HP 3945ABG Intel Pro Wireless Mini PCIe Card

Name: HP 3945ABG Intel Pro Wireless Mini PCIe Card
Brand: HP
SKU: 3945ABG

HP Intel Pro Wireless 3945ABG Mini PCIe card adds reliable 802.11a/b/g Wi-Fi to compatible laptops.

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Overview

Enhance Your Laptop's Wireless Connectivity with HP Intel Pro Wireless Mini PCIe Card

Upgrade your HP laptop's wireless capabilities with the HP Intel Pro Wireless Mini PCIe 3945ABG card. Supporting 802.11a/b/g standards, this card provides reliable and fast wireless connectivity.

Brand: HP
Model: 3945ABG
Type: Intel Pro Wireless Mini PCIe Card
Wireless Standards: 802.11a/b/g

Pros & Cons

👍 Pros

Dual-band support (2.4GHz and 5GHz) via 802.11a/b/g standards provides network flexibility.
Mini PCIe form factor fits easily into standard laptop wireless card slots.
Intel Pro Wireless chipset is well-supported with mature, stable drivers across Windows and Linux.
Affordable replacement option for restoring wireless functionality in older HP laptops.

👎 Cons

Limited to 802.11g maximum speeds, which are significantly slower than modern Wi-Fi standards.
No 802.11n or 802.11ac support means this card cannot take advantage of current router capabilities.
HP laptop whitelist restrictions may prevent installation in some HP models not originally configured for this card.
Legacy product that is only practical as a direct replacement, not as an upgrade.

Frequently Asked Questions

What wireless standards does the HP 3945ABG card support?

It supports 802.11a, 802.11b, and 802.11g standards, providing connectivity on both 2.4GHz and 5GHz bands.

Is this card compatible with all laptops?

No, this is an HP-specific Mini PCIe card. It is designed for HP laptops with a Mini PCIe wireless slot. Some HP models have a whitelist that restricts which wireless cards can be installed.

Does the HP 3945ABG support 802.11n or Wi-Fi 5 (802.11ac)?

No, this card supports up to 802.11g. If you need faster wireless standards like 802.11n or 802.11ac, you will need a newer wireless card.

Is this card suitable as a replacement for a failed wireless card in an older HP laptop?

Yes, it is an ideal direct replacement for laptops that originally shipped with the Intel Pro Wireless 3945ABG, restoring factory wireless functionality.