Relative humidity: 5% to 95% noncondensingġGB (one 1GB SO-DIMM) of 1066MHz DDR3 SDRAM supports up to 8GBĢGB (two 1GB SO-DIMM) of 1066MHz DDR3 SDRAM supports up to 8GB.Operating temperature: 50° to 95° F (10° to 35° C).
Writes DVD-RW discs at up to 6x speed and DVD+RW discs at up to 8x speed.Writes DVD-R and DVD+R discs at up to 8x speed.Writes DVD+R DL and DVD-R DL discs at up to 4x speed.Slot-loading 8x SuperDrive (DVD±R DL/DVD±RW/CD-RW).Optional 320GB 7200-rpm Serial ATA hard drive.1GB (one 1GB SO-DIMM) or 2GB (two 1GB SO-DIMMs) of 1066MHz DDR3 SDRAM two SO-DIMM slots support up to 8GB.3MB shared L2 cache at full processor speed.Simultaneously supports full native resolution on the built-in display and up to a 30-inch display (2560 by 1600 pixels) on an external display.Support for extended desktop and video mirroring modes.Mini DisplayPort output port with support for DVI, VGA, and dual-link DVI via adapter 4.NVIDIA GeForce 9400M graphics processor with 256MB of DDR3 SDRAM shared with main memory 3.Typical viewing angle: 160° horizontal , 160° vertical.Built-in 20-inch (viewable) glossy widescreen TFT active-matrix liquid crystal display.L pAm is the mean A-weighted sound pressure level measured at the operator position (rounded to the nearest dB).L WAd is the statistical upper-limit A-weighted sound power level (rounded to the nearest 0.1 B).Highly recyclable aluminum and glass enclosuresĭECLARED NOISE EMISSIONS in accordance with ISO 9296.Support for Apple Stereo Headset with microphone.Audio line in/optical digital audio input (minijack).Headphone/optical digital audio output (minijack).Built-in 10/100/1000BASE-T Gigabit Ethernet (RJ-45 connector).
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