Core i7 performance comparison roundup

Published by Marc Büchel on 23.07.09
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SiSoft Sandra 2

At this point we deliver the values regarding Memory Bandwidth, Memory Latency as well as Memory and Cache Access.

Memory bandwidth

SiSoft Sandra - Speicherbandbreite - Integer  
Intel Core i7 975 XE 3.33 GHZ DDR3-1600 26.60 GB/s
Intel Core i7 965 XE 3.2 GHz DDR3-1600 26.54 GB/s
Intel Core i7 950 3.06 GHz DDR3-1600 26.48 GB/s
Intel Core i7 940 2.93 GHz DDR3-1600 26.40 GB/s
Intel Core i7 920 2.66 GHZ DDR3-1600 26.25 GB/s
  mehr ist besser


SiSoft Sandra - Speicherbandbreite - Fliesskomma  
Intel Core i7 975 XE 3.33 GHZ DDR3-1600 26.56 GB/s
Intel Core i7 965 XE 3.2 GHz DDR3-1600 26.58 GB/s
Intel Core i7 950 3.06 GHz DDR3-1600 26.49 GB/s
Intel Core i7 940 2.93 GHz DDR3-1600 26.40 GB/s
Intel Core i7 920 2.66 GHZ DDR3-1600 26.23 GB/s
  mehr ist besser


Memory latency

SiSoft Sandra - Speicherlatenz  
Intel Core i7 975 XE 3.33 GHZ DDR3-1600 63 ns
Intel Core i7 965 XE 3.2 GHz DDR3-1600 63 ns
Intel Core i7 950 3.06 GHz DDR3-1600 64 ns
Intel Core i7 940 2.93 GHz DDR3-1600 65 ns
Intel Core i7 920 2.66 GHZ DDR3-1600 66 ns
  weniger ist besser


Memory and cache access

SiSoft Sandra - Speicher und Cache Zugriff  
Intel Core i7 975 XE 3.33 GHZ DDR3-1600 78.06 GB/s
Intel Core i7 965 XE 3.2 GHz DDR3-1600 74.66 GB/s
Intel Core i7 950 3.06 GHz DDR3-1600 72.89 GB/s
Intel Core i7 940 2.93 GHz DDR3-1600 71.05 GB/s
Intel Core i7 920 2.66 GHZ DDR3-1600 67.41 GB/s
  mehr ist besser



 
Page 1 - Introduction Page 9 - Compression
Page 2 - Specifications Page 10 - Audio/Video encoding
Page 3 - Test setup Page 11 - Crysis
Page 4 - Futuremark Page 12 - PT Boats Knights of Seas
Page 5 - Cinebench Page 13 - Resident Evil 5
Page 6 - SiSoft Sandra 1 Page 14 - Street Fighter 4
Page 7 - SiSoft Sandra 2 Page 15 - Power consumption
Page 8 - Super Pi / wPrime Page 16 - Conclusion



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Core i7 performance comparison roundup - CPUs > Reviews - Reviews - ocaholic