The short-lived Apple Macintosh Centris 650 features a 25 MHz 68LC040 or 68040 processor, 4 MB or 8 MB of RAM, an 80 MB, 230 MB, or 500 MB hard drive, and an optional 2X CD-ROM drive in the same high-profile desktop case introduced by the Macintosh IIvi and IIvx.

• Tech Specs
• Ports

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Introduction Date:

February 10, 1993

Discontinued Date:

October 21, 1993

Details:

The "Introduction Date" refers to the date a model was introduced via press release. The "Discontinued Date" refers to the date a model either was replaced by a subsequent system or production otherwise ended. Also see: All Macs introduced in 1993.

Processor Speed:

25 MHz*

Processor Type:

68040**

Details:

*The Macintosh Centris 650 has a 32-bit processor and a 32-bit data path. Sometimes this model is designated as having a 50 MHz processor, since the clock input runs at 50 MHz. However, the processor itself is not "clock doubled," so technically it only is a 25 MHz processor. **The entry-level M1207LL/A configuration has an 68LC040 processor sans integrated FPU.

Processor Upgrade:

Third-Party*

FPU:

Integrated**

Details:

*A variety of third-party processor upgrades and accelerators were available. **The entry-level M1207LL/A configuration has an 68LC040 processor, which does not have an integrated FPU.

System Bus Speed:

25 MHz

Cache Bus Speed:

N/A

Details:

N/A

ROM Type:

Macintosh ROM

ROM Size:

1 MB

Details:

N/A

L1 Cache:

8k

L2 Cache:

N/A

Details:

N/A

RAM Type:

72-pin SIMM

Min. RAM Speed:

80 ns

Details:

N/A

Standard RAM:

4 MB, 8 MB

Maximum RAM:

132, 136 MB*

Details:

*Models that originally shipped with 4 MB of RAM can be upgraded to 132 MB. Some models that originally shipped with 8 MB of RAM can be upgraded to 136 MB. Also see: Actual Max RAM of All G3 & Later Macs.

Motherboard RAM:

4 MB, 8 MB*

RAM Slots:

4*

Details:

*Some models have 4 MB of RAM and others have 8 MB of RAM, both soldered onboard. Installed RAM can be interleaved to improve performance.

Video Card:

Dedicated*

VRAM Type:

VRAM SIMM*

Details:

*This model has slots for two 80 ns VRAM SIMMs.

Standard VRAM:

512k, 1 MB*

Maximum VRAM:

1 MB*

Details:

*512k of VRAM is installed as two 256k VRAM SIMMs and 1 MB of VRAM is installed as 512k SIMMs.

Display Support:

Single Display*

Resolution Support:

512x384-1152x870*

Details:

*By default, the Macintosh Centris 650 only supports a single display, but a second one can be supported with the addition of a NuBus video card. With 512k of VRAM, the system is capable of supporting 512x384 at 16-bit color, 640x480, 800x600 and 832x624 at 8-bit color, and 1024x768 and 1152x870 at 4-bit color. With 1 MB of VRAM installed, it can support 640x480, 800x600 and 832x624 at 16-bit color and 1024x768 and 1152x870 at 8-bit color.

2nd Display Support:

Single Display*

2nd Max. Resolution:

Variable*

Details:

*This model can support a second display with the addition of a video card. By default, it only supports a single display.

Standard Hard Drive:

80 MB, 230 MB*

Int. HD Interface:

SCSI

Details:

*By default, this model is configured with an 80 MB or 230 MB internal SCSI hard drive.

Standard Optical:

2X CD-ROM (Optional*)

Standard Disk:

1.44 MB (Auto)

Details:

*Standard on M1279LL/A configuration.

Standard Modem:

None

Standard Ethernet:

AAUI-15 (Optional)

Details:

N/A

Expansion Slots:

1 040 PDS, 3 NuBus

Expansion Bays:

None*

Details:

*If the CD-ROM drive is not installed, an external 5.25" bay is available.

Case Type:

Desktop

Form Factor:

Macintosh IIvx

Details:

N/A

Apple Order No:

M1207LL/A*

Apple Subfamily:

Macintosh Centris 650

Details:

*M1207LL/A refers to the configuration with a 68LC040 processor, 4 MB of RAM, 512k of VRAM and an 80 MB hard drive. Configured with a 68040 processor, 8 MB of RAM, 512k of VRAM, a 230 MB hard drive and Ethernet is order number M1337LL/A. Configured with a 68040 processor, 8 MB of RAM, 1 MB of VRAM, a 230 MB hard drive, a 2X CD-ROM drive and Ethernet is M1279LL/A.

Apple Model No:

M1205

Gestalt ID:

30

Details:

Please note that these identifiers commonly refer to multiple models. Also see: All Macs with the M1205 Model Number and 30 Gestalt ID. For more about identifiers and how to locate them on modern Macs, please refer to EveryMac.com's Mac Identification section.

Battery Type:

3.6V Lithium

Battery Life:

N/A

Details:

N/A

Original Mac OS:

7.1

Supported Mac OS:

7.1-7.5.1, 7.5.3-8.1

Details:

Earlier and later versions of the Macintosh System/Finder and Mac OS are not supported.

Dimensions:

6.0 x 13.0 x 16.5

Avg. Weight:

25.0 lbs (11.3 kg)

Details:

In inches - height by width by depth, (15.2 cm, 33 cm, 41.9 cm).

Original Price (US):

US$2700, $3400, $3800

Est. Current Retail:

N/A

Details:

Photo Credit: Apple Computer, Inc (Sun Remarketing).

Click on a category for additional details. The most commonly needed info is "open" by default, but all info is important. The icons correspond with the icons for each port on the computer.

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Video (Monitor):

1 (DB-15)

Floppy (Ext.):

None

Details:

N/A

ADB:

2

SCSI:

1 (DB-25)

Details:

N/A

Serial (Standard):

2

Serial (Geoport):

None

Details:

Serial ports are marked by printer and modem icons.

Modem:

None

Ethernet:

1 (AAUI-15)*

Details:

*An AAUI-15 Ethernet card was offered as an option.

S-Video Input:

None

S-Video Output:

None

Details:

N/A

Microphone:

1 (Omni)

Sound In:

None

Details:

N/A

Sound Out:

1 (8-Bit Stereo)

Headphone:

None

Details:

N/A

Security (Lock):

1

Joystick (PC):

None

Details:

N/A

Power:

1

Power Adapter:

N/A

Details:

100V-240V AC, 50-60 Hz Frequency, 230 Max Watts. Icon Credit: Apple Computer, Inc.

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