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HP NC360T Network Adapter 412648-B21

HP NC360T Network Adapter 412648-B21

Bottom line: The HP NC360T Network Adapter 412648-B21: Dual gigabit copper ports on one PCIe x4 card, saving a second I/O slot; main trade-off: PCIe v1.0a x4 only, so no benefit from newer PCIe 3.0/4.0 slots.

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By , Founder & Editor-in-Chief · Listing data updated

Mike Perry — Hardware researcher since 2014. For retro PC hardware and period-correct parts, synthesises manufacturer documentation, community compatibility lists and marketplace listings rather than first-hand lab testing. Core beat: GPU performance across gaming, rendering, and local-LLM inference.

Pros & Cons

Pros

  • ✓ Dual gigabit copper ports on one PCIe x4 card, saving a second I/O slot
  • ✓ Intel 82571EB chipset with TCP offload cuts host CPU utilization
  • ✓ Ships with both standard and low-profile brackets for 1U/2U or tower builds
  • ✓ Auto-negotiates speed and duplex, so it drops into Fast Ethernet legacy gear
  • ✓ ACPI Wake-on-LAN plus remote boot for headless lab and homelab nodes

Cons

  • ✗ PCIe v1.0a x4 only, so no benefit from newer PCIe 3.0/4.0 slots
  • ✗ Copper 1GbE ceiling per port, dated next to 2.5G and 10G adapters
  • ✗ Built for HP ProLiant servers, so support in consumer boards can be hit or miss
  • ✗ Server-pull hardware at this price often arrives without cables or documentation

Manufacturer description

The NC360T is a high performance PCI Express (PCIe) dual port, copper, gigabit network solution for ProLiant customers who demand the latest in dual port Ethernet network adapter bandwidth and features. It offers two ports on a single PCI Express adapter, allowing customers to save valuable I/O slots for other uses. It is based upon the high performance Intel 82571EB chipset and offers a 4 lane (x4) PCI Express bus. Unique customer benefits and differentiators are: flexibility to order and install (It has both standard and low profile capability.); and, usable in Ethernet or Fast Ethernet…

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SpecPicks Verdict

SpecPicks scored HP NC360T Network Adapter 412648-B21 using a rating × review-volume × price-fit model applied to published specs and reviews across the retro networking cards category. Compare with similarly-priced alternatives in the retro networking cards category before committing. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for retro networking cards of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

  • End-to-end Gigabit solution
  • Better network performance by alleviating congestion and removing bottlenecks
  • High-performance connectivity solution for your LAN
  • Significantly reduces CPU utilization and increases throughput
  • Allows Lower Power Consumption, Remote Wake And Remote Booting
  • Pci-E V1.0A Compliant

Full Specifications

BrandHP
Model Number412648-B21
Mfr Part Number412648-B21
Item Part Number412648-B21, 412648B21
Compatible DevicesDesktop
Data Link ProtocolEthernet, Fast Ethernet
Data Transfer Rate1000 megabits_per_second
Hardware InterfaceEthernet
Warranty DescriptionLimited warranty; 1 year warranty
External Testing CertificationVCCI CLass 2
Global Trade Identification Number00882780408647, 08827804086472

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HP NC360T Network Adapter 412648-B21
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