Verdict

These are comparable SSDs. The MTFDKCC3T8TFR 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.

KCD8XRUG3T84
Kioxia CD8-R · 3.84TB · Enterprise
No IT price yet
MTFDKCC3T8TFR
Micron 7450 PRO · 3.84TB · Enterprise
No IT price yet

Value at a glance

Price / TB
KCD8XRUG3T84 $640.94
MTFDKCC3T8TFR $986.72
Endurance (TBW)
KCD8XRUG3T84 7,008 TB
MTFDKCC3T8TFR 7,300 TB
DWPD
KCD8XRUG3T84 1.0
MTFDKCC3T8TFR 1.0
Sustained write
KCD8XRUG3T84 3,800 MB/s
MTFDKCC3T8TFR 5,000 MB/s

Price history

IT · cheapest per day

KCD8XRUG3T84 €889
zoomed · drag to zoom
€1,018 €804 €591 Aug 2024 Nov 2024 Mar 2025 Jun 2025 Sep 2025 Jan 2026
KCD8XRUG3T84 MTFDKCC3T8TFR
Capacity 3.84 TB 3.84 TB
Form factor U.2 U.3
Interface NVMe NVMe
NAND type TLC TLC
Endurance (TBW) 7,008 TB 7,300 TB
DWPD 1.0 1.0
DRAM cache Yes Yes
Power-loss protection Yes Yes
Sustained write 3,800 MB/s 5,000 MB/s
Cost / TBW $0.351 $0.519
Price / TB $640.94 $986.72
Buy No IT price yet No IT 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.

KCD8XRUG3T84

No Backblaze failure data for this model.

MTFDKCC3T8TFR

No Backblaze failure data for this model.