ZOTAC GeForce RTX 3090 AMP Extreme Holo Review 12

ZOTAC GeForce RTX 3090 AMP Extreme Holo 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-res versions are also available (front, back).

Circuit Board (PCB) Analysis

GPU Voltage, VRM Configuration

The GPU VRM is 16-phase, controlled by two UPI uP9511R voltage controllers.


The GPU VRM uses OnSemi NCP252160 DrMOS components rated for 60 A.

Memory Voltage, VRM Configuration
Memory Chip Voltage Controller

Memory is a four-phase design controlled by another UPI uP9511R controller.


The memory VRM uses the same 60 A OnSemi NCP252160 DrMOS components as the GPU VRM.

Graphics Card Memory Chips

The GDDR6X memory chips are made by Micron and carry the model number D8BGX, which decodes to MT61K256M32JE-21. They are specified to run at 1313 MHz (21 Gbps GDDR6X effective).

Graphics Chip GPU

NVIDIA's GA102 graphics processor is the company's second Ampere architecture chip; the first one targeted at GeForce gamers. It is produced on a 8 nanometer process at Samsung and has a transistor count of 28 billion with a die size of 628 mm².
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Jun 5th, 2024 05:48 EDT change timezone

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