Published: October 26, 2023 | Category: Hardware Archaeology & Diagnostics
It’s the cockroach of the CPU world: hard to kill, still running in dusty server rooms, and secretly powering industrial controllers that will outlive us all. intel64 family 6 model 42 stepping 7
| Erratum | Description | Workaround | |---------|-------------|-------------| | | Under heavy AVX + VT-x load, the machine may hang. | Disable AVX in BIOS or upgrade microcode. | | BDM80 | The RDRAND instruction may return all zeros for first ~100ns after wake from deep sleep. | Ignore first read (mostly patched in Linux kernel 3.16+). | | HSE137 | P-state transitions can cause a 1-2μs jitter in HPET timers. | Use TSC instead of HPET for high-frequency trading. | Published: October 26, 2023 | Category: Hardware Archaeology
Do you have a Sandy Bridge system still pulling daily duty? Tell me your story in the comments below. | | BDM80 | The RDRAND instruction may
Stepping 7 is rock solid for general use. Only AVX-heavy virtualization required caution. How to Check If You Own One Linux:
Get-WmiObject -Class Win32_Processor | Select-Object Name, Revision Match revision to stepping using Intel’s public tables.