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From: Jens Axboe <axboe@suse.de>
To: Jeff Garzik <jeff@garzik.org>
Cc: "linux-ide@vger.kernel.org" <linux-ide@vger.kernel.org>
Subject: Re: Gigabyte i-Ram cards
Date: Wed, 22 Mar 2006 08:33:56 +0100	[thread overview]
Message-ID: <20060322073355.GU4285@suse.de> (raw)
In-Reply-To: <441F63E6.2090204@garzik.org>

On Mon, Mar 20 2006, Jeff Garzik wrote:
> 
> While responding to email related to Bugzilla# 6163 [1], I took a look 
> at the Gigabyte i-Ram[2]:  PCI card, where PCI only provides power to 
> some DIMMs.  Data xfer to/from DIMMs via SATA cable.  So, at current 
> prices[3] one can get a 1GB Solid State Disk for US$206:  US$153 for the 
> card, and US$53 for 1GB pc2700 ddr.
> 
> I'm impressed.  I ordered one to help debug BZ#6163, but I think these 
> cards will help expose bugs in libata due to their high speed.  With 
> these cards, we can push more data through libata than would normally be 
> possible with a standard disk drive.

But they are still only 1.5Gbps, right? Which is really a shame, since
that makes it only about twice as fast as the good drives out there in
terms of sequential transfer. Seeks are in a different league of course
:-)

Still strange why they did not go for the full 3.0Gbps link speed.

-- 
Jens Axboe


  parent reply	other threads:[~2006-03-22  7:33 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-03-21  2:24 Gigabyte i-Ram cards Jeff Garzik
2006-03-21  3:09 ` Eric D. Mudama
2006-03-21 22:53 ` Jure Pečar
2006-04-07 21:10   ` Jure Pečar
2006-03-22  7:24 ` Mogens Valentin
2006-03-22  7:33 ` Jens Axboe [this message]
2006-03-22 13:22 ` Bryan Fink
2006-03-22 23:29   ` Jeff Garzik
2006-03-23 10:50     ` Tejun Heo
2006-03-23 19:16     ` Mogens Valentin

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