Thursday, March 5, 2009

Post No 2: Intel Core 2 Duo Processor


Experience improved energy efficiency, expanded wireless connectivity, and amazing battery life with the 45nm Penryn series Intel Core 2 Duo processor, which has a 2.0 GHz processor speed, ultra-fast 1066 MHz front-side bus (FSB), and a large 3 MB L2 cache. (An L2, or secondary, cache temporarily stores data; and a larger L2 cache can help speed up your system's performance. The FSB carries data between the CPU and RAM, and a faster front-side bus will deliver better overall performance.)
The new hafnium-infused circuitry--which reduces electrical current leakage in transistors--conserves even more energy, giving you more time away from the wall outlet. With a substantial 3 MB of shared L2 cache, data and instructions can be kept close to the two processor cores, greatly increasing performance and allowing the entire system to work more efficiently. And, because the processor cores share the L2 cache, either can use the entire amount if the other happens to be idle.
Hard Drive and MemoryThe 120 GB Serial-ATA (SATA) hard drive (5400 RPM) quickens the pace with a higher speed transfer of data--akin to FireWire and USB 2.0. The 2 GB of PC5300 DDR2 RAM (two SO-DIMMs of 512 MB) have 667 MHz speed, and the RAM capacity can be increased to 4 GB.
Wireless ConnectivityThe built-in 802.11n wireless networking provides up to five times the performance and twice the range of 802.11g, but it's also backward-compatible with 802.11a/b/g routers, enabling you to communicate with the a wide variety of Wi-Fi resources. It works seamlessly with the new AirPort Extreme with 802.11n. Use the built-in Bluetooth wireless technology to connect to your PDA or cell phone, synchronize addresses, or download pictures from your cell phone. You can also use a wireless headset for iChat audio chats and VoIP calls as well as quickly share files with a colleague.
Display and GraphicsWhether you're working on a Keynote presentation or watching a movie before you catch a flight, every document, video, and photo on your MacBook will look sharp on the glossy 13.3-inch widescreen display. With pixel-perfect 1280-by-800 resolution, it's great for viewing and working with media. Video is powered by the integrated NVIDIA GeForce 9400M graphics processor, which shares 256 MB of DDR2 SDRAM with main memory. Graphics-intensive features in iPhoto and iMovie are smoother and 3D game play--from Spore to Call of Duty--is faster and more responsive. You'll get extended desktop and video mirroring, with simultaneous support of full native resolution on the built-in display and up to 1920 by 1200 pixels on an external display--both at millions of colors

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