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Motherboard VRM Check

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Every one of the 9600 combinations in the database, computed on demand. The maths runs in your browser using the same engine that produced the published pages, so nothing here is a different answer from the one on the page.

AMD Ryzen 9 9900X3D on the ASUS ROG Strix X870E-E Gaming WiFi

Pairing the AMD Ryzen 9 9900X3D with the ASUS ROG Strix X870E-E Gaming WiFi puts 160 W through a 2228 W power stage array — 7 % of what the board holds — for an estimated VRM temperature of 43 °C and no measurable clock loss.

There is a full write-up for this pairing once it reaches the publication queue. Until then, everything the engine knows about it is on this page.

43°C at the VRMNONE
No throttling expected
Estimated VRM temperature
43 °C
Stress ratio
0.07
Capacity score
96/100
Clock loss
0 %

Estimated VRM temperature

AMD Ryzen 9 9900X3D on ASUS ROG Strix X870E-E Gaming WiFi: estimated 43 °C sustained, 43 °C at peak boost. Risk band: NONE.

Sustained
Sustained 43 °C
Peak boost
Peak boost 43 °C

Power delivery

160 W of 2228 W · 18 × 110 A doubled
Each bar is one Vcore power stage, filled to the share of its capacity this processor asks for. The dashed line is the 85 % mark where our model starts predicting clock loss.

There is real headroom here. The ASUS ROG Strix X870E-E Gaming WiFi is rated for roughly 2228 W of continuous core power and the AMD Ryzen 9 9900X3D draws 160 W once a ten-minute render settles, so the power stages spend their time well inside their comfortable range. An estimated 43 °C is the kind of VRM temperature that never appears in a log, and the board will not be the reason a benchmark run finishes slower than it started.

Counting only the stages that feed the core rail — 18 of them at 110 A, driven in doubled pairs, which costs a little transient response — and derating for large finned blocks with real thermal mass, the ASUS ROG Strix X870E-E Gaming WiFi holds roughly 2228 W indefinitely. The AMD Ryzen 9 9900X3D asks for 160 W of that, and at boost it can reach 162 W.

Buy it on the rest of the specification rather than on power delivery, because at 7 % of capacity the VRM has stopped being the interesting variable. Count the M.2 slots you need, check the rear ports against what you actually plug in, and let the ASUS ROG Strix X870E-E Gaming WiFi's 18 stages get on with it.

Note: One M.2 slot borrows lanes from the graphics slot

Populating the second CPU M.2 slot splits the sixteen CPU graphics lanes, leaving the primary slot at x8.