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Blue Dell laptop motherboard with integrated i7-8565U and Radeon 520 graphics

DELL

DELL Inspiron 17 3780 Motherboard i7-8565U Radeon 520 WTTRR laptop replacement part

SKU CH-PND7-A619Z

Replaces the mainboard in Dell Inspiron 17 3780 laptops with an integrated Intel Core i7-8565U quad-core processor and AMD Radeon 520 graphics

  • Compatible ManufacturerFor Dell
  • Compatible ModelsFor Dell Inspiron 17 3780 Laptop
  • ColorBlue
  • Genuine Dell OEM replacement restores full system performance
  • Integrated Intel Core i7-8565U quad-core processor reaches 4.6GHz turbo
  • Dedicated AMD Radeon 520 GPU enhances graphics output
  • Supports DDR4 memory and M.2 NVMe SSDs for fast multitasking
  • Optimised cooling and low power consumption ensure stable operation

Genuine Dell Motherboard for Inspiron 17 3780

This genuine Dell motherboard is built specifically for the Inspiron 17 3780 laptop. It arrives with the Intel Core i7-8565U processor and AMD Radeon 520 graphics already integrated. The WTTRR part number ensures exact compatibility with the 17-inch chassis. It is the correct new replacement to restore full system function.

Thermals Noise and Power Efficiency

The board is optimised for efficient cooling and low power consumption during everyday workloads. Integrated graphics and the 1.8GHz base frequency keep heat output modest under typical office tasks. Dedicated Radeon 520 graphics engage only when needed, limiting fan activity. This balance supports quiet operation for business and multimedia use.

Sustained Load Behaviour

Under sustained load the quad-core processor can reach 4.6GHz turbo speeds while the Radeon 520 handles parallel graphic output. The design supports DDR4 memory and NVMe SSDs to maintain data throughput during extended sessions. Thermal efficiency is tuned for the 3780 platform to prevent throttling. Stability is maintained across long productivity or media workflows.

Highlights

  • Genuine Dell OEM replacement restores full system performance
  • Integrated Intel Core i7-8565U quad-core processor reaches 4.6GHz turbo
  • Dedicated AMD Radeon 520 GPU enhances graphics output
  • Supports DDR4 memory and M.2 NVMe SSDs for fast multitasking
  • Optimised cooling and low power consumption ensure stable operation

Specifications

BrandDell
ModelInspiron 17 3780
Part NumberWTTRR
Compatible ManufacturerFor Dell
Compatible ModelsFor Dell Inspiron 17 3780 Laptop
ColorBlue

Questions about this item

How do I install the motherboard in the Inspiron 17 3780 without damaging the CPU socket?

Remove the battery, disconnect all cables, unplug the heatsink from the WTTRR board, swap the board, reapply thermal paste on the i7-8565U die, then reseat the cooler before reconnecting power.

Which component on this board will likely need replacement after several years of daily use?

The CMOS coin cell on the WTTRR board typically lasts three to five years; when it fails the system clock resets and BIOS settings are lost until the cell is swapped.

What thermal limit appears first when the i7-8565U runs at 4.6 GHz turbo for extended periods?

The 1.8 GHz base clock is sustainable, but prolonged 4.6 GHz turbo pushes the integrated heat spreader past the heatsink capacity, triggering throttling to protect the CPU.

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