Samsung 840 Pro SSD Review
Anvil IOPS Sequential
Demonstrating that the smaller block test might be borked, the Sequential testing in Anvil shows the Samsung 840 Pro to be right on a par with the rest of the SATA6 herd.
AIDA64 Read Suite
The performance is outstanding, just being shaded in the random test by the Corsair Neutron GTX, but otherwise the 840 Pro is a very capable performer.