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Best M.2 NVMe for the UGREEN NASync DH4300 Plus

Portrait of Devin ChuaBy Devin Chua · Data checked by Owen Nakamura · Updated
In short · as of July 15, 2026

The UGREEN NASync DH4300 Plus has no M.2 slots, so an NVMe cache is not possible on this model — no m.2 slots Over its 1 × 2.5GbE, that is barely a loss: a single CMR drive already saturates the link, and a cache only helps data you read repeatedly. If cache or a fast NVMe pool matters to you, choose a model with M.2 slots.

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The DH4300 Plus has no M.2 slots. No M.2 slots An NVMe cache is not an option on this model. Over 1 × 2.5GbE, though, that costs you little: a single CMR drive already saturates the link.

What sets the DH4300 Plus apart

The affordable ARM version with four bays. The memory is soldered, so you decide once and for good at purchase: 8 GB stays 8 GB. That is exactly why the DH line is a file store, not a container platform.

The UGREEN drive policy on the DH4300 Plus

unrestrictedOpen. UGREEN mandates no drive brand. The compatibility list is a recommendation, not a lock.

The DH4300 Plus at a glance

Bays4 × 3.5-inch SATA
Maximum raw capacity128 TB
4 × 32 TB hard drives, per the manufacturer
ProcessorARM 8-core (Cortex-A76 and A55, 2.4 GHz)
Memory8 GB, LPDDR4X, soldered
Soldered, not upgradeable
M.2 NVMenone
No M.2 slots
Network1 × 2.5GbE
Operating systemUGOS Pro
RAID typesBasic, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, RAID 10

Keep calculating

To see how much capacity is left after parity, the DH4300 Plus capacity calculator is preset to its 4 bays and RAID types. For the DH4300 Plus, the wider basics of choosing a drive are in the buying guides, where we also explain why CMR rather than SMR is mandatory in any RAID array.

Frequently asked questions

How many M.2 slots does the DH4300 Plus have?

None. No M.2 slots

Is an NVMe cache worth it in the DH4300 Plus?

Not possible — the DH4300 Plus has no M.2 slots. Over its 1 × 2.5GbE a cache would add little anyway, since a single drive already saturates the link.

Can I put third-party drives in the DH4300 Plus?

Yes. UGREEN locks no drive brand on the DH4300 Plus — its compatibility list is guidance, not a gate — so any CMR NAS drive works.

About the author
Portrait of Devin Chua
Devin Chua
Writer, components & compatibility

Devin Chua works out which drives, RAM and NVMe cache fit which NAS model at nasdrives.ca, and what the RAID choice means for usable capacity, checked against what is in stock on Amazon.ca.

Portrait of Owen NakamuraData checked by Owen Nakamura, Technical editor (data checking)