Skip to main content
Intel PWLA8391GT PRO/1000 GT Desktop Network Adapter

Intel PWLA8391GT PRO/1000 GT Desktop Network Adapter

Bottom line: The Intel PWLA8391GT PRO/1000 GT Desktop Network Adapter: True gigabit 10/100/1000 auto-negotiation on legacy PCI desktop builds; main trade-off: PCI-only card, so no fit in modern PCIe-only motherboards.

Check price on Amazon

As an Amazon Associate, SpecPicks earns from qualifying purchases. Full disclosure →

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

  • ✓ True gigabit 10/100/1000 auto-negotiation on legacy PCI desktop builds
  • ✓ Intel SingleDriver support simplifies driver installs across Windows versions
  • ✓ Interrupt Moderation cuts CPU utilization on slower retro-era processors
  • ✓ Lead-free build meets EU RoHS and Japan White Goods Recycling requirements

Cons

  • ✗ PCI-only card, so no fit in modern PCIe-only motherboards
  • ✗ Gigabit copper only, no fiber or 2.5G/10G upgrade path
  • ✗ Legacy driver support for newer OS releases is not documented here

Manufacturer description

From the ManufacturerBuilt on Intel lead-free technology, the Intel PRO/ 1000 GT Desktop Adapter is the way to bring Gigabit performance to your desktop at no extra cost. The GT Desktop Adapter contains no lead and conforms to the European Union's Restrictions on the use of Hazardous Substances and Japan's White Goods Recycling Act.

SpecPicks Verdict

SpecPicks scored Intel PWLA8391GT PRO/1000 GT Desktop Network Adapter 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

  • Designed for high performance on desktop bus architecture
  • Simplify installation and maintenance with Intel SingleDriver technology
  • High-performing, auto-negotiating 10/100/ 1000 connection
  • Interrupt Moderation feature significantly reduces CPU utilization and increases throughput

Full Specifications

BrandIntel
ColorWhite
Model NumberPWLA8391GT
Mfr Part NumberPWLA8391GT
Number of Items1
Item Part NumberPWLA8391GT, PWLA8391GTBLK, PWLA8391GTBLK 865080
Compatible DevicesDesktop
Data Link ProtocolGigabit Ethernet
Data Transfer Rate1000 megabits_per_second
Hardware InterfaceEthernet
Global Trade Identification Number00735858169073, 02001185536009

Ready to buy?

Intel PWLA8391GT PRO/1000 GT Desktop Network Adapter is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

Check price on Amazon →

Related Retro Networking Cards

More guides & deep dives from the SpecPicks archive

Browse all articles & guides →

More reviews from the SpecPicks archive

Browse all reviews →

Earliest SpecPicks reviews

Browse full archive →