Apple Power Mac G5 (2003) vs Apple Power Macintosh 6300/120

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Power Mac G5 (2003) compared with Power Macintosh 6300/120

	ApplePower Mac G5 (2003)	ApplePower Macintosh 6300/120
Overview
Released
Released	August 2003	June 1996
Performance
Processor
Processor	PowerPC G5 1600 MHz (Power Mac 2003), PowerPC G5 1800 MHz (Power Mac 2003), 2 × PowerPC G5 2000 MHz (Power Mac 2003) or 2 × PowerPC G5 1800 MHz (Power Mac 2003)	PowerPC 603e 120 MHz (Power Macintosh 6300/120)
CPU cores
CPU cores	1 or 2	1
Graphics
Graphics	NVIDIA GeForce FX 5200 Ultra (64 MB) or ATI Radeon 9600 Pro (64 MB)	–
Memory
Memory	256 MB, 512 MB, 4 GB or 8 GB (better)	16 MB
Storage
Storage	80 GB to 160 GB (better)	1.2 GB
CPU
CPU	Single 1.6 or 1.8 GHz, or dual 2 GHz PowerPC G5 processors; Apple identifies IBM fabrication. Each physical processor has 512 KB L2 cache. Front-side bus per processor is 800 MHz, 900 MHz or 1 GHz respectively. A dual 1.8 GHz configuration was added on 18 November 2003, available immediately; it remains part of this generation.	120 MHz PowerPC 603e with integrated floating-point unit, 32 KB L1 cache and standard 256 KB L2 cache. Exact English support lists a 64-bit processor data path at 40 MHz; this is not a claim that every memory or I/O bus is 64-bit.
GPU
GPU	Stock 1.6 and 1.8 GHz: NVIDIA GeForce FX 5200 Ultra with 64 MB DDR. Stock dual 2 GHz: ATI Radeon 9600 Pro with 64 MB DDR. November dual 1.8 GHz: GeForce FX 5200 Ultra 64 MB. Optional ATI Radeon 9800 Pro 128 MB.	1 MB built-in DRAM framebuffer, independent of system RAM. DB-15 monitor output supports 640 × 480 with 16-bit colour or 800 × 600 and 832 × 624 with 8-bit colour. Exact English support states video input is not supported at 832 × 624.
Memory type
Memory type	Single 1.6 GHz: 256 MB DDR333, four DIMM slots, maximum 4 GB. Single 1.8 GHz and dual 2 GHz: 512 MB DDR400, eight slots, maximum 8 GB. November dual 1.8 GHz also has 512 MB DDR400 and an 8 GB maximum. DIMMs are installed in matched pairs. Each configuration retains its stock drive and graphics at base and maximum memory.	16 MB standard, expandable to 64 MB using two 72-pin noncomposite SIMM slots with 80 ns or faster DRAM. No RAM soldered on the board in exact English support; SIMMs can be installed individually. Original Japanese accessory list also advertises an 8 MB 70 ns memory kit.
Storage type
Storage type	Stock 80 GB on the single 1.6 GHz; 160 GB on the single 1.8 GHz, dual 2 GHz and November dual 1.8 GHz. 7200 rpm Serial ATA drives; two internal bays with 150 MB/s interfaces. One optical bay with 4x DVD-R SuperDrive; optional Combo drive and 80, 160 or 250 GB drives.	1.2 GB internal IDE hard drive, Apple SuperDrive 1.44 MB floppy and 4× AppleCD 600i CD-ROM drive in the exact Japanese factory configuration.
Expansion slots
Expansion slots	AGP 8x Pro graphics slot. Single 1.6 GHz has three 64-bit 33 MHz PCI slots; faster original models and the November dual 1.8 GHz have PCI-X slots, two at 100 MHz and one at 133 MHz.	LC-compatible 68030 processor-direct expansion slot, communications slot for optional Ethernet or modem, optional video-input card and TV tuner connector. No PCI. Optional Apple TV/FM Radio System requires the Apple Video System; NTSC, PAL and SECAM capture are available with the relevant expansion card.
