Datacenter at Home – GB300 GPU – w/ Asus DGX Station (ET900N G3)

Datacenter at Home – GB300 GPU – w/ Asus DGX Station (ET900N G3)

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Summary

Sentdex reviews ASUS’s take on the Nvidia DGX Station, the ET900N G3, a workstation built around the GB300 GPU and 748 GB of coherent memory. The machine ships configured with an RTX Pro 4000, which he recommends upgrading to an RTX Pro 6000, and includes an NVMe RAID array and liquid cooling for both GPU and CPU.

He compares the system to his own 4x RTX Pro 6000 AI server. The GB300’s HBM delivers about 7.1 TB/s of bandwidth, versus roughly 1.7 TB/s for an RTX Pro 6000 and 396 GB/s for the system’s LPDDR5X memory. That gap is why he advises avoiding the slower memory pool whenever possible. He had expected the four-GPU build to win, but found the GB300 faster in many cases, particularly cold prefill, while drawing far less power from a single 1600-watt outlet.

The review also covers practical lessons from benchmarking, including how PCIe access control settings (ACS) can cut decode speed by 30 to 50 percent and halve prefill speed on multi-GPU rigs. He tested models such as DeepSeek V4 Flash at different concurrency levels and notes that the multi-GPU build is only competitive with a lot of careful tuning. The takeaway is that the DGX Station offers a largely tinker-free option for people who want fast local compute with strong privacy and reliability.


📺 Source: sentdex · Published October 18, 2026
🏷️ Format: Review

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