A considered comparison

ASUSTOR Lockerstor 4 Gen3 AS6804T vs UGREEN DXP6800 Pro

Compare a four-bay enclosure with 16 GB ECC and four M.2 slots against a six-bay enclosure with 8 GB DDR5 and two M.2 slots. Their 10GbE ports and expansion trade-offs are covered.

The decision in brief

How the options differ

AS6804T has four SATA bays, 16 GB of factory ECC DDR5 expandable to 64 GB, four M.2 NVMe slots and two 10GbE plus two 5GbE ports. DXP6800 Pro has six SATA bays, 8 GB of DDR5 expandable to 64 GB, two M.2 slots, two 10GbE ports and a 128 GB system SSD for boot storage. On the AS6804T, installing the optional network card requires removing the M.2 daughterboard. Neither diskless package includes user storage drives.

Sources · 2026-09-13UGREEN: NASync DXP6800 Pro US product and model-specific specificationsChecked 2026-09-13. We read the original webpage on the check date.ASUSTOR: Lockerstor 4 Gen3 AS6804T hardware specificationsChecked 2026-09-13. We read the original webpage on the check date.ASUSTOR: Lockerstor 4 Gen3 AS6804T English datasheetChecked 2026-09-13. We read the original PDF on the check date.ASUSTOR: AS68 Series M.2 SSD installation guide, version 5.0.0815Checked 2026-09-13. We read the original PDF on the check date.ASUSTOR: AS68 Series memory installation guide, version 5.0.0815Checked 2026-09-13. We read the original PDF on the check date.ASUSTOR: AS6804T package contentsChecked 2026-09-13. We read the original webpage on the check date.B&H: ASUSTOR Lockerstor 4 Gen3 AS6804T US enclosure listingChecked 2026-09-13. We read the original webpage on the check date.

Review due. Check the current source before buying.

By · Published · Editorial review · Manufacturer documentation, not hands-on testing.

The buying guide

Package and specification details

Count bays and M.2 positions separately

DXP6800 Pro offers six SATA bays and two user M.2 positions; its separate system SSD does not add a third storage slot. AS6804T offers four SATA bays and four M.2 2280 NVMe slots at PCIe 4.0 x1, with both storage and cache uses documented. If you expect to add many spinning drives, the six bays matter; if you expect several NVMe drives, the four slots matter. Drives are separate purchases in both cases.

Sources · 2026-09-13UGREEN: NASync DXP6800 Pro US product and model-specific specificationsChecked 2026-09-13. We read the original webpage on the check date.ASUSTOR: Lockerstor 4 Gen3 AS6804T hardware specificationsChecked 2026-09-13. We read the original webpage on the check date.ASUSTOR: Lockerstor 4 Gen3 AS6804T English datasheetChecked 2026-09-13. We read the original PDF on the check date.ASUSTOR: AS68 Series M.2 SSD installation guide, version 5.0.0815Checked 2026-09-13. We read the original PDF on the check date.

Review due. Check the current source before buying.

Weigh ECC memory against the larger factory amount

AS6804T ships with one 16 GB ECC DDR5-4800 SODIMM and supports 64 GB over two slots; ASUSTOR warns that installing or mixing non-ECC memory disables ECC. DXP6800 Pro ships with 8 GB of DDR5 and also supports 64 GB, but its on-die ECC feature does not establish full system ECC. Use the documented compatible modules for either enclosure.

Sources · 2026-09-13ASUSTOR: Lockerstor 4 Gen3 AS6804T hardware specificationsChecked 2026-09-13. We read the original webpage on the check date.ASUSTOR: AS68 Series memory installation guide, version 5.0.0815Checked 2026-09-13. We read the original PDF on the check date.UGREEN: NASync DXP6800 Pro US product and model-specific specificationsChecked 2026-09-13. We read the original webpage on the check date.

Review due. Check the current source before buying.

Check the ports and the expansion trade-off before planning a network card

Both supply two 10GbE ports; AS6804T adds two 5GbE ports. Two ports do not guarantee a 20 Gb/s transfer to one client, and port aggregation or SMB Multichannel has its own network and client requirements. On AS6804T, the optional 10GbE card requires removing the M.2 daughterboard, so decide whether the four factory ports are enough before giving up the four M.2 positions.

Sources · 2026-09-13ASUSTOR: Lockerstor 4 Gen3 AS6804T hardware specificationsChecked 2026-09-13. We read the original webpage on the check date.ASUSTOR: Lockerstor 4 Gen3 AS6804T English datasheetChecked 2026-09-13. We read the original PDF on the check date.UGREEN: NASync DXP6800 Pro US product and model-specific specificationsChecked 2026-09-13. We read the original webpage on the check date.

Review due. Check the current source before buying.

Common questions

What do the two Enclosure Only packages actually include?

