To understand the string, we must break it down into its constituent parts:
If your system reports family 6 model 58, here is what you actually own:
Examples: i7-3770, i5-3570, Xeon E3-12xx v2. acpi genuineintel---intel64-family-6-model-58
2. GenuineIntel
This is the vendor identifier string. It tells the operating system that the CPU was manufactured by Intel Corporation. (Historically, competitor AMD uses the string "AuthenticAMD").
Are you currently experiencing performance issues or seeing this specific text in an error message? Solved: intel graphic update GenuineIntel This is the vendor identifier string
As of 2025, Ivy Bridge (Family 6 Model 58) is over a decade old. However, millions of legacy servers, industrial PCs, and embedded systems still run this hardware. Linux kernel maintainers have not removed the debug print because it costs nothing and helps diagnose power regression for old platforms.
The string "acpi genuineintel---intel64-family-6-model-58" refers to an Advanced Configuration and Power Interface (ACPI) hardware identifier for an Intel Ivy Bridge processor. Hardware Report: Intel Family 6 Model 58 Are you currently experiencing performance issues or seeing
, you might feel like you’ve stumbled upon a secret government code. In reality, you are looking at the technical fingerprint of one of Intel’s most successful eras: the Ivy Bridge architecture. What Does the Code Actually Mean? This identifier is used by the ACPI (Advanced Configuration and Power Interface)
Sometimes users see this string in the Device Manager accompanied by a yellow exclamation mark