[SOLVED] Is my ram using dual channel?

Klossel

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Jan 7, 2017
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Hi, I've got 4 of the same ram sticks (4x8GB) all filling up all 4 of DIMM slots on my motherboard (Aorus Z490 Elite), CPU Z and task manager are showing dual channel on the memory tabs but on SPD it's showing single? Can someone help me out here please I'll leave some screenshots below.

CPU Z Memory Tab: View: https://imgur.com/a/Vr3mBB7


SPD Tab
Stick 1: View: https://imgur.com/a/ZyOnj34

Stick 2: View: https://imgur.com/a/KYvYaVs

Stick 3: View: https://imgur.com/a/9OpdJti

Stick 4: View: https://imgur.com/a/6F3sTb4
 
Solution
I bought 2 of the exact same sets of ram so (2x8) and another (2x8) 3200mhz but I've enable xmp 2.0 and they are all showing 3200mhz right?
DDR= double data rate/ 2x1600Mhz = 3200MT/s. Your XMP setting for 3200 is set correctly. If you get system crashing you should run a memory tester like memtest86 to see if you get errors.

Also, it's showing single rank for each slot, because each module is single rank with 8GB on a single side of the module. 4x8GB is a dual rank configuration, because you have two ranks of ram on channel A and B.
They’re running in duel you multiply the frequency by two because it’s duel data rate

But why are some of the frequency is not the same as the others on the sticks? Did you buy all this memory and one kit? Or did you just pieced it together. Do you have mixed memory modules it looks like
 
They’re running in duel you multiply the frequency by two because it’s duel data rate

But why are some of the frequency is not the same as the others on the sticks? Did you buy all this memory and one kit? Or did you just pieced it together. Do you have mixed memory modules it looks like

I bought 2 of the exact same sets of ram so (2x8) and another (2x8) 3200mhz but I've enable xmp 2.0 and they are all showing 3200mhz right?
 
I bought 2 of the exact same sets of ram so (2x8) and another (2x8) 3200mhz but I've enable xmp 2.0 and they are all showing 3200mhz right?
DDR= double data rate/ 2x1600Mhz = 3200MT/s. Your XMP setting for 3200 is set correctly. If you get system crashing you should run a memory tester like memtest86 to see if you get errors.

Also, it's showing single rank for each slot, because each module is single rank with 8GB on a single side of the module. 4x8GB is a dual rank configuration, because you have two ranks of ram on channel A and B.
 
Solution
They’re running in duel you multiply the frequency by two because it’s duel data rate

But why are some of the frequency is not the same as the others on the sticks? Did you buy all this memory and one kit? Or did you just pieced it together. Do you have mixed memory modules it looks like
FYI: Dual channel and double data rate are two unrelated things.
 
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