
Keyboard and mouseKeyboard and built-in monitor included in Apple Australia configurationsChoice of Apple Keyboard or Apple Extended Keyboard; ADB mouse, as described in original owner manual
Design and power
TypeAll-in-oneAll-in-one
Operating systemmacOSmacOS
Size and weight detailMaker 16 lb; 13.2 in height × 9.7 in width × 11.2 in depth, retained in original unitsMaker 19.5 lb; 13.6 in height × 9.6 in width × 10.9 in depth, retained in original units
Power supplyMaximum 76 W, 120 V, 47–63 Hz and 0.63 A; 3.6 V lithium clock batteryMaximum 75 W, 120–240 V, 48–62 Hz, 0.63 A; 3.6 V lithium clock battery
In the boxOriginal system software 7.0.1. Maker introduction 21 October 1991 is not treated as exact first sale; earliest actual-sale month unresolved in bounded search, released year only. Performa 200 was a later retail packaging name, not a separately added configuration hereOriginal system software 6.0.3. Maker introduction 19 January 1989 is not treated as exact first sale; earliest actual-sale month unresolved in bounded search, released year only

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