Apple iMac (20-inch, Late 2006) vs Apple Mac Pro (2006)

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iMac (20-inch, Late 2006) compared with Mac Pro (2006)

	AppleiMac (20-inch, Late 2006)	AppleMac Pro (2006)
Overview
Released
Released	September 2006	August 2006
Performance
Processor
Processor	Intel Core 2 Duo T7400 or Intel Core 2 Duo T7600	2 × Intel Xeon 5130, 2 × Intel Xeon 5150 or 2 × Intel Xeon 5160
CPU cores
CPU cores	2	4
Graphics
Graphics	ATI Radeon X1600 (128 MB GDDR3) or ATI Radeon X1600 (256 MB GDDR3)	NVIDIA GeForce 7300 GT, ATI Radeon X1900 XT or NVIDIA Quadro FX 4500
Memory
Memory	1 GB, 2 GB or 3 GB	1 GB, 2 GB, 4 GB, 8 GB or 16 GB (better)
Storage
Storage	250 GB to 500 GB	250 GB to 750 GB (better)
CPU
CPU	2.16 GHz Core 2 Duo T7400, configurable to 2.33 GHz T7600; 4 MB shared L2 cache and 667 MHz system bus. Exact processor identities cross-checked with EveryMac.	Two dual-core Xeon 5100-series processors at 2.0, 2.66 or 3.0 GHz, with 4 MB shared L2 cache per processor and independent 1.33 GHz frontside buses; EveryMac identifies Xeon 5130, 5150 and 5160 respectively. Four cores total. Later 2007 eight-core MacPro2,1 upgrade is a separate generation, not included in these configurations.
GPU
GPU	ATI Radeon X1600 with 128 MB GDDR3, configurable to 256 MB with either processor	GeForce 7300 GT has 256 MB GDDR2, one single-link and one dual-link DVI; Radeon X1900 XT and Quadro FX 4500 each have 512 MB GDDR3 and two dual-link DVI. Quadro adds stereo 3D. Maker also confirms two, three or four 7300 GT cards; multi-card upgrades are described here rather than inferred mixed-card configurations.
Memory type
Memory type	Two SO-DIMM slots for PC2-5300 (667 MHz) DDR2 SDRAM; 1 GB standard as two 512 MB modules, configurable to 2 or 3 GB	667 MHz DDR2 ECC fully buffered DIMMs; eight slots on two removable risers, up to 16 GB; factory options 1, 2, 4, 8 or 16 GB
Storage type
Storage type	250 GB 7200 rpm Serial ATA hard drive, configurable to 500 GB; slot-loading 8x SuperDrive with 2.4x double-layer DVD burning. Maker lists processor, memory, storage and graphics upgrades independently.	Four independent SATA 3 Gb/s direct-attach bays. Launch supports 250/500 GB drives and up to 2 TB; later archived specification adds 750 GB drives and up to 3 TB. Configurations list one primary drive; additional independent drives and optional RAID card are separate upgrades, not a Fusion Drive. One or two 16x SuperDrives with double-layer DVD support.
Expansion slots
Expansion slots	–	One double-wide x16 graphics slot and three full-length PCI Express expansion slots with configurable bandwidth; 300 W combined maximum. PCI/PCI-X cards are incompatible.
Display
Screen size
Screen size	20″	None built in
Resolution
Resolution	1680 × 1050	–
Brightness
Brightness	280 nits	–
Display type
Display type	Widescreen TFT active-matrix LCD, millions of colours; typical contrast 800:1 and 170° horizontal and vertical viewing angles. Panel technology and refresh rate unpublished.	–
Connections
Ports
Ports	3 × USB-A, Ethernet, headphone jack	5 × USB-A, 2 × Ethernet, headphone jack
Ethernet
Ethernet	1 Gb/s	1 Gb/s
External displays
External displays	Up to 1	Up to 8 (better)
Wi-Fi
Wi-Fi	802.11g; 54 Mbps AirPort Extreme	Optional AirPort Extreme
Bluetooth
Bluetooth	2.0 + EDR	Optional 2.0 + EDR
Front ports
Front ports	–	Two USB 2.0, FireWire 400, FireWire 800 and headphone output
Camera
Camera	iSight camera	–
Back ports
Back ports	Three USB 2.0 ports on the computer and two USB 1.1 ports on its keyboard; two FireWire 400 ports sharing 8 W, mini-DVI, Gigabit Ethernet, headphone/optical digital output and line-in/optical digital input	Three USB 2.0, FireWire 400, FireWire 800, two Gigabit Ethernet, optical TOSLINK input/output and analogue line input/output. Graphics card DVI outputs vary by configuration; included keyboard USB ports excluded from chassis count.
External displays
External displays	One external display in extended desktop or mirroring mode; digital resolutions up to 1920 × 1200 and analogue up to 2048 × 1536. DVI, VGA, S-video and composite adapters sold separately.	Up to eight displays requires four GeForce 7300 GT cards. Single-link DVI up to 1920 × 1200; dual-link DVI up to 2560 × 1600; analogue up to 2048 × 1536 using included adapter.
Speakers
Speakers	Built-in stereo speakers with internal 12 W digital amplifier and built-in microphone	Front-panel speaker
Keyboard and mouse
Keyboard and mouse	Apple Keyboard, Mighty Mouse and Apple Remote; optional wireless keyboard and mouse	Apple Keyboard and Mighty Mouse; display sold separately
Design and power
Type
Type	All-in-one	Tower
Width × depth × height
Width × depth × height	493 × 189 × 472 mm	206 × 475 × 511 mm
Operating system
Operating system	macOS	macOS
Size and weight detail
Size and weight detail	Maker weight 22 pounds (10 kg), varying by configuration and manufacturing process; shared scalar weight omitted	Maker standard-configuration weight 19.2 kg; actual weight varies by configuration and manufacturing process, so shared scalar weight omitted
Power supply
Power supply	Maximum continuous power 180 W; 100–240 V AC, 50–60 Hz single phase	100–120 V or 200–240 V AC, 50–60 Hz single phase; maximum 12 A in low-voltage range or 6 A in high-voltage range
In the box
In the box	iMac, Apple Keyboard, Mighty Mouse, Apple Remote, power cord, install/restore DVDs and documentation; Mac OS X 10.4 Tiger, iLife '06, Front Row, Photo Booth, Microsoft Office 2004 Test Drive and iWork trial	Mac Pro, keyboard and mouse, DVI-to-VGA adapter, USB keyboard extension cable, install/restore DVDs and documentation. Launch software Mac OS X 10.4.7 Tiger and iLife '06; later archived sheet lists Leopard and iLife '08. Launch AirPort Extreme optional; archive later specifies optional 802.11n.