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Le expansion dual-channel hard drive accelerator card evaluation

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Conway Calderon
Author: Zhongguancun On the web IntelX25-MG234nm Intel solid-state difficult drive (120GB) testimonials give evaluation forum
Despite the fact that the capacity of difficult disks has been evolving, the speed is somewhat lagging. At present, the typical read / write speed is steady at about 100MB / S, and all challenging disks perform properly. The present hot SSD solid state drive is extremely high, but the cost will not be affordable for ordinary customers.
For the issue of slow transmission rate, you may think about utilizing the onboard RAID method, however the onboard RAID method needs to occupy technique resources, has poor stability, is easy to crash, and is more troublesome to operate. So Lekuo launched a dual-channel hard disk acceleration card for this part of users.
● Lezhuang dual-channel hard disk acceleration card

Le expansion dual-channel tough drive acceleration card packaging
Shenzhen Lekuo Technologies Co., Ltd. is actually a developer specializing within the production of a variety of industrial-grade and civil-grade expansion interface equipment. It mainly gives high-quality solutions and high-quality services to shoppers in Europe, America, Japan, and Australia. It has far more than 10 years of production expertise, utilizes the latest technology from TI, SiliconImage and Marvell, and has passed ISO9001, UL, FCC and CE international certification requirements. It has become a leader in laptop accessories and laptop or computer peripheral gear suppliers, in particular its disk array technologies is in a leading position inside the industry.

Look of Lezhuang dual-channel hard drive accelerator card
Based on the JMB390 solution, Lezhuang dual-channel tough disk acceleration card has launched an independently created and created expansion card, and named it as a two-channel difficult disk acceleration card. Compared with similar products previously, it has basic and swift installation, easy use, and apparent functionality improvement And also other benefits.

Le expansion dual-channel hard drive acceleration card particulars interface (click to enlarge)
The challenging drive finish of Lezhuang dual-channel really hard drive acceleration card is two SATA2 common interfaces, which can connect two tough drives of SATA2 normal or above. The connection amongst the accelerator card and also the computer is really a SATA2 standard interface, and demands a tiny 4PIN external power supply support. If the user's power supply will not currently possess a modest 4P electrical interface, you can make use of the extension cable supplied by Lekuo to connect to the substantial 4P power supply interface .

Pleased expansion dual channel hard drive acceleration card family members portrait
Now let's introduce how you can use and set up Lezhuang dual-channel really hard disk acceleration card.
In actual fact, the installation of Lezhuang dual-channel really hard disk accelerator card is extremely uncomplicated, as long as it really is inserted into the PCI slot of the chassis, the button is on the nut, plus the wiring can also be pretty easy. The upper aspect is connected with all the 4PIN power provide to the motherboard SATA, plus the side is connected for the dual really hard drive with RAID It may be (as shown below).

Installation method of Lekuo cable
The following is the jumper description on the dual-access tough disk acceleration card:

Jumper description

RAIDO acceleration

RAID1 backup

JBOS integration
Soon after the installation is comprehensive, we only want to flip the jumper on the back on the chassis to adjust distinctive operating modes at will. For the initial time to set up RAID, you only want to adjust for the preferred mode. The above picture shows the three RAID modes. Immediately after booting, we have to have to enter the laptop or computer disk management, then use the RAID0 disk formatted by the group.
It has been said ahead of that the operation of Lekuo is quite uncomplicated. The following figure is often a schematic diagram of the actual operation on win7, exactly where the RAID is set to RAID0 mode.

The technique has successfully installed Lezhuang's driver
Mainly because it's a driver-free installation, the technique automatically installs the driver and enters the operating state soon after connecting the dual channel accelerator card. Randomly enter my computer-management for formatting, right here I use two Intel's 120GB SSD solid state drives to kind a RAIDO technique.

Conveniently recognize the built-in RAID0 strong state drive
The above picture shows the two Intel SSD hard drives identified inside the disk management. The capacity on the RAID0 after the formation of RAID0 is 223GB. Let's test to find out how much disk functionality may be improved by RAID0 mode.
● Test system hardware environment


This test uses Intel Corei7-980X, the motherboard uses MSI X58Platinum, since this motherboard not simply supports USB3.0, but in addition supports the latest SATA6Gbp / s interface.




Test platform introduction Central processor IntelCorei7-980X (six-core / 133MHz * 25 / 12MB shared L3 cache) memory module Apacer Cheetah 2GBDDR3-1600 (2GB / DDR3-1600 / CL = 9) motherboard MSI X58Platinum (IntelX58Chipset / BIOS version number : 0112) Graphics card laser wind HD68701024MB Dragon Lizard version (HD6000 / Core: 900MHz / Video memory: 4200MHz / DDR5) Challenging disk Seagate 7200 to 7200.121TB (1TB / 7200RPM / 32M cache / 50GBNTFS method partition) Energy supply Corsair HX850W (ATX12V2. 0 / 850W) Show Samsung P2450 (24-inch LCD / 1920 * 1080 resolution)
● Computer software environment of test technique


Operating program and driver operating method Microsoftwindows7 Ultimate Edition (Chinese version / version quantity 7600) Motherboard chipset driver IntelX58Chipsetfotwin7 Ultimate Edition (WHQL / version quantity 9.1.1.1004) Graphics driver AMD-ATICatalystforWin7 Ultimate Edition (WHQL / version quantity 10.ten)
1920 * 1080_32bit60Hz

● Introduction of test application


Test computer software bottom test HDTune4.60HDTach3.0.4ATTOBencmMark benchmark test PCMarkVantage actual overall performance test
FastCopyver1.99r2

● Bottom test: HDTuneProv4.60
HDTune is a tough disk efficiency diagnostic test tool. file encryption software could detect the transmission rate, burst data transmission rate, data access time, CPU utilization rate, wellness status, temperature with the tough disk, and scan the disk surface. In addition, the firmware version, serial quantity, capacity, cache size, and current transfer mode of the tough disk might be detected in detail.

