ASUS GeForce RTX 3070 TUF Gaming OC Review 25

ASUS GeForce RTX 3070 TUF 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 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 Chip Voltage Controller
GPU Voltage, VRM Configuration

GPU voltage is 10-phase and managed by an OnSemi NCP81810 controller.


The DrMOS for the GPU are OnSemi 302150 chips.

Memory Chip Voltage Controller
Memory Voltage, VRM Configuration

Memory voltage is a two-phase design generated by a UPI uS5650Q.


For memory, OnSemi 302150 chips are used, too.

Graphics Card Memory Chips

The GDDR6 memory chips are made by Samsung and carry the model number K4Z80325BC-HC14. They are specified to run at 1750 MHz (14 Gbps GDDR6 effective).

Graphics Chip GPU

NVIDIA's GA104 graphics processor is the company's third Ampere architecture chip, the second one targeted at GeForce gamers. It is produced on a 8 nanometer process at Samsung and has a transistor count of 17.4 billion with a die size of 392 mm².
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