- VoIP & Phone Systems
The Guide to UCaaS: Unified Communications as a Service
18 Mar, 2026

£129.29 inc. VAT
AI-generated summary
QNAP’s RAM-4GDR4A0-SO-2400 is one of those “quietly sensible” upgrades if you’re trying to squeeze more life out of a QNAP NAS that’s already starting to feel sluggish. In day-to-day terms, extra memory helps most with multiple users, file indexing/search, container/VM-style workloads (where supported), and generally reduces swap-to-disk thrashing when the NAS is busy. If your unit is currently running close to its comfort zone—lots of services on at once—this 4 GB stick can genuinely improve responsiveness without changing anything else.
That said, I don’t love it as a £107.30 ex-VAT solution if you’re upgrading purely for peace of mind. For many QNAP setups, value is best when you’re moving to a meaningful step-change in total RAM (often more than “add just one stick”), otherwise you pay a premium for a relatively modest gain. It’s also not the cheapest route compared with third-party compatible DDR4 SODIMMs in the wider market—though QNAP-branded modules are usually easier to get right on compatibility. **Buy it if** you’ve confirmed your NAS needs/uses this specific type and you’re short on headroom. **Skip it if** you’re on the fence about whether a larger RAM jump makes sense, or if your NAS workload is light—then the money is better spent on storage performance or reducing how many services you run at once.

Qnap
QNAP - P0 version - DDR4 - module - 2 GB - SO-DIMM 260-pin - 2400 MT/s / PC4-19200 - 1.2 V - unbuffered - non-ECC

Kingston
Kingston - DDR5 - module - 96 GB - DIMM 288-pin - 6400 MT/s - CL52 - 1.1 V - registered - ECC

Kingston
Kingston FURY Beast - DDR5 - module - 16 GB - DIMM 288-pin - 5600 MT/s / PC5-44800 - CL36 - 1.25 V - unbuffered - on-die ECC - white

Kingston
Kingston - DDR5 - module - 16 GB - DIMM 288-pin - 4800 MT/s / PC5-38400 - CL40 - 1.1 V - unbuffered - non-ECC - for Dell OptiPlex 7000, Lenovo ThinkCentre M80s Gen 3, M80t Gen 3, M90s Gen 3, M90t Gen 3
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