Supermicro X11 LGA1151 motherboard +35W CPU

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Benji99

New Member
May 30, 2023
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Hi Folks,

I'm looking into building a low-power server that would act as my backup server.
Anyone have any experience with pairing a Supermicro X11 LGA 1151 motherboard (for LOM) and a 35W "T" CPU (for low power consumption).
I have a couple Lenovo Tiny PCs so those may work but I'd rather avoid USB hard drives and I'd love to install in a 2U Rackmount case.

Supermicro doesn't list the 35W CPUs as compatible but logic would say it would work...

Thanks :)
 

RolloZ170

Well-Known Member
Apr 24, 2016
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ok, i.e. a X11SSL

  • Single socket H4 (LGA 1151) supports Intel® Xeon® processor E3-1200 v6/v5, Intel® 7th/6th Gen. Core™ i3 series,
  • Intel® Celeron® and Intel® Pentium®
means a Core i3-6100T will work.
a core i5-6500T not (no ECC support)
 

Benji99

New Member
May 30, 2023
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Oops yeah I should have mentioned specific models, there's several on eBay around the 200$ USD range such as the X11SCQ, the X11SSH-F or the X11SSL-F

But you have a good point, didn't think to look for a CPU that supports ECC RAM.

The 35W processor I had in mind is actually the Intel® Pentium® Gold G5400T Processor for the simple fact that I have one on hand (I took it out of a Lenovo M720q when I upgraded the CPU) and I see that it seems to support ECC memory:

Intel® Pentium® Gold G5400T Processor (4M Cache, 3.10 GHz) Product Specifications
 

j_h_o

Active Member
Apr 21, 2015
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California, US
Reminder: "T" means the CPU doesn't ramp up as high, at peak consumption. A non-T CPU will be just as efficient at idle, it will just spike higher. You probably don't need a "T" CPU unless you're heat-constrained and have fans that won't handle the heat. It's probably better to turbo faster, get the job done, then idle, IMO.

Or upgrade to a newer gen CPU to get more energy efficiency.
 

RolloZ170

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Apr 24, 2016
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The 35W processor I had in mind is actually the Intel® Pentium® Gold G5400T Processor
i3 pentium and celerons are mentioned in the compat.chart of the boards.

as @j_h_o already sayd: 'T' SKUs are not better silicon. they are designed to NOT overload weaker VRM/Cooling cominations(low cost).
i run non 'T' SKUs in some Dell 3050 with disabled Turbo Boost i.e. because the VRMs can do.
 

RolloZ170

Well-Known Member
Apr 24, 2016
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The 35W processor I had in mind is actually the Intel® Pentium® Gold G5400T Processor for the simple fact that I have one on hand (I took it out of a Lenovo M720q when I upgraded the CPU) and I see that it seems to support ECC memory:
i have replaced the G5400T of a M720q with a G5600. fortunaly my G5600 draws only 33 watts with high loads like CPU-Z stress CPU.
the TDP=54W is not a joke, you can have that because of the silicon lottery.