Random Read Performance

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

Iometer - 4KB Random Read

Random read performance at low queue depths is decent, but not class-leading. Similar to what we saw in the Storage Bench tests, only Samsung has a notable advantage over other manufacturers.

Iometer - 4KB Random Read (Power)

Power consumption, on the other hand, is outstanding as the BX100 is the most efficient drive we have tested.

Crucial BX100 120GB

Since the SM2246EN is purely a client controller and fairly lightweight in general, it doesn't offer very aggressive scaling and tops out at 300MB/s, whereas many competing drives are able to achieve up to 400MB/s at the highest queue depths. Fortunately that's not relevant to client workloads, so the lack of high QD performance isn't that much of an issue.

 

Random Write Performance

Iometer - 4KB Random Write

Random write performance is also average, but the power consumption is again excellent and it should be noted that the power draw doesn't increase substantially with higher capacities (but neither does performance). 

Iometer - 4KB Random Write (Power)

Crucial BX100 120GB

Performance scaling at higher queue depths isn't that impressive, but the BX100 does scale very well at low queue depths and the performance at QD1 is very good, which is ultimately the most important queue depth for client workloads. 

AnandTech Storage Bench - Light Sequential Performance
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  • stickmansam - Friday, April 10, 2015 - link

    Any thoughts on how performance would be like if the BX100 didn't have the Samsung like OP?
  • bricko - Friday, April 10, 2015 - link

    Been researching ssd for a bit, these seem ok, but after watching the Intel discussion of their massive new Intel 750 NVMe, PCIe 3, 1.2 Tb will make one cry, 2-4 times the speed of these old SATA stuff. Half height card for pcie slot. But massive cost, like 1100 for the 1.2 Tb, but the charts are scary. Better with new X99 mobo

    http://www.pcper.com/reviews/Storage/Intel-SSD-750...

    http://www.anandtech.com/show/9090/intel-ssd-750-p...
  • Sunburn74 - Saturday, April 11, 2015 - link

    But no real world performance benefit for 99% of us.
  • just4U - Friday, April 10, 2015 - link

    I think the only real problem I have with the BX100 is ... believe it or not pricing. Here in Canada I've bought 4 of these drives but I've had to scour the net for price match deals to even come close to the MX100 which.. actually was 10-20% lower in costs. Ticks me off really.. their coming close to price parity with the older model but still not there yet.. The Sandisc Ultra2 is cheaper but it's almost always out of stock.. they tried to price this damn thing like the higher end drives. :(
  • stickmansam - Saturday, April 11, 2015 - link

    Canada has always suffered by worse off pricing and stock issues.
  • frombauer - Saturday, April 11, 2015 - link

    Would this be a tangible empirical upgrade over a 256GB Samsung 840 Pro?
  • Margalus - Saturday, April 11, 2015 - link

    no, nothing you would be able to notice in usage.
  • Morawka - Saturday, April 11, 2015 - link

    whats up with the 850 EVO scores? do you guys only have laptop drives or something? Wanted to see how it compares to a 2.5" 850 Evo, and obviously the Msata scores dont compare to it.
  • Kristian Vättö - Saturday, April 11, 2015 - link

    I haven't had time to put the 2.5" 850 EVOs through our new SSD suite yet, but I have the scores for the mSATA/M.2 versions since we just reviewed those. The performance should essentially be the same though since the hardware is no different.
  • Nordlicht - Saturday, April 11, 2015 - link

    It would have been nice to have BX100 being compared to Transcend SSD370. Both use the same controller. However, SSD370 uses Micron's 20nm NAND whereas BX100 uses the next generation 16nm. Performance is similar?

    On the surface the SSD370 could be more reliable due to bigger feature size. BX100 commands a small price premium, though.

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