Modified

GeForce RTX 4090 48GB (Modified)

Modified / High-VRAM · Ada Lovelace

Modification evidence ↗

UNOFFICIAL HARDWARE MODIFICATION

24 GB → 48 GB VRAM

Not an NVIDIA-supported configuration. Board-level rework can void the warranty and introduce firmware, driver, thermal, memory-error and long-term reliability risks. Seller validation and stress-test evidence are essential.

Based on
GeForce RTX 4090
Market status
Commercially offered
Common use
High-throughput local AI inference, fine-tuning and rendering.
Typical method
Transplant the GPU to a custom two-sided memory PCB, populate 48GB GDDR6X and flash compatible firmware.

Technical variants

1 configurations

GeForce RTX 4090 48GB (Modified)

Base GPU · 2022-09-20
GPU chip
AD102
CUDA cores
16,384
Tensor / RT
512 / 128
VRAM
48.00 GB GDDR6X
Memory bus
384-bit
Bandwidth
1010.00 GB/s
Clock
2235 MHz / 2520 MHz
Power
450 W
Interface
PCIe 4.0 x16
FP32
82.580 TFLOPS
Specification source ↗

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