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Green rectangular circuit board with silver connectors, 14.5 by 10.2 inches

DELL

Dell Precision 7730 Motherboard R0YNP i7-8850H 4.3GHz Laptop Replacement Part

SKU CH-MB03-V51YB

Replacement motherboard for Dell Precision 7730 supporting Intel i7-8850H up to 4.3GHz Turbo with 128GB DDR4 capacity

  • Compatible ManufacturerFor Dell
  • Compatible ModelsFor Dell Precision 7730
  • Dimensions14.5" x 10.2" x 0.3" (L x W x H)
  • Weight1.8 lbs
  • Genuine Dell system board restores Precision 7730 to factory spec
  • Supports Intel i7-8850H hexa-core up to 4.3GHz Turbo
  • Quad-channel DDR4 slots accept up to 128GB ECC memory
  • MXM 3.0 interface fits Quadro P3200 P4200 P5200 GPUs
  • Dual M.2 plus 2.5 SATA bays for flexible storage

Dell Precision 7730 Motherboard R0YNP

This genuine Dell replacement motherboard is built for the Precision 7730 mobile workstation. It carries the Intel Core i7-8850H processor with six cores and a 4.3GHz maximum turbo frequency. The board uses the Intel CM246 chipset and fits the original chassis dimensions of 14.5 x 10.2 x .3 inches.

Who this suits and who it does not

Technicians restoring a Precision 7730 to factory specification will find the correct part number R0YNP and all original connectors. Buyers who need a different processor socket, a different form factor, or a board for another laptop model cannot use this unit.

Processor support decides fit

The motherboard is designed exclusively for the Intel Core i7-8850H (2.6GHz base, 4.3GHz turbo). If the target system requires a different CPU or chipset, this board will not be compatible.

Highlights

  • Genuine Dell system board restores Precision 7730 to factory spec
  • Supports Intel i7-8850H hexa-core up to 4.3GHz Turbo
  • Quad-channel DDR4 slots accept up to 128GB ECC memory
  • MXM 3.0 interface fits Quadro P3200 P4200 P5200 GPUs
  • Dual M.2 plus 2.5 SATA bays for flexible storage

Specifications

BrandDell
Part NumberR0YNP
Compatible ManufacturerFor Dell
Compatible ModelsFor Dell Precision 7730
Dimensions14.5" x 10.2" x 0.3" (L x W x H)
Weight1.8 lbs

Questions about this item

How do I install the R0YNP motherboard in my Precision 7730, and which step do people usually get wrong?

Remove the battery first, then disconnect the CPU and GPU thermal modules before unplugging the board cables; the step most often missed is reapplying fresh thermal paste on both the i7-8850H die and the MXM 3.0 graphics module before reassembly.

What maintenance or replacement will the R0YNP board need later?

The four DDR4 slots support up to 128 GB of memory; plan to reseat or upgrade DIMMs if capacity needs grow, and the MXM 3.0 slot allows swapping Quadro P3200, P4200 or P5200 GPUs when graphics demands change.

What limit shows up first under sustained load on the R0YNP board?

The i7-8850H runs at 2.6 GHz base and can hit 4.3 GHz turbo, but prolonged heavy workloads will hit thermal limits before power limits, so keeping the heatsink and fan assembly clean is critical for maintaining turbo clocks.

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