2009年10月26日星期一

how long your laptop battery can use a time??

According to the SATA specifications a SATA hard drive conserves a bit more energy than regular ATA. While this spec also provides more bandwidth for improved I/O performance, the typical notebook hard drive will not benefit.dell laptop Battery The biggest benefit to SATA in a current notebook is that you will be able to upgrade to a larger capacity in a few years when regular ATA is just a memory.


Even with Turbo Cache and the boosted video memory, you might have a hard time playing a really demanding game like Elder Scrolls: Oblivion on the dell laptop battery. It should play older or less demanding games nicely. GD761 battery, KD476 battery, TD347 battery,1G222 battery In 3DMark05 the dell laptop battery pa3399u-1brs scored a disappointing 1,665 points. This is a bit slower than last year’s NVIDIA GeForce Go 6600 and well off the pace of the ATI’s Mobility RADEON X600 and X700 (older technology that now competes at this price point). If you need the fastest video system, Toshiba recently introduced a gamer-centric version of the dell laptop battery that uses the NVIDIA GeForce Go 7900 GS (Toshiba Satellite P105-S921). We will try to get our hands on one for a review.


While you won’t be playing the latest games, you will be able to enjoy movies on the dell laptop battery pa3465u-1brs . NVIDIA’s GeForce Go 7300 includes NVIDIA’s PureVideo technology for hardware acceleration of High Definition (battery) video content. Unlike ATI who limits battery playback performance based on the GPU (i.e. you need to buy the fastest video chip in order to hardware decode the highest resolution battery content), even the least expensive NVIDIA chips that support PureVideo will decode any type of battery content. Sadly, you will need to buy either NVIDIA’s decoder or DVD playback software designed to take advantage of the GeForce Go 7300’s capabilities.

Audio


The last generation of the Centrino platform introduced Intel’s High Definition Audio specification. GD761 This replaced AC/97, which was getting very long in the tooth. It is essentially a competent soft audio solution coupled with a good quality multi-channel codec.


Toshiba uses the Conexant CX20551-22 audio codec. I have not seen (or heard) this chip before and could not find product information for it on Conexant’s website, but I must say that it sounds great when pumping audio to the Harman Kardon speakers. They were easily the best speakers I have tested on a laptop.


Wireless and Communications


Intel’s Pro Wireless 3945 ABG solution works great and covers all of the current wireless LAN standards. 802.11A is not very common, but that is exactly its appeal. In WiFi congested neighborhoods it is nice to be able to pa3356u-1brs use the relative uncrowded 5GHz band of 802.11A (you will need a router that supports it though).


Toshiba’s Toshiba ConfigFree software does a great job of keeping you connected. I have always liked this software — much like IBM’s ThinkVantage software I think it help differentiate Toshiba’s products from the competition.


There is no Bluetooth, but I am not sure that this is a feature most home users really want or need. GD761 battery, KD476 battery, TD347 battery,1G222 battery Personally I can’t live without it as I have numerous devices that require it (such as cell phones). ?


A Built-in multinational 56K V.90 modem, and 10/100 Ethernet are provided in case you have to revert to wried mode.


Ports and Slots


The dell laptop battery includes the common CardBus slot. KD476 No ExpressCard toshiba here, but there are not many cards available in that format yet.


A 5-in-1 Multimedia port (supporting SD, Memory Stick , Memory Stick Pro, MMC, xD-Picture Card ) makes it easy to download pictures from digital cameras.


Ports include: 4 USB 2.0, Firewire, external microphone port, headphone port, VGA, DVI and S-Video out.


Heat and Noise


The dell laptop battery runs quite cool. During testing — including lots of benchmark runs, the unit never became hot to the touch. I used the dell laptop battery on a solid surface at all times so the vents were unobstructed.


Toshiba employed a fancy touchpad surface on the dell laptop battery. It has an option button’ that when pressed allows you to activate a number of shortcuts. You get a visual cue that the short-cut mode has been activated when the touchpad becomes illuminated. It is a pretty nice technology and works well — it is quite easy to toggle on/off for access to short cuts. Like most notebooks in this class you also have a series of media control buttons above the keyboard.


Final Thoughts


Toshiba’s dell laptop battery series is a really nice home computer.TD347 It packs more punch than many desktops into a very small amount of space. With more than enough power for typical home computing tasks the dell laptop battery would be a fine choice as a family computer.


Build quality is excellent and it does not get hot or loud. Its smart looks won’t look out of place in your environment.


Value is a little tougher to measure. With its big screen and quality components I think the dell laptop battery-J100 in particular seems to be a good value (and I have seen it at retailers for about $100 less MSRP).


Suggestions to Toshiba: GD761 battery, KD476 battery, TD347 battery,1G222 battery
I might use a slightly stronger video processor as there is a huge difference between the Go 7300 used in this model and the Go 7900 GS used in the opt of the line gamer edition of the dell laptop battery.1G222 The dell laptop battery’s beautiful screen cries out for games

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