Following up from our latest have a look at 8TB QLC SSDs, immediately we’re having a look on the 1TB Corsair MP400. This is a QLC NVMe SSD utilizing the Phison E12 controller, which places it a step up from earlier QLC SSDs that used four-channel Silicon Motion controllers. Unlike final week’s overview of 8TB SSDs, this time we’re coping with a way more inexpensive capability of 1TB. At 8TB, most of the downsides of QLC NAND will be overcome by the sheer quantity of flash reminiscence, however this 1TB drive falls towards the low finish of the QLC SSD capability vary and faces actual competitors from entry-level drives utilizing TLC NAND.
Corsair MP400
The MP400 is Corsair’s reply to Sabrent’s Rocket Q and different related SSDs which have adopted the mixture of the Phison E12S controller and QLC NAND. Compared to the Sabrent Rocket Q, Corsair’s specs for the MP400 are a bit extra optimistic on efficiency and a bit decrease on the write endurance ranking, however we count on the real-world variations between these drives on the identical capability to be insignificant given the near-identical {hardware}.
Corsair MP400 1TB (QLC) and the Corsair Force MP510 (TLC)
Sabrent’s Rocket Q product line covers capacities from 500GB to 8TB. Corsair drops the 500GB possibility, which could be very affordable: we contemplate 1TB to be the naked minimal for a QLC drive to make sense. That’s very true of those drives that use an 8-channel Phison E12S controller, half of which fits unused on a 500GB QLC mannequin. Mushkin’s just lately introduced ALPHA sequence goes even additional and can solely provide 4TB and 8TB choices.
| Corsair MP400 Specifications | |||||
| Capacity | 1 TB | 2 TB | Four TB | Eight TB | |
| Form Factor | M.2 2280 PCIe three x4 | ||||
| Controller | Phison E12S | ||||
| NAND Flash | Micron 1Tbit 96L 3D QLC | ||||
| Sequential Read (MB/s) | 3480 | ||||
| Sequential Write (MB/s) | 1880 | 3000 | |||
| Random Read IOPS (4kB) | 190okay | 380okay | 610okay | ||
| Random Write IOPS (4kB) | 470okay | 560okay | 710okay | ||
| Power Consumption | 4.Zero W | 5.5 W | 6.5 W | 6.5 W | |
| Warranty | 5 years | ||||
| Write Endurance | 200 TB 1.04 DWPD |
400 TB 0.52 DWPD |
800 TB 0.26 DWPD |
1600 TB 0.13 DWPD |
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| Current Retail Prices | $114.99 (11¢/GB) |
$244.99 (12¢/GB) |
$662.00 (17¢/GB) |
$1498.00 (19¢/GB) |
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The 1TB capability level is at the moment the quantity spot within the shopper SSD marketplace for QLC, with essentially the most competitors and the very best costs on a per-GB foundation. QLC SSDs have made multi-TB SSDs extra inexpensive, however 2TB and bigger drives nonetheless have a tendency to hold a premium. In the entry-level NVMe market phase, there’s overlap at 1TB between DRAMless TLC designs and QLC with DRAM designs, two markedly totally different methods for slicing prices. There are fortunately solely a handful of DRAMless QLC NVMe drives that mix each weaknesses. There are additionally a number of comparatively budget-oriented TLC SSDs with DRAM that hit low value factors utilizing cheaper 4-channel controllers.
Corsair MP400 1TB (QLC, Top) and the Corsair Force MP510 (TLC, Bottom)
Each of those approaches to an entry-level NVMe SSD (QLC+DRAM vs TLC with out DRAM) comes with its personal typical weaknesses, and a few benefits. DRAMless SSDs will undergo below workloads with heavy random IO, however the place they do provide first rate efficiency they have a tendency to have superb energy effectivity – not having to energy any exterior DRAM chips helps. QLC SSDs undergo most throughout sustained writes, and are very closely reliant on their SLC caches. Smaller drives have smaller SLC caches, so it will likely be a lot simpler to overflow that write cache on this 1TB MP400 than on the bigger variants. Most QLC and TLC drives have a tendency to make use of SLC caches, however QLC drives additionally have a tendency to make use of the biggest SLC cache sizes potential, which exacerbates the efficiency issues as soon as the cache is full -…