Single Intel SSD Solid State Drive Benefits

Achievement of RAID0 mode within the formation of Lekuo accelerator card
By means of the Lezhuang dual-channel hard disk acceleration card, we see that soon after setting up a RAID0 technique, the disk overall performance has been significantly enhanced. The typical read speed of a single Intel 120GB strong state drive is 147MB / S, and right after setting up RAID0, it can be improved to far more than 220MB / S. , The improvement is extremely apparent.
Temporarily neglect the SSD Le expansion dual-channel tough drive acceleration card evaluation
Author: Zhongguancun On the web Sun Yuliang Editor: Sun Yuliang [original] CBSi China ZOL 2011 Nian 01 Yue 12 date [36 comments]



● Bottom test: HDTuneProv4.60
HDTune is really a tough disk overall performance diagnostic test tool. It might detect the transmission price, burst information transmission rate, information access time, CPU utilization rate, wellness status, temperature from the tough disk, and scan the disk surface. Additionally, encryption software free download , serial quantity, capacity, cache size, and existing transfer mode from the really hard disk may be detected in detail.

Single Intel SSD Strong State Drive Final results

Achievement of RAID0 mode within the formation of Lekuo accelerator card
Within the write test, the efficiency may be the exact same because the HDTune read test. After the RAID0 array is formed, the write performance is improved from 96MB / S to a lot more than 150MB / S, as well as the overall performance is remarkable.
● Underlying test: HDTach comparison
HDTach read speed test does not rely on the file technique, the curve score is basically equivalent towards the internal transfer rate test of your difficult disk. It reflects the idealized really hard disk speed, and its extension component is concerning the reflection on the buffertodisk item within the disk efficiency table. Nevertheless, in genuine applications, there are actually very few opportunities to reach such a height.

Single Intel 120GB Strong State Drive Results

Achievement of RAID0 mode inside the formation of Lekuo accelerator card
Within the HDTach test, the typical study speed of a single Intel 120GB solid-state drive was about 160MB / S, and immediately after the formation of a RAID0 array, the average study performance enhanced to 231MB / S, but the burst price didn't modify significantly, basically maintained at 250MB / S around.
● ATTODiskBenchmark
ATTODiskBenchmark is definitely an exceptional and no cost disk benchmark software program that supports reading and writing test of stability / burst transfer price. It is actually appropriate for reading and writing performance test of standard really hard disk, RAID, USB flash disk, mobile memory card and also other solutions.

Single Intel 120GB Strong State Drive Benefits

Achievement of RAID0 mode within the formation of Lekuo accelerator card
In the ATTObenchmark test, despite the fact that the reading speed is basically steady, the writing has been drastically enhanced. The maximum create is improved from 120MB / S to 170MB / S within a single block, as well as the performance distinction is obvious.
PCMarkVantage test
This test uses the PCMarkVantage officially released by Futuremark, and this new version is specially constructed for WindowsVista32 / 64-bit and no longer supports Windows2000 / XP.

Single Intel 120GB Strong State Drive Benefits

Achievement of RAID0 mode in the formation of Lekuo accelerator card
Within the PCMarkVantage test, a single Intel 120GB solid-state drive scored 30169 points, and immediately after the formation of a RAID0 technique, the score was raised to 35063 points. PCMarkVantage specific really hard disk test products incorporate the usage of WindowsDefender, 'AlanWake' games, image import, Windows Vista startup, video editing, media center use, WindowsMediaPlayer search and classification, as well as the commence of your following programs: OfficeWord2007, AdobePhotoshopCS2, InternetExplorer, Outlook2007, etc. Items, please click the above image to enlarge.
Application efficiency test: FastCopy
FastCopy is really a compact file / directory copy tool with highly effective functions and superior overall performance, which can completely exploit the capabilities with the file technique and really hard drive, and supports counting and timing. A copy of the game catalog is utilised right here for a total capacity of six.4GB.

Single Intel SSD Strong State Drive Benefits

Achievement of RAID0 mode in the formation of Lekuo accelerator card
● Complete text summary:
From the test outcomes, immediately after the two Intel SSDs within the test form a RAID0 system, the results have been drastically enhanced. Both the theoretical bandwidth plus the actual benchmark test have been significantly enhanced in comparison to the previous ones. And in the user's point of view, let us really feel that RAID0 array is no longer a high-end technologies, and it merely brings us an excellent overall performance improvement via simple settings. Especially in the file writing, the performance is doubled, the transmission speed is increased by one hundred megabytes, plus the waiting time is lowered. At present, the price of Lezhuang dual-channel hard disk accelerator card is only 179 yuan. Whether or not it's cost-effective or operational, it can be an excellent selection for common users.
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