Gigabyte GeForce RTX 4080 Super Gaming OC Review 14

Gigabyte GeForce RTX 4080 Super Gaming OC Review

Test Setup »

High-resolution PCB Pictures

These pictures are for the convenience of volt modders and people who would like to see all the finer details on the PCB. Feel free to link back to us and use these in your articles, videos or forum posts.

Graphics Card Teardown PCB Front
Graphics Card Teardown PCB Back

High-resolution versions are also available (front, back).

Circuit Board (PCB) Analysis

GPU Voltage, VRM Configuration
GPU Chip Voltage Controller

GPU voltage is a 16-phase design, managed by a uPI uP9512R controller.


The GPU VRM uses AOZ5311NQI DrMOS components by Alpha & Omega Semiconductor, rated for 55 A.

Memory Voltage, VRM Configuration
Memory Chip Voltage Controller

Memory voltage is a three-phase design, managed by a uPI uP9529Q controller.


For memory, Vishay SIC653A DrMOS with a 50 A rating are used.

Graphics Card Memory Chips

The GDDR6X memory chips are made by Micron and carry the model number D8BZF, which decodes to MT61K512M32KPA-24. They are specified to run at 1500 MHz (24 Gbps effective).

Graphics Chip GPU

NVIDIA's AD103 graphics processor is the company's second Ada Lovelace GPU. It is built using a 5 nanometer process at TSMC Taiwan, with a transistor count of 45.9 billion and a die size of 379 mm².
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