The (new) Fastest Hard Drive Ever
Posted 04/21/08 at 06:59:40AM | by  

 

Ok, so technically a Dilophosaurus hocked the venom loogie all over Nedry's face. But in marketplace of consumer hard drives, there is no question that Western Digital's Velociraptor is the beast to be feared. The new 300GB, 10,000-RPM device comes as a much-needed bolster to Western Digital's high-performance storage line. After all, it's been two years since the launch of the 150GB Raptor X, and other drive manufacturers have been quick to take note.

Prior to today, Samsung's HD103UJ was the reigning king of storage, offering an unbeatable combination of awesome speeds at a price-per-gigabyte ratio that made the Raptor line of drives look ancient by comparison. After all, why would anyone want to spring for a slower 150GB drive when a slightly bigger investment would net a super-fast terabyte drive? The Velociraptor might still not be the best option for frugal computer enthusiasts on a strictly price-to-size ratio, but it's still not going to break the bank. Western Digital is selling the drives for exactly the same amount as the Raptor X drives at their launch: $300

Western Digital engineers must have been watching Honey I Shrunk The Kids when they were brainstorming for new storage ideas. The Velociraptor achieves its new footholds of speed and storage as a result of its reduced, 2.5-inch size. You're undoubtedly thinking about the ramifications of this, given that every modern desktop system under the sun fits 3.5-inch drives. Well, Western Digital's one step ahead of the form factor. It's strapped each Velociraptor drive to a mounting mechanism that conveniently doubles as a giant heatsink for the drive itself. Dubbed the "Icepak," the all-black base allows helps ensure that the drive run at temperature and noise levels comparable to the Raptor X.

The two-platter Velociraptor runs with the same cache as its predecessors, 16MB. Although the Velociraptor's drive's interface takes a much-needed upgrade from SATA 1.5 Gb/s to 3 Gb/s. Modders will frown at the drive's attachment to the the desktop: removing the Velociraptor drive from its Icepak voids the warranty. It's also pointless. Western Digital told us that the Velociraptor's power requirements exclude it from being able to be used in laptops.

So then. Just how fast is the new Velociraptor? Requisite charts and graphs and such are below. Before we begin, we need to note that we're running benchmarks on a drive that's an engineering sample. Once Western Digital release final, as-shipped-to-consumers drives, you can bet your byte that you'll be seeing a full review in Maximum PC. That said, here's a spoiler: in our real-world testing, the drive we checked out was 59 percent faster than a Raptor X and 18 percent faster than Samsung's HD103UJ.

Single-drive test

BENCHMARKS
  WD Velociraptor WD Raptor X Samsung HD103UJ
HDTach Burst (MB/s) 255.1 117.6 204.5
HDTach Random Access (ms) 7.1 8.1 13.7
HDTach Average Read (MB/s) 104.6 65 96.8
HDTach Average Write (MB/s) 96.7 63 84.4
PCMark05 Overall 9457 5956 8014

All HDTach scores use HDTach 3.0.1.0.

We've bolded the best scores in the above benchmark chart, although it would probably be easier to just note that the Velociraptor beats its peers in every single category we test. Five for five. Gold medal. Epic win. It's important to note that HDTach scores are a synthetic benchmark, more designed to make sure a drive is running up to snuff. We care about the PCMark05 score most of all--it's an accurate representation of real-world storage demands by an operating system and its software.

But wait, there's more! Since we were feeling a bit antsy, we decided to test the RAID performance of the Velociraptor against its predecessor. We're mainly concerned about RAID 0 performance, although we included a measurement of the Velociraptor's RAID 1 stats for those who are a bit more into data replication.

RAID test

BENCHMARKS
  WD Velociraptor WD Velociraptor (RAID 1) WD Velociraptor (RAID 0) Raptor X (RAID 0)
HDTach Burst (MB/s) 255.1 229.9 346.6 204.9
HDTach Random Access (ms) 7.1 7.2 7.2 8.2
HDTach Average Read (MB/s) 104.6 100.8 168.2 104.9
HDTach Average Write (MB/s) 96.7 93.5 162.9 113.6
PCMark05 Overall 9457 8471 11609 8495

All RAID scores use onboard RAID as provided by our test bed's motherboard, an Evga 680i.

Save for the most minor of difference in random access times, it's obvious that two hunks of awesome working in tandem are better than anything else we've seen on the storage front. A RAID 0 Velociraptor setup clocks in PCMark05 scores approximately 37 percent faster than a RAID 0 array of two Raptor X drives. That's all well and good, but there's one more encounter the Velociraptor has yet to meet -- the Holy Grail of speedy storage, a solid-state drive.

How does the Velociraptor fare against an SSD? Come find out!

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Comments

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Speedy
Submitted by Keith E. Whisman on Mon, 2008-04-21 05:25.

Awsome.
I thought I saw somewhere lastnight on the net somewhere there was an Enterprise class HDD that has a 400+gig capacity and speeds along at 15000RPMs. I think it was SATA. I did'nt read the entire article but a google search should bring it up. 15000RPM's just turns me on. Really it floats my boat.

Actually I found the article and here is the URL made tiny as it's huge http://tinyurl.com/3kplgb
Here is the Headline quoted "New Hitachi High-Speed Drives Hit 450GB" And it is SCSI. Oh well.

Oops
Submitted by sc123 on Mon, 2008-04-21 07:29.

The last graph it labeled "Specs" and some of the bolding is wrong. Just FYI

i wonder why they weren't
Submitted by dc10ten on Mon, 2008-04-21 08:57.

i wonder why they weren't going with 32mb cache?

32mb cache
Submitted by Keith E. Whisman on Mon, 2008-04-21 13:36.

Well this is a new hard drive. This is just a guess. They probably used the hard drive controller board off of an older hard drive. This is done all the time. No need to reinvent the wheel if you have one that works just fine.
Perhaps as the hard drive matures they will customize it more for better performance. More cache and instructions. Like they do for their other HDD's.

Can you test 4 of these with
Submitted by mike2060 on Mon, 2008-04-21 09:43.

Can you test 4 of these with that Adaptec Raid controller?

SSD, really faster?
Submitted by Link2Ib on Mon, 2008-04-21 16:53.

I think it's a little incorrect to say that the SSD is much faster than the Velociraptor. Seek times aren't everything, and the Velociraptor slaughters the SSD in burst speeds and average read and write speeds, especially in RAID. The only reason the PCMark score is so high is probably because of the seek times, which are to be expected for an SSD since its seek times are essentially going to be 0 no matter what.

HDTach is a synthetic
Submitted by TheMurph on Mon, 2008-04-21 17:14.

HDTach is a synthetic benchmark that doesn't reflect real-world performance with a drive. Granted, neither is PCMark05, technically. However, its scripts are based on real-world application traces, making it far more useful to determine a drive's actual, as-working-in-your-system performance capabilities.

Excitement has reached Nedry level
Submitted by BloOdymAN666 on Mon, 2008-04-21 21:40.

Wow, this is really exciting I can't wait to see these things in person.

Also, the fact they're named velocaraptors is brilliant.

I never thought I would say this but....
Submitted by Mayhemm on Wed, 2008-04-23 01:02.

Is WD planning to make them in a smaller capacity?

300GB is really too big for a boot drive and too small for media storage (for me, anyway)

It would be nice to update my 5-year-old Raptor with a modernized, speedier version around the same capacity.



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