NM620

Get the Lexar NM620. TLC flash is good; QLC flash has low durability and becomes noticeably slower after a few years. If possible, get a drive with TLC. The Lexar NM620 uses TLC. The GM7 might use TLC or QLC. According to https://x.com/ex_royalNEET/status/1902010244999589923, the Six X7400 uses QLC.

The NV3 often uses QLC flash, which has low durability and becomes noticeably slower after a few years. Get a better drive with TLC flash like the Patriot P320, Lexar NM620, or WD Red SN700.

The NV3 often uses QLC flash, which has low durability and becomes noticeably slower after a few years. Get a better drive with TLC flash like the Patriot P400 Lite, Lexar NM620/NM710, or goodram PX500/PX700.

I'd be fine with the RAM assuming it's the same speed as what Lenovo would have shipped it with, but the SSD...first of all, you got a PCIe 3.0 SSD instead of a 4.0 one. Lenovo does only claim 3000 MB/s for the original 512GB SSD, which is less than what Lexar claims for the NM620, but here's what I

The S690Q uses QLC flash, which has low durability and becomes noticeably slower after a few years, so it should not be used as the OS drive. Get a better drive with TLC flash like the Lexar NM620, WD Blue SN5000, Adata Legend 900 Pro, or TeamGroup G50.

The NV3 often uses QLC flash, which has low durability and becomes noticeably slower after a few years. Get a better drive with TLC flash like the Lexar NM620 or TeamGroup MP33 Pro/G50.

Хороша збірка, лише сподіваюсь що система встановлена не на Lexar NM620 256GB SSD

Well, perhaps I should swap for a Lexar NM620 SSD 1TB PCIe Gen3 NVMe M.2 or WD Blue SN5100 1TB , 7100MB/s M.2 NVME , PCIe 4.0 They do seem better than WD green speed-wise

The lower speed of external drives might be measurable, but is probably not noticeable in games. An NVMe drive is much faster than SATA at a better price. Consider the Patriot P310, WD Blue SN580, or Lexar NM620 (all 1 TB, on Amazon).