Silicon Power UD90 | 4 TB | NVMe | PCIe 4.0 | 5,000 MB/s read | 4,500 MB/s write | $239.99 $208.99 at Amazon (save $31)
At just $0.05 per GB, this is a pretty ridiculous amount of SSD storage for your money. It's not full Gen4 speed but for backups and general game storage, it's more than fast enough. Throw one of these in your gaming PC and you'll be set for years.
Price check: Newegg $209.99
Silicon Power XS70 | 4 TB | NVMe | PCIe 4.0 | 7,200 MB/s read | 6,800 MB/s write | $269.99 $229.99 at Newegg (save $40)
If you're looking for 4 TB of NVMe storage but don't want to sacrifice the speed, then this XS70 will fit the bill perfectly. That chunky heatsink is more than just for show, it does a great job of keeping every nice and cool.
Price check: Amazon $246.99
Spending $200 or more on a single drive might seem to be a daft thing to do when there are some great Prime Day SSD deals to be found. But these two offers are a bit special because you're looking at 4 TB of NVMe storage, for a price that's as low as $0.05 per GB. Yes, that's right—just five cents per gigabyte. The mind boggles.
What I've got here is a nice choice of big-but-not-super-fast and big-and-super-fast, and there's only a $21 difference between the two. So just go for the latter, yes? Well, it's not quite as simple as that.
The cheaper offer is for a Silicon Power UD90 SSD. It's hard to tell exactly what NAND flash and controller chip is used in this model because Silicon Power uses a variety of suppliers for its parts. No matter what's underneath the label, though, it's not the fastest PCIe 4.0 SSD you'll see and the lack of DRAM means it won't be able to sustain its performance when handling hundreds of GBs of files.
But for general storage, be it a backup, documents, or games, it will be fine and it will serve you well for many years. Just make sure that you fit it into a motherboard that has heatsinks on its M.2 slots to prevent the drive from getting too hot.
Silicon Power does have a
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