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    Memory Compatibility

    looks good. you have RDIMM ECC 2Rx4 and all 3 links are RDIMM ECC 2Rx4
  2. R

    Need help with Lenovo x3950 x6 CPU upgrade.

    lenovo X3950 x6 supports V3 and V4 old IBM X3950 x6 supports V2 but not V3.
  3. R

    Did anybody have any luck with 8321hc?

    the chicken egg was first, dropped by the pre-chicken (mother and father not same species and not chicken but pre-chickens, species crossings)
  4. R

    Did anybody have any luck with 8321hc?

    it is present in the intel ark, usualy OEM custom/confidential SKUs are not there.
  5. R

    Did anybody have any luck with 8321hc?

    this SKU has not low power because used in facebook blades. It is used in facebook blades because only 88W TDP.
  6. R

    Did anybody have any luck with 8321hc?

    hexachannel ddr4, PCIe 3.0 (not PCIe4.0) this special SKU 8321hc is single socket only, Datacenter SKU. maybe OEM motherboards available. cooper lake is original made for 8 socket system, supports Bfloat16.
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    Did anybody have any luck with 8321hc?

    no 8321hc is 14nm cooper lake LGA4189-5 need special motherboard, X12QCH+ i.e. edit: microcode is different from ice lake, cooper lake supports only hexachannel memory.
  8. R

    Powering a Dell Optiplex Micro with 24v

    i guess the converter Caps on the Motherboard are all 25V(or higher) type ?. if 24V(regulated?) is highest possible voltage i see no hint for the Caps.
  9. R

    Powering a Dell Optiplex Micro with 24v

    fortunaly Dell don't use linear voltage regs, only digital with mosfet. in some cases the heat will decrease with more voltage(current rises faster)
  10. R

    ASRock Rack B650D4U MicroATX for Ryzen 7000 processors

    Note -M.2 share lanes with OCuLink1, M2_1 and OCuLink1 are BOM option -4 SATA 7-pin share lanes with OCuLink2, 4 SATA 7-pin support possible by depopulating OCuLink2 and other BOM change
  11. R

    Powering a Dell Optiplex Micro with 24v

    but check this: https://github.com/KivApple/dell-charger-emulator
  12. R

    Powering a Dell Optiplex Micro with 24v

    as i know you need a 22kOhm resistor from + to the smart pin. worked with laptop before but not tested with optiplex desktop edit: found out Dell made it mor complicated, using a 1-wire communication device sending power, voltage, and current.
  13. R

    Modify BIOS to turn off the memory test (Cisco UCS server)

    custom. there is no standard. i don't know.
  14. R

    Modify BIOS to turn off the memory test (Cisco UCS server)

    the modded BIOS in both cap and rom(flashable) format. https://filehorst.de/d/efbkurqn
  15. R

    Modify BIOS to turn off the memory test (Cisco UCS server)

    flash disk. possibly the BMC re-flashes the BIOS chip with the BIOS you choose.
  16. R

    Modify BIOS to turn off the memory test (Cisco UCS server)

    BIOS SPI-A is there a BIOS SPI-B ?
  17. R

    Modify BIOS to turn off the memory test (Cisco UCS server)

    the chip on the left is the BMC BOOT chip. 25q128 = 128mBit = 16Mbyte
  18. R

    Modify BIOS to turn off the memory test (Cisco UCS server)

    your BIOS filesize is 16mb maybe you can locate another chip.
  19. R

    How to reinstall white plastic holders for m.2 drive in H12SSL board for 22110 format?

    comeon, why turn the plastic holder around while pressing down to the PCB ? i just put it with two fingers(pin located to me), move it (to me and up) and its out.
  20. R

    How to reinstall white plastic holders for m.2 drive in H12SSL board for 22110 format?

    @dnb bent lanes ? i doubt that post was serious meaning.
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