Strengths:Repeat after me, Fast, Fast, Fast!, 95% of the performance of 15,000 RPM SCSI drives without the SCSI headaches, 16 MB buffer, 4.6 ms seek time
Weaknesses:Price is still high at $200, 150 GB is on the smaller end compared to current 1 TB monster drives, Raptor X is louder than regular 150 or 75 GB Raptors, SSD drives may soon eclipse the Raptors
Posted Jan 6, 2008 - (Jan 6th, 2008) Every few months one of the five or so large drive manufacturers (Western Digital, Maxtor, Hitachi, etc) comes out with a new hard drive claiming revolutionary advancements. This crap is almost never true, but with the 150 GB Raptor we finally have a drive that trys to live up to some of its billing. If you are an enthusiast, power user, rich or just plain hate the slow boot times of Windows, then these Raptors are your ticket. The model I am reviewing here is the Raptor X and includes a clear window in the top plate. There is another version of the 150 GB Raptor as well, with the primary difference being that it does not have the window and is therefore quieter.
Western Digital has taken a long close look at its previous 10,000 rpm Raptor drives (and many competitors 10,000 and 15,000 rpm SCSI drives) and improved upon almost every weakness. Most notably, the Raptor now sports 150 GB of storage, which is double the amount of room of its previous flagship Raptor. The drive also had a 16 MB data buffer which aids in lower read/write times (versus 8 MB on the 74 GB Raptors). The only offset is that the 150 GB Raptor X is about 9 dBa louder than the 74 or 36 GB Raptor versions (due to the polycarbonate window)(this is not true for the regular non-window 150 GB Raptor which is only about 1~2 dBa louder). With my mediocre equipment, I measured an output of 51 dBa during read times for the 150 Gb version versus 42 dB for the 74 GB Raptor. The drive is also about the same temperature as the 74 GB Raptors thanks to the identical heatfin design and perhaps the 4 physical read/write heads. I measured only 37 degrees celcius on both drives versus 39 C on my older 74 GB Raptors.
This new Raptor also supports almost all of the innovations of the new SATA II standard, including Native Command Queing (NCQ). NCQ is basically a mathematical algorithm that prioritizes the drive's read heads to pick up data from the platters depending upon physical closeness versus the serial functions of older SATA drives. These new Raptors unfortunately run at the older 1.5 Gb/s SATA I speeds but there is no application that would be able to saturate this bandwidth anyway. These features add up to an out of this world 241 MBps Burst speed in HD Tach 3.1 (when setup in a RAID O (x2 drives) configuration) and about 78 MBps write speed sustained for one drive. In fact, if you compare these drives to the ultra expensive and elite SCSI 15,000 RPM drives, you find that you will get about 90 to 120% of the performance for only about 30 to 50% of the price (and without any of the SCSI setup headaches).
Modders and hardware monkeys will love the new 150 GB Raptor X models because the top of the drive is transparent polycarbonate. The drive also looks damn nice with a tough industrial styling and heat fins on the side to help with thermal output. Also, do not forget that these drives come with five year, no questions asked warranties to back up your investment.
The only downside might be that recently released solid state drives (SSD) can produce much faster reads (but are still slower in the write department). When the capacity and write speeds for the SSD drives start to catch up, I can see the demise of the Raptor series beginning. These Raptors have truly raised the bar and the only folks who will not be desiring these drives will be home movie/video editors who need huge drives to store all their movies on. If you lust after good hardware for your computer then prepare to sell your prized possessions on Ebay, refinance the home, or send your children into indentured servitude because these new 150 GB Raptors just upped the bar another notch.
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