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System at a glance
Guaranteed-fit promise
Every part is matched to your machine's slots and drive bays and checked against its published specs before we list it.
DDR5 · RDIMM · up to 6400 MT/s · Registered
8×16GB = 128GB
Verified fit for your systemNot stocked right now. It's verified to fit— get an email the moment it's back.
Every option here is verified to fit this system. Muted means it fits too — we just don't stock it right now. Pick one to switch.
NVMe M.2 22110 (PCIe Gen 4) SSD · SATA 2.5" SSD · SATA 2.5" Hard Drive
NVMe M.2 22110 (PCIe Gen 4) SSD · 256 GB
Verified fit for your systemNot stocked right now. It's verified to fit— get an email the moment it's back.
Every drive here matches this system's published specifications. Pick a drive type, then a capacity. Muted means it fits too — just not stocked right now.
How we know NVMe M.2 22110 (PCIe Gen 4) SSD fits
Software for your upgrade — matched to your ASRock W790 WS.
Checks the drivers on your ASRock W790 WS, installs the safe updates Windows offers, guides the rest to the official download — and confirms exactly which of the upgrades above your machine has room for.
Complete your upgrade. This machine takes both memory and storage — add one from each tab above to do it in one order.
ASRock W790 WS takes DDR5 RDIMM memory, 8 slots, up to 2048 GB. Every option above matches those requirements, so it typically installs and runs without any firmware change.
“Verified fit” means the exact module was confirmed compatible against the manufacturer’s system scanner.
Specifications reported for the ASRock W790 WS.
Good to know
System notes
We've already matched the memory and storage upgrades that fit this exact machine to its published specifications — they're just not in stock at the moment. Leave your email and we'll tell you the moment any of them is available again. Guaranteed fit, no wrong parts.