Verdict

These are comparable SSDs. The LNM790X001T-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.

CSSD-F1000GBMP700ENH
Corsair MP700 Elite · 1TB · Desktop
No DE price yet
LNM790X001T-RNNNU
Lexar NM790 · 1TB · Desktop
No DE price yet

Value at a glance

Endurance (TBW)
CSSD-F1000GBMP700ENH 600 TB
LNM790X001T-RNNNU 1,000 TB
CSSD-F1000GBMP700ENH LNM790X001T-RNNNU
Capacity 1 TB 1 TB
Form factor M.2 M.2
Interface NVMe NVMe
NAND type TLC TLC
Endurance (TBW) 600 TB 1,000 TB
DWPD - -
DRAM cache No No
Power-loss protection No No
Sustained write - -
Cost / TBW - $0.200
Price / TB - $199.99
Buy No DE price yet No DE price yet

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.

CSSD-F1000GBMP700ENH

No Backblaze failure data for this model.

LNM790X001T-RNNNU

No Backblaze failure data for this model.