Power Macintosh 6100 Specifications

This page contains detailed technical specifications for the Power Macintosh 6100 series.

Model Configurations

**Power Macintosh 6100 Model Configurations**
Model	Order Number	Processor	Bus Speed	L2 Cache	RAM	Hard Drive	CD-ROM	Price
6100/60	M2197LL/A	60 MHz	30 MHz	Optional 256k	8 MB	160 MB	None	$1,820
6100/60	M1878LL/A	60 MHz	30 MHz	Optional 256k	8 MB	160 MB	2X	$2,000
6100/60	M3078LL/A	60 MHz	30 MHz	Optional 256k	16 MB	250 MB	2X	$2,350
6100/66	M3631LL/A	66 MHz	33 MHz	256k	8 MB	350 MB	None	$1,750
6100/66	M3632LL/A	66 MHz	33 MHz	256k	8 MB	350 MB	2X	$1,950
6100/66 (PC)	M3972LL/A	66 MHz	33 MHz	256k	8 MB	500 MB	2X	$2,150

Model Number: M1596 | Gestalt ID: 75 (6100/60), 100 (6100/66)

Processor Specifications

**CPU Specifications**
Specification	6100/60	6100/66
Processor	PowerPC 601	PowerPC 601
Clock Speed	60 MHz	66 MHz
Architecture	32-bit RISC	32-bit RISC
Data Path	64-bit	64-bit
FPU	Integrated	Integrated
System Bus	30 MHz	33 MHz
L1 Cache	32 KB	32 KB
L2 Cache	Optional 256 KB	256 KB (standard)

Memory Specifications

**RAM Specifications**
Specification	Value
RAM Type	72-pin SIMM
Minimum Speed	80 ns
RAM Slots	2
Onboard RAM	8 MB
Standard RAM	8–16 MB (varies by model)
Maximum RAM	72 MB ^[1]
SIMM rule	Must be fitted as a pair of the same size and speed; non-composite SIMMs only^[1]

Apple's figure of 72 MB assumes the SIMM sizes on sale at the time. Larger non-composite 72-pin SIMMs are often reported to work, but Apple publishes no figure above 72 MB and no source has been found for a higher one, so none is given here.

ROM

**ROM Specifications**
Specification	Value
ROM Type	Macintosh ROM
ROM Size	4 MB

Video Specifications

**Video Specifications**
Specification	Value
Video Type	Built-in DRAM-based video on the logic board^[1]
Video RAM	None fitted. Apple lists VRAM as "None" for every non-AV 6100 and 6150; the frame buffer is taken from main DRAM^[1]
VRAM Upgradeable	No (the optional Power Macintosh AV Card carries its own 2 MB of VRAM)^[1]
Maximum Resolution (16-bit)	640×480
Maximum Resolution (8-bit)	832×624
Second Display	Supported with NuBus video card (requires adapter)

Supported Display Modes

Resolution	Color Depth
512×384	16-bit (thousands)
640×480	16-bit (thousands)
832×624	8-bit (256 colors)

Storage Specifications

**Storage Specifications**
Component	Specification
Hard Drive Interface	SCSI
Hard Drive Capacity	160, 250, 350, or 500 MB (varies by model)
Floppy Drive	1.44 MB 3.5" (manual eject)
CD-ROM	2X (optional or standard depending on model)

Audio Specifications

**Audio Specifications**
Specification	Value
Audio Output	16-bit stereo out^[1]
Audio Input	16-bit stereo in^[1]
Sample Rates	48, 44.1, 24 and 22.05 kHz^[1]
Line Level	1 V peak-to-peak in and out^[1]
Signal-to-Noise Ratio	82 dB, with no audible discrete tones^[1]
Bandwidth	20 Hz – 20 kHz (±2 dB) at a 44.1 kHz sample rate^[1]
THD+N	Less than 0.05%, measured 20 Hz – 20 kHz with a 1 V RMS sine input^[1]

