Verdict

These are comparable SSDs. The SEDC600M/960G 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.

SEDC600M/960G
Kingston DC600M · 0.96TB · Enterprise
No UK price yet
SNV3410-800G
Synology SNV3410 · 0.8TB · NAS
No UK price yet

Value at a glance

Endurance (TBW)
SEDC600M/960G 1,752 TB
SNV3410-800G 1,022 TB
DWPD
SEDC600M/960G 1.0
SNV3410-800G 0.7

Price history

UK · cheapest per day

SEDC600M/960G £180
zoomed · drag to zoom
£279 £194 £109 Sep 2024 Feb 2025 Jun 2025 Nov 2025 Mar 2026 Aug 2026
SEDC600M/960G SNV3410-800G
Capacity 0.96 TB 0.8 TB
Form factor 2.5 M.2
Interface SATA NVMe
NAND type TLC TLC
Endurance (TBW) 1,752 TB 1,022 TB
DWPD 1.0 0.7
DRAM cache Yes -
Power-loss protection Yes No
Sustained write 530 MB/s -
Cost / TBW $0.388 -
Price / TB $708.36 -
Buy No UK price yet No UK 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.

SEDC600M/960G

No Backblaze failure data for this model.

SNV3410-800G

No Backblaze failure data for this model.