GPU acceleration reduces 3D rendering costs mainly by shortening rendering time and improving hardware utilization efficiency.
First, it shortens rendering time. Leveraging parallel processing, GPUs handle complex 3D calculations faster than CPUs alone, cutting task duration. This lowers operational costs like electricity and labor hours spent waiting.
Second, it improves hardware efficiency. GPUs deliver stronger rendering performance per dollar, reducing reliance on expensive multi-CPU setups and lowering upfront hardware investment.