100% NZ Owned
Locally owned & operated
Ships from Auckland
Fast NZ-wide dispatch
Secure Checkout
256-bit SSL encrypted
NZ-Based Support
0800 664 554 · Mon–Fri
100% NZ Owned
Locally owned & operated
Ships from Auckland
Fast NZ-wide dispatch
Secure Checkout
256-bit SSL encrypted
NZ-Based Support
0800 664 554 · Mon–Fri
Welcome to Comsys NZ's RAM and memory collection, where you'll find genuine memory modules to upgrade your PC, laptop, server or NAS device. Browse our range of DDR3, DDR4 and DDR5 memory from trusted brands like Crucial, QNAP and Synology. Whether you need SO-DIMM laptop memory, ECC server RAM, or standard DIMM modules, we stock the right memory for your system. All products ship from our Auckland warehouse with free delivery on orders over $500 ex GST, backed by manufacturer warranty and our 30-day returns policy.
Selecting the correct RAM for your device is crucial for compatibility and optimal performance. First, identify what type of memory your system requires: DDR3, DDR4, or the newer DDR5. Check your device specifications to confirm the memory standard, maximum capacity, and form factor (DIMM for desktops, SO-DIMM for laptops, and specific modules for NAS devices like QNAP and Synology).
Memory speed matters too, measured in MHz (like 1600MHz, 2400MHz, or 4800MHz). Higher speeds generally offer better performance, but your system will only run memory at the maximum speed it supports. For NAS systems and servers, consider whether you need ECC (Error Correcting Code) memory, which provides additional data integrity protection but costs more than standard RAM.
When upgrading, check if your existing RAM can be mixed with new modules. For best results, matching capacity, speed, and timings is recommended. If you're unsure about compatibility, contact our customer support team before placing your order. Remember that adding more RAM can significantly improve multitasking performance and system responsiveness, making it one of the most cost-effective upgrades for your computer or NAS device.
While technically possible in some systems, we recommend using identical RAM modules (same brand, speed, and capacity) for optimal stability and performance. Mixing different specifications may cause compatibility issues or force all modules to run at the lowest common speed.
For basic use, 8GB is the minimum recommended. For multitasking or light gaming, aim for 16GB. Content creators and serious gamers should consider 32GB or more. For NAS devices, follow the manufacturer's recommendations based on your intended usage.
DDR5 offers higher bandwidth and efficiency, but requires a compatible motherboard. The upgrade is worthwhile for new high-performance builds, but existing DDR4 systems may not see enough performance gain to justify replacing both RAM and motherboard.
We don't offer installation services, but RAM installation is typically straightforward. Most computers and NAS devices have accessible memory slots, and we're happy to provide guidance on installation procedures for your specific device.
Yes, our 30-day returns policy covers unopened and unused RAM. If you've opened the packaging but discovered incompatibility, contact our customer support team with your order details, and we'll work with you to find a solution.