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Apple Macintosh Performa 550 Specs

All Macintosh Performa Models | All 1993 Models | Dynamically Compare This Mac to Others

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Apple Macintosh Performa 550The Apple Macintosh Performa 550 features a 33 MHz 68030 processor, 5 MB of RAM, a 160 MB hard drive, and a 2X CD-ROM drive in a relatively compact all-in-one case with a 14" color display. With the exception of processor speed and configuration options, the Performa 550 is identical to the Performa 520 it replaced.

The educational version of the Performa 550 is the LC 550.

To purchase or upgrade a vintage Mac -- and newer Macs -- see site sponsor OHS.

  • Tech Specs
  • Ports

Click on the category for related details. The most commonly needed info is "open" by default, but all info is important.

October 18, 1993 April 1, 1996
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.
33 MHz 68030
Details: This model has a 32-bit processor and a 32-bit data path.
Third-Party* 68882 (Optional)
Details: *A variety of third-party processor upgrades and accelerators were available.
33 MHz N/A
Details: N/A
Macintosh ROM 1 MB
Details: N/A
0.5k N/A
Details: N/A
72-pin SIMM 80 ns
Details: N/A
5 MB 36 MB
Details: This model can be upgraded to 36 MB of RAM with a single 32 MB SIMM.

Also see: Actual Max RAM of All G3 & Later Macs.
4 MB 1
Details: N/A
Dedicated* VRAM SIMM*
Details: *This model has 512k of onboard VRAM and a single slot that accepts a 256k 80 ns VRAM SIMM.
512k* 768k*
Details: *512k of VRAM is soldered onboard. A single VRAM slot accepts a 256k VRAM SIMM for a maximum total of 768k of VRAM.
14" Color 640x480
Details: 14" Sony Trinitron RGB display.
Single Display* Variable*
Details: *This model can support a second display with the addition of an LC PDS video card. By default, it only supports a single display.
Details: By default, this model is configured with a 160 MB internal SCSI hard drive.
2X CD-ROM 1.44 MB (Auto)
Details: N/A
None None
Details: N/A
1 LC PDS None
Details: There are no free expansion bays.
All-in-One Macintosh LC 520
Details: N/A
M2147LL/A* Mac Performa 550
Details: *M2147LL/A, M2147LL/B, and M2147LL/C each refer to this model and originally differed only by location sold.
M1640 80
Details: Please note that these identifiers commonly refer to multiple models.

Also see: All Macs with the M1640 Model Number and 80 Gestalt ID.

For more about identifiers and how to locate them on modern Macs, please refer to's Mac Identification section.
3.6V Lithium N/A
Details: N/A
7.1P 7.1P-7.5.1, 7.5.3-7.6.1
Details: Earlier and later versions of the Macintosh System/Finder and Mac OS are not supported.

For systems capable of running older versions of the Mac OS -- as well as modern ones -- please see site sponsor OHS. OHS specializes in heavily upgraded Macs capable of running both Mac OS X and Mac OS 9 applications.
17.9 x 13.5 x 16.5 40.5 lbs (18.4 kg)
Details: In inches - height by width by depth, (45.5 cm, 34.3 cm, 41.9 cm).
US$2000 N/A
Details: Photo Credit: Apple Computer, Inc.

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.

None None
Details: N/A
2 1 (DB-25)
Details: N/A
2 None
Details: Serial ports are marked by printer and modem icons.
None None
Details: N/A
None None
Details: N/A
1 (PlainTalk) None
Details: N/A
1 (8-Bit Stereo) 1 (Front-Mounted)
Details: N/A
1 None
Details: N/A
1 N/A
Details: 90V-264V AC, 47-63 Hz Frequency, 40 Max Watts.

Icon Credit: Apple Computer, Inc.

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