Verdict

These are comparable SSDs. The LNM790X002T-RNNNU is rated for the most write endurance, so it lasts longest in a NAS that sees steady writes; for light use any is fine and price decides.

LNM790X002T-RNNNU
Lexar NM790 · 2TB · Desktop
$330 ($165.00/TB)
MZ-V7S2T0
Samsung 970 EVO Plus · 2TB · Desktop
$350 ($175.00/TB)

Value at a glance

Price / TB
LNM790X002T-RNNNU $165.00
MZ-V7S2T0 $175.00
Endurance (TBW)
LNM790X002T-RNNNU 1,500 TB
MZ-V7S2T0 1,200 TB

Price history

US · cheapest per day

LNM790X002T-RNNNU $330 MZ-V7S2T0 $350
zoomed · drag to zoom
$747 $439 $130 Sep 2024 Feb 2025 Jul 2025 Nov 2025 Apr 2026 Sep 2026
LNM790X002T-RNNNU MZ-V7S2T0
Capacity 2 TB 2 TB
Form factor M.2 M.2
Interface NVMe NVMe
NAND type TLC TLC
Endurance (TBW) 1,500 TB 1,200 TB
DWPD - -
DRAM cache No Yes
Power-loss protection No No
Sustained write - -
Cost / TBW $0.220 $0.292
Price / TB $165.00 $175.00
Buy
$330
View at Amazon →
$350
View at Amazon →

Highlighted cells mark the stronger spec for a NAS build. Failure rates from Backblaze Drive Stats where available; $/TB uses the cheapest live price. Buy links are Amazon affiliate.

LNM790X002T-RNNNU

No Backblaze failure data for this model.

MZ-V7S2T0

No Backblaze failure data for this model.