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Seagate 160GB Momentus 7200.2
The mid-2007-vintage 160GB Seagate Momentus 7200.2 is a dithering performer by comparison to 2008-vintage 320GB drives. See the results for the Hitachi 320GB Travelstar, which average about 40% faster.
If you have this drive or other vintage 2007 drive in your MacBook or MacBook Pro, upgrade it now to the Hitachi 320GB Travelstar for about $89 after rebate.
Raw data
Test mule: MacBook Pro (2007) 2.4GHz SATA hardware: FirmTek SeriTek/2SM2-E + NewerTech Voyager Driver: Apple standard Drive model: ST9160823AS # test via eSATA $ disktester run-area-test -i 3 -c 1M -t 1G Seagate160 === Monday, November 24, 2008 9:35:10 AM PT, volume "Seagate160" (148.7GB) === ------------ Write Details for "Seagate160" (1GB/32MB, 3 iterations) ----------- Area (146.7GB) Slowest Median Fastest Average Range 0% 53.7 54.3 55.0 54.3 1.31 10% 54.5 54.9 55.0 54.8 0.48 20% 53.1 53.9 54.0 53.7 0.96 30% 51.7 52.0 52.4 52.0 0.64 40% 49.2 49.8 50.1 49.7 0.84 50% 46.1 46.5 46.9 46.5 0.75 60% 44.1 44.3 44.3 44.2 0.20 70% 41.7 41.8 41.8 41.8 0.13 80% 37.8 37.8 37.9 37.8 0.18 90% 32.9 32.9 32.9 32.9 0.02 100% 45.9 45.9 46.3 46.1 0.41 ------------ Read Details for "Seagate160" (1GB/32MB, 3 iterations) ------------ Area (146.7GB) Slowest Median Fastest Average Range 0% 58.0 58.0 58.4 58.1 0.38 10% 56.1 56.4 56.4 56.3 0.31 20% 54.1 54.3 54.3 54.3 0.24 30% 52.1 52.3 52.4 52.3 0.29 40% 49.8 50.1 50.1 50.0 0.28 50% 46.5 46.5 46.7 46.6 0.25 60% 44.0 44.2 44.2 44.1 0.19 70% 41.5 41.7 41.7 41.7 0.18 80% 37.7 37.8 37.8 37.8 0.15 90% 32.7 32.7 32.7 32.7 0.01 100% 47.8 48.0 48.0 47.9 0.26 -------------- Averages for "Seagate160" (1GB/32MB, 3 iterations) -------------- Area (146.7GB) Write MB/sec Read MB/sec 0% 54.3 58.1 10% 54.8 56.3 20% 53.7 54.3 30% 52.0 52.3 40% 49.7 50.0 50% 46.5 46.6 60% 44.2 44.1 70% 41.8 41.7 80% 37.8 37.8 90% 32.9 32.7 100% 46.1 47.9 <== erroneous Average write speed across the volume: 46.7MB/sec Average read speed across the volume: 47.4MB/sec