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WD Black SSD M.2 WDS256G1X0C 256 GB

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$128.88 
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WD Black 256GB Performance SSD - 8 Gb/s M2 PCIe NVMe Solid State Drive WDS256G1X0C Old Version

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WD Black SSD M.2 [WDS256G1X0C]
$128.88 
WD WDS256G1X0C
256 GB512 GB
Placement
internal
Size
256 GB
Form factor
M.2
M.2 interface
PCI-E 3.0 4x
Memory type
TLC
NVMe
Write speed
700 MB/s
Read speed
2050 MB/s
Shockproof
1500 G
MTBF
1.75 m h
Write IOPS
130 K
Read IOPS
170 K
TBW
80 TB
DWPD
0.2 times/day
Manufacturer's warranty
5 years
TRIM
Size
22x80 mm
Weight
7 g
Added to E-Catalog
april 2017
NVMe. AES 256bit. Compact dimensions. High read and write speed even after a crash. Large RAM cache. 5 years warranty.
Not compatible with some laptops (length 80mm, NVMe interface).
Information in model description is for reference purposes.
Before buying always check characteristics and configuration of product with online store manager
Catalog WD 2024 - new products, best sales and most actual models WD.

WD Black SSD M.2 WDS256G1X0C configurations

Price for WD Black SSD M.2 WDS256G1X0C
WD Black SSD M.2 WDS256G1X0C 256 GBfrom $128.881 offer
WD Black SSD M.2 WDS512G1X0C 512 GBfrom $231.001 offer

higher mathematics

WD Black SSD M.2 is one of the cheapest "true" M.2 drives that work through PCI-E 3.0 x4 (NVMe) interface. The manufacturer claims read and write speeds of 2050 and 700 Mbps, respectively. And if the first figure in fact turned out to be even higher (2150 MB / s), then the second is true only for files with a volume of less than 3 GB, which, however, was to be expected based on the low price. The reason for the drawdowns in write speed is SanDisk planar TLC memory (taken over by Western Digital) with a high speed for its class, but low by the standards of NVMe drives — 200 MB / s. And already the virtual SLC-array raises this figure to the claimed 700 MB / s.

Critical temperatures

The Marvell 88SS1093 smart controller, like the controllers of other NVMe SSDs, turned out to be pretty damn hot in fact. During continuous active operation, the temperature of the disk rises to 70°C, after which an emergency reduction in speeds begins. To prevent this from happening, we recommend getting a motherboard with a heatsink for an M.2 slot, or simply pointing a case fan at the drive.

It is not worth it

As a result, the WD Black M.2 turned out to be, undoubtedly, a very fast SSD with a five-year warranty, but at the same time too “capricious”. We can recommend it for purchase, perhaps, only to avid computer enthusiasts who like to brag about the performance of benchmarks to like-minded friends. For the rest, it is better to take a closer look at the less fast, but problem-free and exactly the same compact SATA-M.2 WD Green drive. In addition, Green, unlike Black, is guaranteed to be compatible with laptops with an M.2 slot that works exclusively in SATA mode.

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