Q: What is a PCI Express Mini Card?

A: A PCI Express Mini Card is a specific form factor used for small expansion cards that utilize either PCI Express or USB interfaces. It is a type of expansion card designed to add various functionalities to computer systems.

Q: What is the primary purpose of a PCI Express Mini Card?

A: The primary purpose of a PCI Express Mini Card is to provide a standardized, compact way to integrate additional features into computer systems. It allows for the connection of expansion cards that leverage PCI Express, USB 2.0, or System Management Bus for communication.

Q: What standards did the PCI Express Mini Card replace, and what standard replaced it?

A: The PCI Express Mini Card followed and largely replaced the Mini PCI standard, which was used for small PCI expansion cards. It was subsequently followed and largely replaced by the M.2 standard for newer, more compact expansion needs.

Q: What are some common alternative names for PCI Express Mini Card?

A: Common alternative names and aliases for PCI Express Mini Card include Mini PCI Express, Mini PCIe, Mini PCI-E, mPCIe, and PEM. These terms are often used interchangeably to refer to the same form factor.

PCI Express Mini Card

form factor for small PCI Express and USB expansion cards

Class type of: expansion card Q20825962

Facts

7 properties

Instance of: form factor
Follows: Mini PCI^[2]
Followed by: M.2^[3]
Subclass of: expansion card^[4]
Different from: M.2, mSATA^[6]^[7]
Standards body: PCI-SIG^[5]
Uses: PCI Express, USB 2.0, System Management Bus^[8]^[9]^[10]

🏷️ Also known as

en Mini PCIe en Mini PCI-E en Mini PCI Express en mPCIe en PCI Express Mini Card en PEM fi mini-PCIe fi Mini PCI-e fi Mini PCIe fi mPCIe

🔖 Identifiers · 2

Image (Wikimedia Commons): MSATA SSD 16 GB Sandisk - SDSA3DD-016G-2494.jpg ↗
Google Knowledge Graph ID: /g/1ym_l7_nx

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🔗 Connections

Uses 3

PCI Express, System Management Bus, USB 2.0

Different from 2

M.2, mSATA

← Different from 2

M.2, mSATA

Followed by 1

M.2

Followed by (predecessor) 1

M.2

Follows 1

Mini PCI

Instance of 1

form factor

Preceded by (successor) 1

Mini PCI

Standards body 1

PCI-SIG

Subclass of 1

expansion card

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Summary

PCI Express Mini Card is a form factor^[1].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

Class ancestry

[1] ↑ PCI Express Mini Card is an instance of form factor (Q1148887) [P31, primary]. Wikidata. wikidata.org.

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APA

4ort.xyz Knowledge Graph. (2026). PCI Express Mini Card. Retrieved October 30, 2026, from https://4ort.xyz/entity/pci-express-mini-card

MLA

“PCI Express Mini Card.” 4ort.xyz Knowledge Graph, 4ort.xyz, 30 Oct. 2026, https://4ort.xyz/entity/pci-express-mini-card.

BibTeX

@misc{4ortxyz_pci-express-mini-card_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{PCI Express Mini Card}}, year = {2026}, url = {https://4ort.xyz/entity/pci-express-mini-card}, note = {Accessed: 2026-10-30}}

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According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): PCI Express Mini Card — https://4ort.xyz/entity/pci-express-mini-card (retrieved 2026-10-30)

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