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NVIDIA GPULiquid-cooledNew

HPE ProLiant Compute XD685 (8× B300)

5U direct-liquid-cooled Blackwell Ultra server, generally available since January 2026 — the density play: 8× B300 in half the rack space of air-cooled peers.

● Live · 3 verified suppliers

HPE ProLiant Compute XD685 (8× B300)

0×

NVIDIA B300 (Blackwell Ultra)

0GB HBM3e

Memory per GPU

0.0kW

Max power draw

0U

Rack height

01 / 01

Technical specifications

GPU model

NVIDIA B300 (Blackwell Ultra)

GPU count

8

Memory per GPU

288GB HBM3e

Cooling

Liquid-cooled

Max power draw

13.5 kW

Rack units

5U

Networking

8× 800Gb/s ConnectX-8

Interconnect

NVLink 5 / NVSwitch (1.8 TB/s per GPU)

CPU

2× AMD EPYC 9005

System memory

3TB DDR5

Storage

8× 7.68TB NVMe

Condition

New

Warranty

3-year HPE

Support

HPE Complete Care

Ga

January 2026

CooledBy

Direct liquid cooling

Power envelope13.5 kW / 132 kW rack budget

Share of a 132 kW high-density rack this system draws at max load.

5U

Of a standard 42U rack — up to 8 systems per rack before power limits.

Supply

$501,050–$526,350/system

Indicative band across 3 verified supplier offers — exact pricing is verified and competed during sourcing.

Availability
● Live · 3 suppliers
Lead time
7–10 wks
In stock
~19 system
Ships from
Frankfurt, Germany, Stockholm, Sweden, Zurich, Switzerland
Warranty
3-year HPE

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