Mixed Random Read/Write Performance

For full details of how we conduct our Iometer tests, please refer to this article.

Iometer - Mixed 4KB Random Read/Write

The 480GB and 120GB do fairly well in mixed performance, but the 240GB is behind its peers. Although it is worth noting that the 480GB does also consume twice the power, making it not very efficient for use in battery driven platforms.

Iometer - Mixed 4KB Random Read/Write (Power)

There is nothing spectacular in the scaling graphs. The performance scaling could be more aggressive with writes, but the SX930 doesn't have good write performance to begin with.

ADATA XPG SX930

 

Mixed Sequential Read/Write Performance

Iometer - Mixed 128KB Sequential Read/Write

The SX930 does well in mixed sequential performance and the power efficiency is good for this test.

Iometer - Mixed 128KB Sequential Read/Write (Power)

The reason lies in good read-centric performance, which is surprising given that sequential read performance is the Achilles' heel of the SX930. Despite this it performs well with writes thrown into the mix, although again the performance when the distributions become write-heavy are nothing to write home about.

ADATA XPG SX930
Sequential Performance ATTO & AS-SSD
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  • dada121 - Thursday, July 16, 2015 - link

    First to take the throne,
  • Refuge - Thursday, July 16, 2015 - link

    can't wait for NVMe to give us some space to stretch our legs again! :)
  • Stochastic - Thursday, July 16, 2015 - link

    Just how much of an impact are NVMe drives expected to have on light tasks, e.g. boot times, application and game load times, etc. Could the average consumer benefit from a move to ultra high performance NVMe drives, or are the benefits limited to power users?
  • Refuge - Thursday, July 16, 2015 - link

    It is definitely more limited to power users. Especially until NVMe support and drives go down in costs. Right now it is enterprise or enthusiast only.

    But that is just par for the course. Software will be developed to use the extra horsepower one day, but not until after that level of performance is much more common place.

    SATA6 SSD's will be perfect for regular consumers for years to come. But I see in a couple years especially with how graphics resolutions are going through the roof that Gamers will start finding a use for the extra bandwidth once 4k gaming is mainstream and texture packs start to explode like they did back in the 90's.

    Remember when a 16g HDD running at 5400 RPM was the SHIT!?
  • TelstarTOS - Tuesday, July 21, 2015 - link

    Yeah, in those times i had SCSI :)
  • Adding-Color - Thursday, July 16, 2015 - link

    They could be useful for video editing and other stuff that profits from fast sequential reads/writes.
    For games not so much. Most games appear to be CPU limited not SSD disk limited (for load times, when you are using a SSD) and a recent review (forgot the link) showed almost no load times improvement using a 2GB/s NVME Pcie SSD compared to a 500MB/s SATA SSD.

    From a power and and efficiency standpoint NVME should have less latency and less lower consumption.
  • Impulses - Thursday, July 16, 2015 - link

    Content creation tasks, even with photos instead of video, can already benefit greatly from NVMe or M2/PCI-E in general... I'm getting a smaller M2 Samsung drive as soon as I have a mobo that supports it (Skylake?), not sure I see myself going for a large one until prices drop well under $1/GB tho, and that'll take a while.

    For a power user I think an M2/PCI-E SSD for OS/apps/scratch space + large SATA SSD drive/array for data will soon supplant the SATA SSD + HDD setups... But M2/PCI-E will be like the Raptors of the SSD world.
  • AnnonymousCoward - Thursday, July 16, 2015 - link

    Stochastic, you won't find the answer here, since AT doesn't do real world SSD testing.
  • benzosaurus - Sunday, July 19, 2015 - link

    Half of their benchmarks are literally recordings of the writes generated by doing real world things.
  • AnnonymousCoward - Sunday, July 19, 2015 - link

    Irrelevant. Stochastic asked how boot times and app load times compare.

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