The AS6804T package includes the NAS, AC adapter and cord, four LAN cables and drive-mounting screws, with factory 16 GB ECC memory. The DXP6800 Pro base SKU 25898 includes factory 8 GB and a 128 GB system SSD used for booting. HDDs, SSDs and additional memory are separate for both.

Sources · 2026-09-13ASUSTOR: AS6804T package contentsChecked 2026-09-13. We read the original webpage on the check date.B&H: ASUSTOR Lockerstor 4 Gen3 AS6804T US enclosure listingChecked 2026-09-13. We read the original webpage on the check date.UGREEN: NASync DXP6800 Pro US product and model-specific specificationsChecked 2026-09-13. We read the original webpage on the check date.

Review due. Check the current source before buying.

Evidence limits

These manufacturer specifications do not establish measured performance, noise, long-term reliability or running cost. We have not independently tested these products. Check current prices, stock and operating-space instructions with the seller and manufacturer.

Product specifications and sources

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Documented specifications and exact purchase packages
Compare the detailsASUSTOR AS6804T — diskless 16 GB ECC US packageUGREEN NASync DXP6800 Pro — diskless 8 GB US package
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US purchase packageNew MFR AS6804T; Kit Configuration: Enclosure Only; Drive Bays: 4; factory 1 × 16 GB ECC DDR5, without data-drive or RAM-upgrade kits.

Product & sources

Includes the NAS, AC adapter and cord, four LAN cables and drive-mounting screws. HDDs, SSDs and extra memory are separate.

This is the Lockerstor 4 Gen3; the six- and eight-bay units and prior Gen2 are different models.

Sources · 2026-09-13B&H: ASUSTOR Lockerstor 4 Gen3 AS6804T US enclosure listingChecked 2026-09-13. We read the original webpage on the check date.ASUSTOR: Lockerstor 4 Gen3 AS6804T hardware specificationsChecked 2026-09-13. We read the original webpage on the check date.ASUSTOR: AS6804T package contentsChecked 2026-09-13. We read the original webpage on the check date.

Review due. Check the current source before buying.

UGREEN NASync DXP6800 Pro, US base SKU 25898, factory 8 GB DDR5; one new unit without UPS, external SSD or storage-drive bundles.

Product & sources

The 128 GB system SSD is included boot storage; user-storage drives are separate.

DXP6800 Ultra, external SSD and optional UPS products are separate purchases.

Source · 2026-09-13UGREEN: NASync DXP6800 Pro US product and model-specific specificationsChecked 2026-09-13. We read the original webpage on the check date.

Review due. Check the current source before buying.

Where to buy

Select: New MFR AS6804T; Kit Configuration: Enclosure Only; Drive Bays: 4; factory 1 × 16 GB ECC DDR5, without data-drive or RAM-upgrade kits.

View at B&H — ASUSTOR AS6804T — diskless 16 GB ECC US package; opens in a new tab

The link may open several packages. Check current price and availability with the seller. Opens in a new tab.

Select: UGREEN NASync DXP6800 Pro, US base SKU 25898, factory 8 GB DDR5; one new unit without UPS, external SSD or storage-drive bundles.

View at UGREEN — UGREEN NASync DXP6800 Pro — diskless 8 GB US package; opens in a new tab

The link may open several packages. Check current price and availability with the seller. Opens in a new tab.

External ratingNot checked yet
4 bays
Source · 2026-09-13ASUSTOR: Lockerstor 4 Gen3 AS6804T hardware specificationsChecked 2026-09-13. We read the original webpage on the check date.

Review due. Check the current source before buying.

6 bays
Source · 2026-09-13UGREEN: NASync DXP6800 Pro US product and model-specific specificationsChecked 2026-09-13. We read the original webpage on the check date.

Review due. Check the current source before buying.

0 drivesEnclosure Only with no user-storage HDDs or SSDs. Internal eMMC is system storage.
Sources · 2026-09-13ASUSTOR: AS6804T package contentsChecked 2026-09-13. We read the original webpage on the check date.B&H: ASUSTOR Lockerstor 4 Gen3 AS6804T US enclosure listingChecked 2026-09-13. We read the original webpage on the check date.

Review due. Check the current source before buying.

0 drivesUS SKU 25898 is diskless for user storage. The included 128 GB system SSD is boot storage.
Source · 2026-09-13UGREEN: NASync DXP6800 Pro US product and model-specific specificationsChecked 2026-09-13. We read the original webpage on the check date.

Review due. Check the current source before buying.

16 GBOne 16 GB ECC DDR5-4800 SODIMM is installed at the factory.
Source · 2026-09-13ASUSTOR: Lockerstor 4 Gen3 AS6804T hardware specificationsChecked 2026-09-13. We read the original webpage on the check date.

