This article provides the technical specifications for the new Power Macintosh G3 announced at MacWorld San Francisco 1999.

Processor

• 350-, 400-, or 450-MHz PowerPC G3 processor
• 1MB backside level 2 cache on processor, running at 175, 200, or 225 MHz depending on processor speed
• 100-MHz system bus
• Integrated floating-point unit and 64K on-chip level 1 cache (32K for data and 32K for instruction)

• 64MB or 128MB of PC100 SDRAM (3.3-volt, unbuffered, 64-bit-wide, 168-pin, 100 MHz/8ns devices)
• Four DIMM slots support up to 1GB of PC100 SDRAM using the following DIMMs:

-128MB or 256MB DIMMs (64-bit-wide, 128-Mbit technology)

Storage*

• One of the following:

-12GB Ultra ATA hard disk

-9GB Ultra2 LVD SCSI hard disk with Ultra2 LVD SCSI PCI card

• 32x-speed (maximum) CD-ROM drive; or 5x-speed (maximum) DVD-ROM drive with DVD-Video playback (reads CD-ROMs at up to 32x speed)
• Zip drive (some configurations)
• Two additional expansion bays for Ultra Wide SCSI and Ultra2 LVD SCSI drives

• Connectivity

-Two 12-Mbps Universal Serial Bus (USB) ports

-Apple Desktop Bus (ADB) port (maximum current draw for all ADB devices is 500 mA.** Note: The Apple Developer Note on this product incorrectly states that the maximum current draw is 100 mA).

• Communications

-Optional internal 56K modem card (supports K56flex and V.90 standards)**

• Expansion

• Video

• Sound

-Built-in speaker

Graphics support

ATI RAGE 128 graphics card with 16MB of SDRAM graphics memory, which provides the following capabilities:

• 2D performance

-Hardware acceleration of graphics and video

-Support for up to 1,600 by 1,200-pixel resolution at 32 bits per pixel (millions of colors)

• 3D performance

-Single-pass multitexturing design

-Full 32-bit-per-pixel (bpp) Z buffer and 8-bpp stencil buffer

-Robust support of QuickDraw 3D RAVE and OpenGL

Note: The tables below show available resolutions, colors and maximum refresh rates (measure in Hz)

• Apple USB Keyboard and Apple USB Mouse

• Line voltage: 115V AC (90V to 132V AC) or 230V AC (180V to 264V AC)
• Frequency: 47 to 63 Hz, single phase
• Maximum continuous power (not including display): 200W

• Operating temperature: 50° to 95° F (10° to 35° C)
• Storage temperature: -40° to 116° F (-40° to 47° C)
• Relative humidity: 10% to 90% noncondensing
• Maximum altitude: 10,000 feet (3,048 m)

• Height: 17.0 inches (43.2 cm)
• Width: 8.9 inches (22.6 cm)
• Depth: 18.4 inches (46.7 cm)
• Weight: 28.7 pounds (13.0 kg)***

** Data speeds up to 56 Kbps, fax speeds up to 14.4 Kbps. Actual download speeds vary with line conditions and your Internet service provider's modem capabilities. FCC regulations limit ISP transmission speeds to 53 Kbps in the U.S.

***Varies depending on configuration. Example includes CD-ROM drive, Zip drive, and Ultra ATA hard disk.