Intel Core i7 Extreme 975
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Default clock: 3330MHz. Average overclock on air, water, cascade or liquid nitrogen
Hardware index based on 5,661 submissions (performance relative to fastest system, more info).
Socket, view compatible motherboards or other LGA1366 processors
Bloomfield Cores - view other processors from the Core i7 900 Series (Nehalem) family
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CPU overclocking records

World records achieved by overclocking a Intel Core i7 Extreme 975 processor. Click on view more to see the complete hall of fame.

Benchmark Worldrecord Links
CPU Frequency Denmark 6218.69 mhz (31.4pts) Rankings
PiFast Germany 14sec 330ms (27.1pts) Rankings
SuperPi - 1M Germany 6sec 670ms (45.5pts) Rankings
SuperPi - 32M Germany 6min 9sec 950ms (55.8pts) Rankings
wPrime - 32m Taiwan 4sec 134ms (48.2pts) Rankings
wPrime - 1024m Taiwan 2min 10sec 166ms (42.4pts) Rankings
XTU n/a Rankings
PCMark04 United States 12440 marks (2.5pts) Rankings
PCMark05 Germany 56182 marks (0pts) Rankings
PCMark Vantage Germany 35956 marks (10.5pts) Rankings
PCMark 7 Germany 6185 marks (2pts) Rankings
PCMark10 n/a Rankings
PCMark10 Express n/a Rankings
PCMark10 Extended n/a Rankings
Cinebench - 2003 United States 3447 points (2.5pts) Rankings
PCMark Android - Work 1.0 n/a Rankings
Cinebench - R11.5 Canada 8.11 points (2.5pts) Rankings
PCMark Android - Work 2.0 n/a Rankings
Cinebench - R15 Canada 755 cb (2.5pts) Rankings
GPUPI v3.3 for CPU - 100M n/a Rankings
GPUPI for CPU - 100M 28sec 672ms (2.5pts) Rankings
GPUPI v3.3 for CPU - 1B n/a Rankings
GPUPI for CPU - 1B United States 7min 13sec 360ms (3.1pts) Rankings
HWBOT x265 Benchmark - 1080p Australia 19.109 fps (3.5pts) Rankings
HWBOT x265 Benchmark - 4k 4.418 fps (3.1pts) Rankings
y-cruncher - Pi-25m United States 4sec 235ms (0pts) Rankings
y-cruncher - Pi-1b United States 5min 14sec 228ms (0pts) Rankings
y-cruncher - Pi-10b n/a Rankings
3DMark11 Physics n/a Rankings
PerformanceTest United States 3608.4 Marks (0pts) Rankings
System Stability Tester 32M Pi n/a Rankings
HWBOT Prime Netherlands 5375.4 pps (0pts) Rankings
WinRAR n/a Rankings
shzo n/a Rankings
BlackBerry KeyOne n/a Rankings
Cinebench R15 Extreme United States 177 CB (0pts) Rankings
Cinebench - R20 n/a Rankings
BRENNAN n/a Rankings
Black Hole Benchmark United States 19520 marks (0pts) Rankings
Geekbench3 - Multi Core United States 13665 points (2.5pts) Rankings
Geekbench3 - Single Core United States 3486 points (2.5pts) Rankings
SuperPi - 1M with BenchMate n/a Rankings
Cinebench - R20 with BenchMate n/a Rankings
Cinebench - R11.5 with BenchMate n/a Rankings
SuperPi - 32M with BenchMate n/a Rankings
Geekbench3 - Multi Core with BenchMate n/a Rankings
Geekbench3 - Single Core with BenchMate n/a Rankings
Geekbench4 - Single Core with BenchMate n/a Rankings
Geekbench4 - Multi Core with BenchMate n/a Rankings
Cinebench - R15 with BenchMate n/a Rankings
7-Zip n/a Rankings
PiFast with BenchMate n/a Rankings
wPrime - 32m with BenchMate n/a Rankings
wPrime - 1024m with BenchMate n/a Rankings
PerformanceTest Mobile n/a Rankings
HWBOT Prime 30min United States 9343849 max prime (0pts) Rankings
106857280512383915478 n/a Rankings
[KRIEG] MathBenchmark GUI n/a Rankings
Vellamo Multicore n/a Rankings
HEVC h.265 Decode United States 760.94 marks (0pts) Rankings
RealBench HWBOT Version United States 111838 Points (0pts) Rankings
Speedsys n/a Rankings
Geekbench4 - Single Core United States 4159 points (2.5pts) Rankings
Geekbench4 - Multi Core Netherlands 13743 points (0pts) Rankings
Testcpu n/a Rankings
Parallel PI n/a Rankings

Core i7 Extreme 975 used in other benchmarks

Benchmark Worldrecord Links
Aquamark Germany 421278 marks (14.6pts) Rankings
Reference Frequency United States 200.01 MHz (0.5pts) Rankings
AS SSD Sweden 272 points (0pts) Rankings
Memory Frequency United States 1068.7 MHz (0.2pts) Rankings
3DMark 99 Max Greece 49781 marks (0pts) Rankings
3DMark2000 Czech Republic 47853 marks (0pts) Rankings
3DMark2001 SE Germany 111761 marks (0pts) Rankings
3DMark03 Greece 191062 marks (5.6pts) Rankings
3DMark05 Germany 51284 marks (0.9pts) Rankings
3DMark06 Germany 39316 marks (0.5pts) Rankings
3DMark11 - Performance United States 15057 marks (0.6pts) Rankings
3DMark11 - Entry Finland 12980 marks (0.5pts) Rankings
3DMark11 - Extreme United States 5910 marks (0.9pts) Rankings
3DMark Vantage - Performance Germany 47002 marks (0.2pts) Rankings
MaxxMem Austria 2442.3 marks (0pts) Rankings
3DMark - Ice Storm Netherlands 139551 marks (0pts) Rankings
3DMark - Cloud Gate Netherlands 20091 marks (0.5pts) Rankings
Unigine Heaven - Basic Ukraine 4752.61 DX9 Marks (0pts) Rankings
Unigine Heaven - Xtreme Germany 3288.97 DX11 Marks (0pts) Rankings
3DMark - Fire Strike Netherlands 4495 marks (0.5pts) Rankings
GPUPI - 1B United States 36sec 382ms (7.6pts) Rankings
3DMark - Time Spy Netherlands 2377 marks (0pts) Rankings