Apple Macintosh PowerBook 540 vs Apple PowerBook G4 (12-inch, 1.5GHz)

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Macintosh PowerBook 540 compared with PowerBook G4 (12-inch, 1.5GHz)

	AppleMacintosh PowerBook 540	ApplePowerBook G4 (12-inch, 1.5GHz)
Overview
Released
Released	May 1994	2005
Display
Screen size
Screen size	9.5″	12.1″
Resolution
Resolution	640 × 480	1024 × 768 (better)
Touchscreen
Touchscreen	No	No
Display type
Display type	9.5-inch active-matrix greyscale LCD with 64 grey levels at 640 × 480	12.1-inch TFT XGA active-matrix display; panel technology and refresh unpublished.
Performance
Processor
Processor	Motorola 68LC040 66 MHz (PowerBook 540c)	PowerPC G4 1.5 GHz (PowerBook 12-inch 2005)
CPU cores
CPU cores	1	1
Graphics
Graphics	–	NVIDIA GeForce FX Go5200 (64 MB DDR)
Memory
Memory	4 MB	512 MB or 1.25 GB (better)
Storage
Storage	240 MB	60 GB to 100 GB (better)
CPU
CPU	Motorola 68LC040 with 66 MHz internal processor speed and 33 MHz bus interface; 8 KB L1 cache and no floating-point unit	1.5 GHz PowerPC G4, 512 KB on-chip L2 and 167 MHz system bus. Exact silicon supplier omitted.
GPU
GPU	–	NVIDIA GeForce FX Go5200 with 64 MB DDR video memory and AGP 4×.
Memory type
Memory type	4 MB on the logic board, expandable to 36 MB through one memory expansion slot	512 MB PC2700 DDR333 standard; one SO-DIMM slot, maximum 1.25 GB.
Storage type
Storage type	240 MB internal SCSI hard drive and Apple SuperDrive floppy drive	5400 rpm Ultra ATA/100 hard drive with Sudden Motion Sensor. Combo base60GB; SuperDrive base80GB; 100GB build-to-order on either. 8× DVD±RW/CD-RW SuperDrive; optical-drive differences retained in details.
Battery and size
Battery life (maker's claim)
Battery life (maker's claim)	Up to 3 hours	Up to 5 hours
Battery capacity
Battery capacity	–	50 Wh
Weight
Weight	3.2 kg	2.1 kg (better)
Thickness
Thickness	58 mm	–
Width × depth
Width × depth	292 × 246 mm	–
Battery life detail
Battery life detail	Two high-capacity Type II nickel-metal hydride batteries supplied; Apple claims 1.5–3 hours on one battery or 3–6 hours on two	50 Wh lithium-ion, up to five hours. Published reference weight 2.1 kg with battery and optical drive; varies by configuration/manufacturing. Published dimensions: height 3.0 cm, width 27.7 cm, depth 21.9 cm.
Charger
Charger	–	45 W power adapter
Materials
Materials	–	Aluminium enclosure
Connections
Ports
Ports	–	2 × USB-A, Ethernet, headphone jack
Wi-Fi
Wi-Fi	–	AirPort Extreme 802.11g/b
Bluetooth
Bluetooth	–	2.0 + EDR
Operating system
Operating system	macOS	macOS
Port detail
Port detail	ADB, serial/LocalTalk, AAUI Ethernet, HDI-30 SCSI, external video, stereo sound input/output and power input; optional internal modem and processor-direct PCMCIA expansion module	Two USB 2.0 ports, FireWire 400, 10/100 Ethernet, 56K V.92 modem, mini-DVI, audio input and headphone output. Mini-DVI-to-DVI and mini-DVI-to-VGA adapters included; television adapter separate.
External displays
External displays	Video output supports compatible external Apple displays through an adapter; built-in greyscale display can be upgraded to active-matrix colour with Apple's optional upgrade	Dual display and mirroring; external resolution up to 2048 × 1536.
Keyboard
Keyboard	–	Full-size keyboard with embedded numeric keypad
Trackpad
Trackpad	Built-in solid-state trackpad	Two-finger scrolling/panning, tap, double-tap and drag support
Speakers
Speakers	Two built-in speakers and microphone with 16-bit stereo sound	Stereo speakers with midrange-enhancing third speaker
Microphones
Microphones	–	Internal omnidirectional microphone
In the box
In the box	Notebook, two batteries and power adapter; preinstalled PowerBook Mobility Bundle. Dimensions and metric weight come from Apple's October 1994 Apple Facts	Apple announced 31 January 2005 with availability planned later that week. Actual first on-sale month unestablished after a bounded search; year precision retained. Launch Mac OS X 10.3 Panther and iLife ’05; later units shipped Tiger.