Verdict

These are comparable SSDs. The ZP4000GM3A063 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.

LNM790X004T-RNNNU
Lexar NM790 · 4TB · Desktop
£715 (£178.65/TB)
ZP4000GM3A063
Seagate FireCuda 530R · 4TB · Desktop
£638 (£159.52/TB)

Value at a glance

Price / TB
LNM790X004T-RNNNU $178.05
ZP4000GM3A063 $182.42
Endurance (TBW)
LNM790X004T-RNNNU 3,000 TB
ZP4000GM3A063 5,050 TB

Price history

UK · cheapest per day

LNM790X004T-RNNNU £715 ZP4000GM3A063 £638
zoomed · drag to zoom
£717 £586 £455 Aug 21 Sep 2 Sep 14 Sep 26 Oct 8 Oct 21
LNM790X004T-RNNNU ZP4000GM3A063
Capacity 4 TB 4 TB
Form factor M.2 M.2
Interface NVMe NVMe
NAND type TLC TLC
Endurance (TBW) 3,000 TB 5,050 TB
DWPD - -
DRAM cache No Yes
Power-loss protection No No
Sustained write - -
Cost / TBW $0.237 $0.144
Price / TB $178.05 $182.42
Buy
£715
View at Amazon →
£638
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.

LNM790X004T-RNNNU

No Backblaze failure data for this model.

ZP4000GM3A063

No Backblaze failure data for this model.