Intel Pentium D 840
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Default clock: 3200MHz. Average overclock on air, water, cascade or liquid nitrogen
Hardware index based on 187 submissions (performance relative to fastest system, more info).
Socket, view compatible motherboards or other LGA775 processors
Smithfield Cores - view other processors from the Pentium D (Smithfield) family

CPU overclocking records

World records achieved by overclocking a Intel Pentium D 840 processor. Click on view more to see the complete hall of fame.

Benchmark Worldrecord Links
CPU Frequency Slovenia 5650.53 mhz (2pts) Rankings
PiFast Slovenia 39sec 170ms (2pts) Rankings
SuperPi - 1M Slovenia 23sec 282ms (2pts) Rankings
SuperPi - 32M Slovenia 19min 56sec 969ms (2pts) Rankings
wPrime - 32m Slovenia 28sec 578ms (2pts) Rankings
wPrime - 1024m Slovenia 15min 44sec 799ms (2pts) Rankings
XTU n/a Rankings
PCMark 2004 United States 9173 marks (2pts) Rankings
PCMark 2005 United States 11948 marks (2pts) Rankings
PCMark Vantage United States 6010 marks (2pts) Rankings
PCMark7 United States 2693 marks (2pts) Rankings
Cinebench - 2003 Germany 489 points (0pts) Rankings
Cinebench - R11.5 Slovenia 1.43 points (2pts) Rankings
Cinebench - R15 Germany 68 cb (2pts) 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 United States 1106.1 Marks (0pts) Rankings
HWBOT Prime Slovenia 2075.18 pps (2pts) Rankings
WinRAR United States 1239 KB/s (0pts) Rankings
Black Hole Benchmark United States 5612 marks (0pts) Rankings
Geekbench3 - Multi Core United States 2225 points (2pts) Rankings
Geekbench3 - Single Core United States 1256 points (2pts) 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 D 840 used in other benchmarks

Benchmark Worldrecord Links
Reference Clock United States 285.79 MHz (0.4pts) Rankings
Memory Clock United States 381 MHz (0pts) Rankings
3DMark2001 SE United States 11427 marks (0.2pts) Rankings
MaxxMem United States 273.6 marks (0pts) Rankings