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Home AI Liquid-Cooled NVIDIA Servers at the ASRock Rack OCP 2026 Booth

Liquid-Cooled NVIDIA Servers at the ASRock Rack OCP 2026 Booth

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ASRock Rack 2UXGM-VERA2 Dual NVIDIA Vera CPU Server

The 2UXGM-VERA2 is a 2U NVIDIA MGX server with two NVIDIA Vera CPUs connected by NVLink-C2C. NVIDIA lists each Vera at 88 custom Olympus cores and 176 threads, with up to 1.5TB of LPDDR5X. The system has 8+8 SOCAMM2 connectors, and each takes an LPDDR5X module of up to 192GB. That works out to up to 3TB of memory in 2U.

ASRock Rack OCP Summit-2UXGM-VERA2 15
ASRock Rack OCP Summit-2UXGM-VERA2 15

Next to the server, the highlighted NVIDIA Vera CPU HPM sat on a stand outside of a chassis. That made it easy to see the two Vera CPUs and all 16 SOCAMM2 LPDDR5X modules around them.

ASRock Rack OCP Summit-2UXGM-VERA2 2
ASRock Rack OCP Summit-2UXGM-VERA2 2

There are also two FHFL dual-slot PCIe Gen6 x16 slots for GPUs, an FHHL slot for an NVIDIA BlueField-3 DPU, and two HHHL slots for NVIDIA ConnectX-8.

ASRock Rack OCP Summit-2UXGM-VERA2 17
ASRock Rack OCP Summit-2UXGM-VERA2 17

Stay tuned for more NVIDIA Vera performance figures on STH soon.

NVIDIA Spectrum-X SN6600 and NVIDIA RTX PRO 4500 Blackwell

The booth also had an NVIDIA Spectrum-X SN6600(-LD) Ethernet switch. The SN6600 family uses the 102.4Tbps NVIDIA Spectrum-6 ASIC, with 64 OSFP cages that support 128 ports of 800Gbps.

ASRock Rack OCP Summit-NVIDIA Spectrum-X SN6600 Ethernet Switch 5
ASRock Rack OCP Summit-NVIDIA Spectrum-X SN6600 Ethernet Switch 5

Something neat in the booth was that the unit shown was the liquid-cooled version, the SN6600-LD, and you can see the liquid cold plates inside. NVIDIA lists the SN6600-LD as a fully liquid-cooled 2RU switch, while the SN6600 is an air-cooled 3RU switch.

ASRock Rack OCP Summit-NVIDIA Spectrum-X SN6600 Ethernet Switch 2
ASRock Rack OCP Summit-NVIDIA Spectrum-X SN6600 Ethernet Switch 2

At the other end of the power range was the NVIDIA RTX PRO 4500 Blackwell Server Edition. It is a single-slot, passively cooled PCIe Gen5 card with 32GB of GDDR7 and a 165W maximum power draw.

ASRock Rack OCP Summit-NVIDIA RTX PRO 4500 Blackwell 1
ASRock Rack OCP Summit-NVIDIA RTX PRO 4500 Blackwell 1

That contrasts with the liquid-cooled RTX PRO 6000 cards seen earlier in the booth, which feature 96GB of GDDR7 and up to 600W configurable power. The passive card has no onboard fan, so it relies on standard server chassis airflow for cooling.

Final Words

Overall, we saw a lot of neat gear in the ASRock Rack booth at OCP 2026, ranging from fully integrated NVL72 racks, liquid-cooled HGX nodes, hybrid-cooled nodes, PCIe GPU nodes, and even liquid-cooled switches. It is always neat to see some of the newer servers, especially the Vera-based ones, entering the market as part of the new PCIe Gen6 generation. Also, for STH readers, a major takeaway was that so many of these are liquid-cooled, so it is likely wise to start making plans for liquid cooling in your future data centers.

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