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12 guaranteed-fit options
Guaranteed-fit promise
Every kit is matched to your machine's slots and verified compatible before we list it.
DDR5 · UDIMM · up to 6400 MT/s · Unbuffered
2×8GB = 16GB
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 2280 (PCIe Gen 4) SSD · SATA 2.5" SSD · SATA M.2 2280 SSD · SATA 2.5" Hard Drive
NVMe M.2 2280 (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 is verified to fit this system. Pick a drive type, then a capacity. Muted means it fits too — just not stocked right now.
Software for your upgrade — matched to your MSI PRO Z790-S WIFI.
Checks the drivers on your MSI PRO Z790-S WIFI, 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.
Guaranteed fit
Matched to your machine’s slots before we list it — or your money back.
Scanner-verified
Confirmed compatible against the manufacturer’s system scanner.
Free Upgrade Assistant
Auto-detect what you have and install it — on us.
MSI PRO Z790-S WIFI takes DDR5 UDIMM memory, 2 slots, up to 256 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 MSI PRO Z790-S WIFI.
Good to know
We've already verified which memory and storage upgrades fit this exact machine — 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.