Sequential Read/Write Speed

Using the latest build of Iometer I ran a 3 minute long 2MB sequential write test over the entire span of the drive. The results reported are in average MB/s over the entire test length:

2MB Sequential Read - MB/s

Saturating the bandwidth offered by 3Gbps SATA, the Crucial RealSSD C300 and OCZ Vertex LE are the fastest you can get. However, pair the C300 with a 6Gbps controller and you'll get another 70MB/s of sequential read speed.

The Toshiba based SSDNow V+ does a bit better than the Samsung based OCZ Summit at 224MB/s. You're still better off with an Indilinx drive though.

Despite being based on an architecture that was first introduced in 2008, the X25-Ms are still able to nearly saturate the SATA 3Gbps bus.

2MB Sequential Write - MB/s

The sequential write speed of the SandForce SF-1500 controller is just ridiculous. OCZ is able to virtually saturate the SATA 3Gbps bus at 252.7MB/s. In the past it would take us two SSDs or a whole crapton of hard drives to get that sort of sequential write throughput. The RealSSD C300 is a distant second place at ~200MB/s, which is still not bad. Kingston's SSDNow V+ actually does well at 192.5MB/s here.

The Intel drives are still banished to the bottom of the chart with their <= 100MB/s sequential write speeds.

Random Plug: Apricon’s SSD Upgrade Kit & The Test Random Read/Write Speed
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  • crimson117 - Friday, February 19, 2010 - link

    They can still buy more SF-1500 controllers at the non-sweetheart-deal price and create new drives for warranty replacements. Or they could offer refunds but not replacements.
  • vol7ron - Saturday, February 20, 2010 - link

    I'm glad they realized that the controller was too expensive. It should definitely be cheaper, SF is ripping them off. I think this was a good move on their part.

    But, I also have to wonder, was this decision influenced in part from the CES-2010? The V2Pro seems lke it was a not superior, but competitive product that would soon be inferior. Just makes me wonder if execs said, "halt production, sell what you can. We'll market it as Limited Edition."

    vol7ron
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