Expansion and Ports

**Expansion Slots**
Slot Type	Quantity	Notes
601 PDS	1	Processor Direct Slot
NuBus	1 (via adapter)	Requires M1402LL/A PDS-to-NuBus adapter
Drive Bay	1	Front-facing 5.25" (if no CD-ROM installed)

**Ports**
Port	Quantity	Notes
Serial	2	RS-232/RS-422 LocalTalk/GeoPort ports on mini DIN-9 connectors, backward compatible with mini DIN-8^[1]
ADB	1	Apple Desktop Bus. Maximum draw 500 mA; maximum of three devices in total^[1]
SCSI	1	External DB-25 connector. Supports six external devices, or five when a CD-ROM drive is fitted^[1]
Video Out	1	HDI-45 DRAM-based video port. An HDI-45 to DB-15 adapter was supplied in the box^[1]
Audio In	1	Stereo 3.5mm jack
Audio Out	1	Stereo 3.5mm jack
Ethernet	1	AAUI-15

Physical Specifications

**Physical Dimensions**
Specification	Imperial	Metric
Height	3.4 inches	8.6 cm
Width	16.3 inches	41.4 cm
Depth	15.6 inches	39.6 cm
Weight	14.0 lbs	6.4 kg

Power Specifications

**Power Requirements**
Specification	Value
A/C line input voltage	100–240 VAC, RMS single phase, automatically configured^[1]
Input line frequency	50–60 Hz^[1]
Input power	132 W maximum continuous, 201 W peak (not including monitor power)^[1]
Power supply DC output	86 W continuous^[1]

Apple publishes no per-rail voltages, no rail tolerances and no power-supply adjustment procedure for this machine; the Service Source electrical specification stops at the four figures above.^[1] See Power Macintosh 6100 General Maintenance for what can usefully be measured instead.

Operating System Support

**Software Compatibility**
Specification	Value
Original OS	System 7.1.2
Maximum OS	Mac OS 9.1
Supported Range	System 7.1.2–7.5.1, 7.5.3–9.1
Note	Mac OS 7.5.2 not supported

Timeline

**Product Timeline**
Event	Date
6100/60 Introduction	March 14, 1994
6100/60 Discontinued	January 3, 1995
6100/66 Introduction	January 3, 1995
6100/66 Discontinued	October 14, 1995

DOS Compatible Card Specifications

**PC Compatibility Card (Optional)**
Specification	Value
Processor	Intel 486DX2
Clock Speed	66 MHz
Maximum RAM	32 MB (dedicated)
Interface	NuBus
Operating System	MS-DOS, Windows 3.1

References

↑ ^1.00 ^1.01 ^1.02 ^1.03 ^1.04 ^1.05 ^1.06 ^1.07 ^1.08 ^1.09 ^1.10 ^1.11 ^1.12 ^1.13 ^1.14 ^1.15 ^1.16 ^1.17 ^1.18 ^1.19 ^1.20 Apple Computer, Inc., Power Macintosh 6100/WS 6150 Service Source, Specifications chapter (Processor, Memory, I/O Interfaces, Electrical, Physical) and Additional Procedures → Battery Verification. Hosted on this wiki as File:Powermac 6100 series.pdf.

Related Pages

[ss6100-1] 1.00 ^1.01 ^1.02 ^1.03 ^1.04 ^1.05 ^1.06 ^1.07 ^1.08 ^1.09 ^1.10 ^1.11 ^1.12 ^1.13 ^1.14 ^1.15 ^1.16 ^1.17 ^1.18 ^1.19 ^1.20 Apple Computer, Inc., Power Macintosh 6100/WS 6150 Service Source, Specifications chapter (Processor, Memory, I/O Interfaces, Electrical, Physical) and Additional Procedures → Battery Verification. Hosted on this wiki as File:Powermac 6100 series.pdf.

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