iMac with Slot Loading Drive

The Apple iMac with Slot Loading Drive (iMac Late 1999) is a personal computer that was designed, manufactured, and sold by Apple from 1999 to 2000 as part of the iMac series. The computer has been introduced on October 5, 1999, and its price started at $999.

The new iMac features a 350 MHz PowerPC 750 G3 processor, 15″ CRT Display, 64 MB of RAM, 6 GB hard drive, 24x CD-ROM slot-loading drive, and 8 MB ATI Rage 128 VR graphics.

This iMac has been discontinued on July 19, 2000, and has been replaced by the iMac Mid 2000.

Today iMac with Slot Loading Drive is 23 years old!

iMac with Slot Loading Drive
Source: – iMac with Slot Loading Drive

iMac with Slot Loading Drive Release Date and Original Price

Introduced5 October 1999
DiscontinuedJuly 19, 2000
Model IdentifierPowerMac2,1
Model NumberM5521
Order NumberM7469LL/A
Original Price$999
Weight34.7 Ibs.
15.739 KG
Dimensions15” H x 15” W x 17.1” D
38.1 cm H x 38.1 cm W x 43.43 cm D

Tech Specs


ProcessorPowerPC 750 G3
Processor Speed350 MHz
Number of Cores1
System Bus100 MHz
Cache64 KB L1
512 KB backside L2
CoprocessorBuilt-in FPU

Storage & Media

Storage6 GB
Media1 – Slot-loading 24x CD-ROM


Built-in Memory64 MB
Maximum Memory512 MB (Apple)
1 GB (Actual)
Memory Slots2 – PC-100 3.3v 168-pin SDRAM
Minimum Speed10 ns
Interleaving SupportNo


Built-in Display15″ Shadow-mask CRT Display (13.8″ viewable)
Resolutions640 x 480
800 x 600
1024 x 768


Graphics CardATI Rage 128 VR
Graphics Memory8 MB
Display ConnectionNone
Display ModesNone
External ResolutionN/A


Expansion SlotsNone
Optical Drive InterfaceUltra ATA (Shared with hard disk drive)
Hard Drive InterfaceUltra ATA (Shared with optical drive)


Ethernet10/100BASE-T (RJ-45)
Wi-FiAirPort Card 802.11b (Optional)
USB2 – 12 Mbps
Audio In1 – 3.5-mm analog input jack
1 – Built-in microphone
Audio Out1 – 3.5-mm analog output jack
2 – Built-in speakers


Original OSMac OS 8.6
Later OSMac OS 9.0
Mac OS 9.0.3
Mac OS 9.0.4
Maximum OSMac OS X 10.3.9
FirmwareMac OS ROM 2.3.1
Bundled SoftwareN/A

Keyboard and Mouse

PeripheralsApple USB Keyboard
Apple USB Mouse


Backup Battery3.6 V 850 mAh Lithium (922-4028)
Maximum Continuous Power150 W
Line Voltage100-260 V AC

Apple Support – iMac (Slot Loading): Technical Specifications

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