Cannot find details for this specific model, but this is not a junk brand. I have a bunch of their FN955 2TB ones, and they were good speed.
From model name alone, 991 is as high as it goes in their lineup :)
Official page: https://fikwot.net/products/fikwot-fn955-m-2-2280-ssd-pcie-g…
Press Apply 10% off Coupon button to go from $409.99 to $368.99.
Product Specifications:
- Interface: PCIe Gen 4x4
- Form Factor: M.2 2280
- NAND Flash: 3D NAND QLC
- Dimensions: 80mm x 22mm x 2.5mm
- Master Controller: MAP1602 + YMTC EMS X3-6070
- TWB: 1TB - 700TBW, 2TB - 1400TBW, 4TB - 2800TBW
- Read/Write Speed:4TB : Read (max.) up to 7300 MB/s / Write (max.) up to 6200 MB/s
Then I saw it was QLC, oh (profanity), is it bad? Then found this: https://www.guru3d.com/story/ymtc-advances-in-nand-flash-tec…
Exercise left to the reader, lol