Display
Screen
Screen	None built in	None built in
Connections
Ports
Ports	3 × USB-A, Ethernet, headphone jack	2 × headphone jack
Ethernet
Ethernet	1 Gb/s	–
External displays
External displays	Up to 2	–
Front ports
Front ports	USB 2.0, FireWire 400 and headphone minijack.	Front headphone output and push-button volume controls; infrared receiver for compatible optional remote control.
Back ports
Back ports	Two USB 2.0, FireWire 800, FireWire 400, Gigabit Ethernet, V.92 modem, optical Toslink audio input/output and analogue line-in/out. Optional 54 Mbps AirPort Extreme and Bluetooth 1.1 with external antennas. Three chassis USB ports in total; keyboard ports are separate.	DB-15 display output, one ADB port, two RS-232/422 serial ports for printer/modem and AppleTalk, DB-25 SCSI, microphone/line input and stereo sound output. Ethernet requires an optional communications card; these serial ports are not GeoPort.
External displays
External displays	ADC and DVI connectors with DVI-to-VGA adapter; two displays in extended desktop or mirrored modes. A second ADC display needs an optional adapter.	No built-in display. Original Japanese page supports Apple monitors from 13 to 20 inches and compatible VGA/SVGA monitors using the appropriate video cable. Contemporary special bundle includes an Apple Multiple Scan 1705 17-inch monitor; the base computer does not include it.
Speakers
Speakers	Built-in speaker; external audio can use analogue or optical connections.	Built-in speaker; muted when a sound-output port is used. 16-bit monophonic audio input and 16-bit stereo output. Front and rear headphone/output jacks cannot be used simultaneously, according to the exact Japanese specifications.
Microphones
Microphones	–	Supports an external microphone or line input; Apple PlainTalk microphone is a separate accessory.
Keyboard and mouse
Keyboard and mouse	Apple Keyboard, Apple Mouse, USB extension cable, DVI-to-VGA adapter and modem cable.	Japanese configuration includes Apple Desktop Bus Mouse II, power cable, manuals, warranty information and KanjiTalk 7.5.1, Apple Internet Starter Kit and ClarisWorks 2.0J CDs. Keyboard is sold separately. The contemporary photo also shows an external monitor and keyboard; these are not built into the desktop.
Design and power
Type
Type	Tower	Compact
Weight
Weight	17.8 kg	8.6 kg (better)
Width × depth × height
Width × depth × height	206 × 475 × 511 mm	320 × 419.5 × 109.5 mm
Operating system
Operating system	macOS	macOS
Size and weight detail
Size and weight detail	Published height 51.1 cm, width 20.6 cm, depth 47.5 cm; 17.8 kg reference weight varies with configuration.	Exact Japanese maker page gives 109.5 × 320 × 419.5 mm (height × width × depth), 8.6 kg for the computer. English support gives 4.3 × 12.6 × 16.5 inches and 19 lb, rounded equivalents. External monitor, keyboard and mouse are excluded.
Power supply
Power supply	–	Exact Japanese maker page specifies 82 W maximum excluding the monitor, 100–240 V AC at 50–60 Hz. Exact English support and archived Apple Spec Database instead give 55 W maximum, 110–240 V at 50–60 Hz. Clock battery is described as lithium in the Japanese page and 4.5 V alkaline in the English table. Conflicts remain explicit; no universal operating-consumption headline or inferred battery type.
Materials
Materials	Aluminium enclosure with separate thermal zones.	–
In the box
In the box	Original models shipped with Mac OS X Jaguar; the November dual 1.8 GHz announcement includes Panther. Apple’s 18 August 2003 shipping release confirms immediate availability of the single-processor models; the original dual 2 GHz was due later that month.	KanjiTalk/System 7.5.1 and 4 MB ROM. Apple records introduction on 27 June 1996; PC Watch’s contemporary 2 July retailer survey explicitly reports sale from 27 June, corroborating that date. English maker table states this system was not sold in the US. The 120 MHz Power Macintosh is distinct from the existing 100 MHz Macintosh Performa 6300CD; no unverified official predecessor link is assigned.