RAM bandwidth impact in Geekbench 6.5 and Dr. Ian's 3DPM

igor_kavinski

Slightly less n00b
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This is a comparison you don't see everyday.

"The bully" specs: 12400, 32GB DDR4-3200 dual channel RAM, ASUS H610
"The dork" specs: 12400, 8GB DDR5-4800 single channel RAM, Dell Optiplex Vostro

This comparison shows how much dual channel RAM and probably lower RAM latency can make a difference in some tests. Yet, there seem to be some tests that love bandwidth so much that even single channel RAM with higher speed can put up a serious fight.

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3DPM shows how much the Golden Cove cores crave bandwidth as even with only single channel faster RAM, they manage 97% performance of the dual channel DDR4 configuration.

Both are running Windows 11 25H2 build 6899.
 
Last edited:
Oh, sorry, by the way. My office has mostly Optiplex PCs but I see that this one is a Vostro.
 
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