Intel Pentium MMX 166Mhz
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Default clock: 166MHz, 13 Watt. Average overclock on air, water, cascade or liquid nitrogen
Hardware index based on 309 submissions (performance relative to fastest system, more info).
Socket, view compatible motherboards or other 5/7 processors
P55C Core - view other processors from the Pentium MMX family

CPU overclocking records

World records achieved by overclocking a Intel Pentium MMX 166Mhz processor. Click on view more to see the complete hall of fame.

Benchmark Worldrecord Links
CPU Frequency Argentina 337.5 mhz (8.2pts) Rankings
PiFast Argentina 11min 50sec 330ms (6.4pts) Rankings
SuperPi - 1M Argentina 6min 3sec 763ms (8pts) Rankings
SuperPi - 32M Czech Republic 5h 18min 11sec 842ms (2pts) Rankings
wPrime - 32m Argentina 9min 45sec 750ms (6.4pts) Rankings
wPrime - 1024m Argentina 5h 27min 31sec 870ms (2pts) Rankings
XTU n/a Rankings
PCMark 2004 Czech Republic 339 marks (2pts) Rankings
PCMark 2005 n/a Rankings
PCMark Vantage n/a Rankings
PCMark7 n/a Rankings
Cinebench - 2003 n/a Rankings
Cinebench - R11.5 n/a Rankings
Cinebench - R15 n/a Rankings
GPUPI for CPU - 100M n/a Rankings
GPUPI for CPU - 1B n/a Rankings
HWBOT x265 Benchmark - 1080p n/a Rankings
HWBOT x265 Benchmark - 4k n/a Rankings
Y-Cruncher - Pi-25m n/a Rankings
Y-Cruncher - Pi-1b n/a Rankings
Y-Cruncher - Pi-10b n/a Rankings
3DMark11 Physics n/a Rankings
PerformanceTest n/a Rankings
HWBOT Prime Russian Federation 307.33 pps (2pts) Rankings
WinRAR Czech Republic 95 KB/s (0pts) Rankings
Black Hole Benchmark n/a Rankings
Geekbench3 - Multi Core n/a Rankings
Geekbench3 - Single Core n/a Rankings
PCMark Android - Work 1.0 n/a Rankings
PerformanceTest Mobile n/a Rankings
Vellamo Multicore n/a Rankings
HEVC h.265 Decode n/a Rankings
RealBench HWBOT Version n/a Rankings
Speedsys n/a Rankings
Geekbench4 - Single Core n/a Rankings
Geekbench4 - Multi Core n/a Rankings
Testcpu n/a Rankings
PCMark Android - Work 2.0 n/a Rankings

Pentium MMX 166Mhz used in other benchmarks

Benchmark Worldrecord Links
Reference Clock 70 MHz (2pts) Rankings