2011年11月6日星期日

HP dm1 evaluation



HP Paviloin dm1 hardware configuration
Processor              AMD E-350 clocked at 1.6GHz
Memory                 2GB DDR3 1333MHz memory
Graphics               AMD Radeon HD 6310 (supporting DirectX 11)
Monitor                11.6-inch LED-backlit display 1366 × 768 resolution
Hard disk              500GB 5400 switch
Battery                6-cell 55Wh lithium ion battery
Weight                 Weight 1.554Kg        Travel weight 1.919Kg
Pre-installed system   Windows ® 7 Home Basic

HP Pavilion dm1 body cap of plastic material, the use of etching printed design (officially known as Imprint), the maximum guarantee not to be fingerprints, perspiration invasion conditions for more stylish. Although the screen with a sunken shaft design, the HP Pavilion dm1 screen but still can do 180-degree opening and closing operation, the operation will face a variety of complex outdoor use environments, this design is commendable.

HP Pavilion dm1 11.6-inch body, the whole thinnest and the diameter of a coin rather, you can easily put in the bag or desk without taking up too many places, small, lightweight features will make you look over memorable.

HP Pavilion dm1 with a resolution of 1366 × 768 11.6-inch LED-backlit screen, built a top of the screen high-sensitivity camera, generally the width of frame design, with four cushions support. If the narrower frame design, HP COMPAQ PRESARIO C700 AC DC POWER JACK CABLE CJ61 would be better visible surface of the screen. 11.6-inch size will bring more natural light and portable experience, the HP Pavilion dm1 the machine weighs only 1.554Kg, and
configured in order to obtain long life 6 cell battery, which will lead to excess weight or worthy of recognition. The situation with power adapter, and its travel weight is only achieved 1.919Kg.

Top of the screen is an integrated digital microphone (VGA) of the Webcam camera, video calls daily to meet demand. The left side of the camera lights to remind users to change the running status of devices.

HP Pavilion dm1 operating area black and white, simple and elegant, chocolate buttons in a prominent metal palm rest against the backdrop of a strong texture. Through the actual operation, the HP Pavilion dm1 found the keyboard keys shorter duration, type feeling pretty good for a long time typing, the only downside is the lower right corner of the arrow keys to size small, easy to misuse. Touchpad design shines, the first type of design is quite comfortable matte, then there is an integrated touch-sensitive touchpad quick switch (upper left area), this switch can be achieved by double-clicking on /off touch panel operation, very creative.

HP Pavilion dm1 bottom of the fuselage with a screw-tool-free design, user-friendly in the future to upgrade the hardware at the same time we did not find any cooling air inlet, through the use of the actual area in the top left of the keyboard a little air flow sensor.

As an ultra-portable notebook, HP Pavilion dm1 and the number of species on the interface did not shrink, three USB 2.0 interface is fully able to meet the daily use, while the HDMI interface, you can allow users to connect more display devices for high-definition video playback.

As a result of shaft sinking screen design, the HP Pavilion dm1 rear of the fuselage without any interface, while the front of the fuselage is reasonable and Altec Lansing speakers, and certified by Dolby sound they make light of this also has excellent foreign capabilities.

HP Pavilion dm1 are equipped with the E-350 processor is based on Lynx (Bobcat) micro-architecture, the TSMC 40nm process, the maximum power consumption of only 18W - it only for the birth of low-power platform. E-350 has two CPU cores and work in the 1.6GHz frequency, the built-in 32KB +32 KB instruction cache level one cache and 512KB L2 cache data.

Zacate E series processors targeting the light of this and even the Internet, so we do not have much hope for its gaming performance report on the 3DMark06 score of view, the graphics card from Intel's Core there is a gap, perhaps 500MHz frequency of a drag, but compared to the Atom, Zacate E series processors will too strong - it can run smoothly at low quality of some Atom can not enter the 3D games. Charlotte-based CPU limited, GPU's moderate performance can also be said the whole configuration of the equilibrium expression.

