Skip to disk test
Disks (Polish)

Western Digital Caviar Blue WD6400AAKS

ManufacturerWestern Digital
ModelCaviar Blue
Model numberWD6400AAKS
Capacity640 GB
Form factor3.5"
InterfaceSATA II
Rotation speed7200 rpm
Buffer16 MB
Average rating
  • current
3.92/5 (4)


Test author: Cybullo

Compare result

More tests for this disk (Polish) Western Digital Caviar Blue WD6400AAKS
More tests by this user (Polish) Cybullo

HD Tune
HD Tune Disk test result

Maximum transfer114.7 MB/s
Minimum transfer59.2 MB/s
Average transfer94.9 MB/s
Burst rate141.2 MB/s
Access time11.9 ms
HD Tach
HD Tach Disk test result

Average read speed100 MB/s
Burst read speed228.1 MB/s
Access time12.2 ms
Original author comment
Burst speed: 228.1 MB/s
ATTO Disk Benchmark
ATTO Disk Benchmark Disk test result

Read speed117220 KB/s
Write speed117220 KB/s

More tests for this disk (Polish) Western Digital Caviar Blue WD6400AAKS
More tests by this user (Polish) Cybullo

Test date: 2011-12-31 10:40:08
Computer details used for the disk test Western Digital Caviar Blue (WD6400AAKS), 640 GB, 16 MB, 7200 rpm:
Processor: Intel Celeron E1200 Intel(R) Celeron(R) CPU E1200 @ 1.60GHz
Motherboard: To Be Filled By O.E.M. G41C-VS
Southbridge: Intel 82801GB (ICH7/R) rev. A1
Northbridge: Intel G41 rev. A3
RAM: DDR3 4096 MBytes 599.6 MHz (1:2)
Operating system: Microsoft Windows 7 (6.1) Ultimate Edition (Build 7600)