SiSoft Sandra 2011	Source: Sandra

Sandra is designed to test the theoretical power of a complete system as well as the individual components. The results are also purely theoretical and may not represent real world performance.

SiSoft Sandra 2011 - Hard Drive Read Tests Read Drive Index: Points Ranking Western Digital 1TB WD1001FALS HDD 80.13 Western Digital 1TB WD1001FALS HDD (RAID 0) 147.83 Western Digital 1TB WD1001FALS HDD (RAID 1) 147.83 OCZ Vertex 2 128GB SSD 253.65 Plextor PX-128M1S SSD 87.5 Seagate 3TB Barracuda XT HDD 127.86 Seagate 2TB Barracuda XT HDD 110.85 Seagate 750GB Momentus XT SSHD 91.39 Seagate 500GB Momentus XT SSHD 84.53 Read Random Access Time: (ms) Points Ranking Western Digital 1TB WD1001FALS HDD 4 Western Digital 1TB WD1001FALS HDD (RAID 0) 1 Western Digital 1TB WD1001FALS HDD (RAID 1) 1 OCZ Vertex 2 128GB SSD 0.55 Plextor PX-128M1S SSD 0.55 Seagate 3TB Barracuda XT HDD 17.23 Seagate 2TB Barracuda XT HDD 17.8 Seagate 750GB Momentus XT SSHD 15 Seagate 500GB Momentus XT SSHD 17.78

When it comes to Read performance the 2TB Seagate Barracuda XT HDD does not disappoint with a result of 110.85MB/s! Random Access Time is 17.8ms, significantly slower than the WD1001FALS drive.

SiSoft Sandra 2011 - Hard Drive Write Tests Write Drive Index: Points Ranking Western Digital 1TB WD1001FALS HDD 85.99 Western Digital 1TB WD1001FALS HDD (RAID 0) 170.5 Western Digital 1TB WD1001FALS HDD (RAID 1) 77.97 OCZ Vertex 2 128GB SSD 232.32 Plextor PX-128M1S SSD 151.78 Seagate 3TB Barracuda XT HDD 128.47 Seagate 2TB Barracuda XT HDD 111.44 Seagate 750GB Momentus XT SSHD 148.84 Seagate 500GB Momentus XT SSHD 102.52 Write Random Access Time: (ms) Points Ranking Western Digital 1TB WD1001FALS HDD 12 Western Digital 1TB WD1001FALS HDD (RAID 0) 13 Western Digital 1TB WD1001FALS HDD (RAID 1) 5 OCZ Vertex 2 128GB SSD 0.15 Plextor PX-128M1S SSD 0.18 Seagate 3TB Barracuda XT HDD 3.65 Seagate 2TB Barracuda XT HDD 6.61 Seagate 750GB Momentus XT SSHD 9.65 Seagate 500GB Momentus XT SSHD 7