In addition, it integrates the Radeon HD 5450 graphics card of derivatives, that is, the so-called APU's Radeon HD 6310. DC IN POWER JACK CABLE HP PAVILION DV7 1267CL CJ47A has 80 stream processing units, running at 500MHz frequency, but it itself has no independent memory, only shared system memory. In addition, Radeon HD 6310 supports Microsoft's DX11, this processor than Intel's SNB to more than generous.

E-350 is not integrated in the Southbridge chip which, so it is necessary to provide a single chip - Fusion Contoller Hub (integrated controller hub), which provides six 6Gbps SATA interfaces, 14 USB 2.0 ports, two USB 3.0 ports, Gigabit LAN and RAID functions, the TDP of 5W, so the full frequency mode, the power consumption of the entire platform is about 23W. APU's specialty is multimedia processing, and its focus on GPU performance characteristics of self-evident, and in the office environment is more focus on CPU performance, the HP Pavilion dm1's performance is quite good.

HP laptop built-in software has been ease of use and full access to a computer for users who just very convenient, at a glance. Custom software is also equipped with some of the blind pursuit of cost, ignoring the user experience of the vendors do not have.

HP Support Assistant is divided into maintenance, troubleshooting, study, get help four sub-items, it is the custom for the computer novice and the conscience.

Maintenance options to optimize the overall performance were mainly divided into setting restore points, defrag, hardware and software to solve the problem. The optimization process may take longer to complete, and the system optimization process will be slow in the case, it is proposed such as the break and then do this.

When the system can not operate normally when emergency situations, troubleshooting capabilities can flourish of. Of course, this feature can only solve some simple problems, system crashes and other problems faced helpless. Learning through HP Support Assistant features can understand some of the simple and convenient operation and troubleshooting.

In order to ensure the security of the data disk, HP Pavilion dm1 specially equipped with a 3D DriveGuard hard disk protection, when the computer suddenly moves, the body will temporarily stop the built-in chip hard disk rotation, and thus help reduce the risk of data loss.

"Street Fighter 4" is no stranger to the game for the graphics card is a certain degree of dependence. At a resolution of 1366 × 768 in the case, APU's AMD Radeon HD6310 integrated graphics to run and get 24.25FPS Benchmark results, although the smooth game bite the bullet, but as an ultra-portable notebook HP Pavilion dm1 still showed a superior 3D performance.

APU adopted a new video decoder UVD 3.0, it can support high-definition format is very broad, such as VC-1, MPEG-2, H.264, Blu-ray, HD DVD, 3.0 version, including covered. In addition, GPU computing to participate in them, so the CPU can get the appropriate mitigation. Test we can see that when playing 1080P HD movie "Piranha" is, CPU occupancy rate was 20%, a large integrated platforms validate the 3A 1 +1 +1> 3 of the truth.

PCMark Vantage is running an hour later, the light of this disadvantage on the show came out, but this time HP Pavilion dm1 fans whistling sound as the state, the face of the approaching summer, the user needs to prepare well in advance of heatstroke.

Although the decision a good heat longer life, but poor heat 55Wh HP Pavilion dm1 with high-capacity battery, long battery life HP Compaq CQ40 CQ45 DC Jack Cable DC301003T00 CJ47 provides the prerequisites. It is worth mentioning that the 414-minute endurance test at the highest brightness obtained data, if appropriate to reduce the screen brightness, battery life is immeasurable.

Summary

HP Pavilion dm1 with the AMD platform, and the new APU processor can also be said AMD and Intel in the light of this struggle in an important weight. Brazos APU can not be said to be the perfect HTPC platform, in the face of some severe application still appears to be stretched, but its multimedia processing in a unique position to meet the high quality video, audio and Flash are alone, in particular, there are source the output. In addition, under the premise of such a high price, it has the power and control of space has been done good enough. Clearly, the HP Pavilion dm1 does not have the strength of the main machine, it is more suitable for use as a portable auxiliary equipment.

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