It's a Dramless TLC nvme drive.Heads up:
There're some reports of swapping the parts (or whatever) and the performance has gone down.
However, this is the cheapest NVME you could have at the moment.Update 8/26/21 2:30pm PT:WD has issued the following statement to Tom's Hardware regarding the matter:
"In June 2021, we replaced the NAND in the WD Blue SN550 NVMe SSD and updated the firmware. At the time, we updated the product data sheet. For greater transparency going forward, if we make a change to an existing internal SSD, we commit to introducing a new model number whenever any related published specifications are impacted. We value our customers and are committed to providing the best possible solutions for their data storage needs."
- PCIe Gen 3 Interface
- M.2 2280 Form Factor
- Up To 2400MB/s Read |1950MB/s Write Speeds
- 5 Year Manufacturer Warranty
WD BLUE SN550 1TB NVME M.2 2280 PCIE GEN3 SSDLooking for lightning-fast, ultra responsive performance for your PC? Meet the WD Blue SN550 NVME SSD range, which delivers over 4 times the speed of WD's best SATA SSDs.
Whether you're creating, casually gaming or processing data, take advantage of this powerful internal drive's high speeds to do more, faster. The SN550 NVME SSD is available in capacities up to 1TB in an affordable M.2 2280 form factor.Key Features:
Upgrading from SATA to NVME
- Great for small-form factor PCs with a slim single-sided M.2 2280 PCIe Gen3 x4 NVME SSD.
- Scalable NVMe hardware, accelerated architecture for high performance and low power draw.
- Cost-effective storage solution that adds to the reliability of an SSD.
With next-generation NVMe power at the heart of your PC, you can boot faster, work smarter and play longer. This cost-effective storage solution makes NVMe performance affordable. With lightning-fast and ultra-responsiveness, the SN550 features epic read speeds so you can do more of what you love, faster.
Including the latest 3D NAND technology and backed by WD Blue's quality and reliability, the SN550 has been tested thoroughly to ensure it delivers optimised and consistet performance. Thanks to it's slimline form factor, it's ideal for your next custom build or system upgrade. Set up is easy, so you can enjoy the NVME benefits as soon as possible.Tiered Storage
In your desktop, you can combine SSDs and hard drives together to best suit your needs. Perhaps you may choose to boot from a 500GB WD Blue SN550 NVMe drive, and keep regularly used data on a high capacity 2TB WD Blue SATA SSD? Then, you can keep infrequantly used data, content and games for example on a high capacity 6TB WD Blue HDD.Up to 4x Faster than SATA
With speeds up to 2,400 MB/s, the WD Blue SN550 NVMe is up to 4x faster than a regular Sata drive (at 560 MB/s)- this is also significantly faster than regular hard drives.Perfect Fit
Slim, single-sided design is perfect for a better fit with practically every desktop and notebook, making installation a breeze.
Low Power Consumption
By having a power efficient design, the NVMe promotes longer battery life for your system.