Review due. Check the current source before buying.

8 GBDDR5 factory memory. The listed on-die ECC feature does not establish full system ECC.
Source · 2026-09-13UGREEN: NASync DXP6800 Pro US product and model-specific specificationsChecked 2026-09-13. We read the original webpage on the check date.

Review due. Check the current source before buying.

64 GBTwo memory slots; use documented compatible modules.
Sources · 2026-09-13ASUSTOR: Lockerstor 4 Gen3 AS6804T hardware specificationsChecked 2026-09-13. We read the original webpage on the check date.ASUSTOR: AS68 Series memory installation guide, version 5.0.0815Checked 2026-09-13. We read the original PDF on the check date.

Review due. Check the current source before buying.

64 GBUse the exact tested module part numbers in UGREEN’s compatibility reference.
Source · 2026-09-13UGREEN: NASync DXP6800 Pro US product and model-specific specificationsChecked 2026-09-13. We read the original webpage on the check date.

Review due. Check the current source before buying.

YesECC is disabled if non-ECC memory is installed or mixed with ECC memory.
Sources · 2026-09-13ASUSTOR: Lockerstor 4 Gen3 AS6804T hardware specificationsChecked 2026-09-13. We read the original webpage on the check date.ASUSTOR: AS68 Series memory installation guide, version 5.0.0815Checked 2026-09-13. We read the original PDF on the check date.

Review due. Check the current source before buying.

YesUGREEN explicitly specifies expansion from 8 GB to a maximum of 64 GB.
Source · 2026-09-13UGREEN: NASync DXP6800 Pro US product and model-specific specificationsChecked 2026-09-13. We read the original webpage on the check date.

Review due. Check the current source before buying.

10 Gb/sFastest single supplied port. Port aggregation or SMB Multichannel has separate network and client requirements.
Source · 2026-09-13ASUSTOR: Lockerstor 4 Gen3 AS6804T hardware specificationsChecked 2026-09-13. We read the original webpage on the check date.

Review due. Check the current source before buying.

10 Gb/sSpeed of one supplied Ethernet port; two ports do not guarantee a 20Gb/s transfer to one client.
Source · 2026-09-13UGREEN: NASync DXP6800 Pro US product and model-specific specificationsChecked 2026-09-13. We read the original webpage on the check date.

Review due. Check the current source before buying.

2 × 10GbE + 2 × 5GbE
Sources · 2026-09-13ASUSTOR: Lockerstor 4 Gen3 AS6804T hardware specificationsChecked 2026-09-13. We read the original webpage on the check date.ASUSTOR: Lockerstor 4 Gen3 AS6804T English datasheetChecked 2026-09-13. We read the original PDF on the check date.

Review due. Check the current source before buying.

2 × 10GbE
Source · 2026-09-13UGREEN: NASync DXP6800 Pro US product and model-specific specificationsChecked 2026-09-13. We read the original webpage on the check date.

Review due. Check the current source before buying.

4 slotsM.2 2280 NVMe, PCIe 4.0 x1; storage and cache uses are documented. Installing an optional 10GbE card requires removing the M.2 daughterboard.
Sources · 2026-09-13ASUSTOR: Lockerstor 4 Gen3 AS6804T hardware specificationsChecked 2026-09-13. We read the original webpage on the check date.ASUSTOR: Lockerstor 4 Gen3 AS6804T English datasheetChecked 2026-09-13. We read the original PDF on the check date.ASUSTOR: AS68 Series M.2 SSD installation guide, version 5.0.0815Checked 2026-09-13. We read the original PDF on the check date.

Review due. Check the current source before buying.

2 slotsTwo user-storage M.2 SSD positions; the separate system SSD does not add a third available storage slot.
Source · 2026-09-13UGREEN: NASync DXP6800 Pro US product and model-specific specificationsChecked 2026-09-13. We read the original webpage on the check date.

Review due. Check the current source before buying.

AMD Ryzen Embedded V3C14
Source · 2026-09-13ASUSTOR: Lockerstor 4 Gen3 AS6804T hardware specificationsChecked 2026-09-13. We read the original webpage on the check date.

Review due. Check the current source before buying.

Intel Core i5-1235U
Source · 2026-09-13UGREEN: NASync DXP6800 Pro US product and model-specific specificationsChecked 2026-09-13. We read the original webpage on the check date.

Review due. Check the current source before buying.

Questions to check before buying

Installing the optional 10GbE network card requires removing the M.2 daughterboard.

Use compatible RAM and SSDs. Mixing non-ECC memory disables ECC; USB4 connectivity depends on ASUSTOR’s documented device and driver support.

DXP6800 Pro and DXP6800 Ultra are separate models.

Check exact RAM and storage-drive compatibility. On-die ECC and nominal port speeds do not establish system ECC or measured transfer performance.

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