John W. Colby
jwcolby at colbyconsulting.com
Tue Sep 14 22:19:49 CDT 2004
>What is the transfer rate on the disks you bought? And have you actually tested the alleged rate by copying a suitably large file from one disk to the other? Results below: '************************************************** '**Benchmarked on: '** '**MSI K8N Neo with 3ghz Athlon64 '**2.5g Ram '**Built-in 4 channel SATA '**2 IDE channels '**GBit LAN '** '************************************************** HD Tune: SAMSUNG SP0802N Benchmark Transfer Rate Minimum : 30.7 MB/sec Transfer Rate Maximum : 56.2 MB/sec Transfer Rate Average : 46.4 MB/sec Access Time : 13.6 ms Burst Rate : 76.2 MB/sec CPU Usage : 4.4% '************************************************** HD Tune: Maxtor 6Y250P0 Benchmark Transfer Rate Minimum : 30.5 MB/sec Transfer Rate Maximum : 57.7 MB/sec Transfer Rate Average : 47.6 MB/sec Access Time : 13.9 ms Burst Rate : 101.3 MB/sec CPU Usage : 4.7% '************************************************** HD Tune: WDC WD2500JD-50GBB0 Benchmark - SATA 250g File Copy to another WDC drive: 6.365 gbytes in 115 seconds = 55.35 mbytes / sec File copy to Maxtor 6Y250P0: 6.365 gbytes in 132 seconds = 48.22 mbytes / sec File copy to Samsung SP0802N : 6.365 gbytes in 115 seconds = 55.35 mbytes / sec Transfer Rate Minimum : 31.6 MB/sec Transfer Rate Maximum : 55.0 MB/sec Transfer Rate Average : 47.0 MB/sec Access Time : 13.6 ms Burst Rate : 60.6 MB/sec CPU Usage : 4.2% '************************************************** '**Benchmarked on: '** '**MSI K8N Neo with 3ghz Athlon64 '**2.5g Ram '**Built-in 4 channel SATA '**2 IDE channels '**GBit LAN '** '************************************************** HD Tune: NVIDIA MIRROR 114.49G Benchmark Pair of 120gbyte Transfer Rate Minimum : 2.0 MB/sec Transfer Rate Maximum : 50.3 MB/sec Transfer Rate Average : 38.3 MB/sec Access Time : 14.4 ms Burst Rate : 101.3 MB/sec CPU Usage : 2.9% '************************************************** HD Tune: NVIDIA STRIPE 379.84G Benchmark This is a pair of 200g disks running striped Raid0 Transfer Rate Minimum : 76.4 MB/sec Transfer Rate Maximum : 96.1 MB/sec Transfer Rate Average : 87.1 MB/sec Access Time : 13.8 ms Burst Rate : 100.9 MB/sec CPU Usage : 9.7% '************************************************** HD Tune: ST3120026A Benchmark This is a Seagate packaged 120 gbyte external HD on USB 2.0. Transfer Rate Minimum : 17.5 MB/sec Transfer Rate Maximum : 21.6 MB/sec Transfer Rate Average : 21.1 MB/sec Access Time : 15.0 ms Burst Rate : 22.7 MB/sec CPU Usage : 9.8% '************************************************** HD Tune: Maxtor 6Y250P0 Benchmark This is a CompUSA "generic" external hard disk enclosure running on USB 2.0 Transfer Rate Minimum : 19.8 MB/sec Transfer Rate Maximum : 20.8 MB/sec Transfer Rate Average : 20.8 MB/sec Access Time : 14.6 ms Burst Rate : 20.8 MB/sec CPU Usage : 9.6% '************************************************** '**Benchmarked on: '** '**Soltek SL-75MRN with 2.5g AMD Athlon '**750 mb Ram '**2 IDE channels '**100 mbit LAN '** '************************************************** HD Tune: SAMSUNG SP1604N Benchmark Transfer Rate Minimum : 28.3 MB/sec Transfer Rate Maximum : 61.4 MB/sec Transfer Rate Average : 46.7 MB/sec Access Time : 13.8 ms Burst Rate : 76.4 MB/sec CPU Usage : 7.0% '************************************************** John W. Colby www.ColbyConsulting.com -----Original Message----- From: dba-tech-bounces at databaseadvisors.com [mailto:dba-tech-bounces at databaseadvisors.com] On Behalf Of Arthur Fuller Sent: Tuesday, September 14, 2004 4:49 PM To: 'Discussion of Hardware and Software issues' Subject: [dba-Tech] JC: The Disks you bought JC: What is the transfer rate on the disks you bought? And have you actually tested the alleged rate by copying a suitably large file from one disk to the other? Not that I'm maligning anyone's products, I just want to know how fast they claim to be and how close they come to their alleged mileage. A. _______________________________________________ dba-Tech mailing list dba-Tech at databaseadvisors.com http://databaseadvisors.com/mailman/listinfo/dba-tech Website: http://www.databaseadvisors.com