Intel Pentium 166MHz CPU Processor SU072 BP80502166 Socket 7 P1 MMX

Intel Pentium 166MHz CPU Processor SU072 BP80502166 Socket 7 P1 MMX

The Intel Pentium 166MHz is a first-generation Pentium (P1) desktop processor identified by sSpec number SU072 and OPN BP80502166. It operates at 166MHz with a 66MHz front-side bus and fits the standard Socket 7 interface, making it compatible with the wide range of Socket 7 motherboards produced throughout the mid-1990s. This unit is manufactured in Malaysia, as marked on the die label.

Specifications & What's Included

• Brand: Intel
• Processor family: Pentium P1
• sSpec number: SU072
• OPN (Ordering Part Number): BP80502166
• Clock speed: 166 MHz
• Front-side bus (FSB): 66 MHz
• Socket: Socket 7
• Die markings: BP80502166 / SU072/VSS
• Lot/batch code: 16230310AH
• Country of manufacture: Malaysia
• CPU only — no heatsink, fan, or accessories included

Applications

The first-generation Intel Pentium family launched in 1993 and defined mainstream PC computing through the mid-1990s. The 166MHz variant, released in 1996, sits near the top of the non-MMX P1 lineup and was a common upgrade target for Socket 7 systems of that era. Socket 7 was an open standard supported by Intel, AMD, Cyrix, IDT, and others, and it appeared on motherboards from manufacturers including ASUS, Gigabyte, MSI, and Abit. These processors powered workstations, desktop PCs, and entry-level servers running MS-DOS, Windows 3.x, Windows 95, Windows NT 3.51/4.0, OS/2, and early Linux distributions. Today the BP80502166 / SU072 is sought by collectors of vintage computing hardware, hobbyists maintaining period-correct legacy systems, and technicians servicing or restoring 1990s industrial and embedded equipment that used Socket 7 platforms.