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Intel Core i7 'Nehalem' processor and X58 chipset

We put the chip giant's new architecture to the test

The essential guide to IT transformation

PCMark05 Results

Intel Core i7 - PCMark 05
Intel Core i7 chart key

Longer bars are better

SiSoft Sandra and PCMark05 show that the triple-channel memory has stacks more bandwidth than the dual-channel DDR 2 and also has lower latency, just as we would expect. PCMark05 awarded extra marks for the memory element of the test and was also favourable towards the Core i7 CPU, which was intriguing as the clock speed of the two processors was nearly identical.

SiSoft Sandra Results
Memory Bandwidth

Intel Core i7 - SiSoft Sandra Results
Intel Core i7 chart key

Bandwidth in Gigabytes per second
Longer bars are better

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