Western Digital Black Wd5000bpkx 500 Gb 2.5-inch Internal Hard Drive - Sata Iii - 7200 Rpm available on October 30 2016 from TechForLess for 49.97
WD Black 500GB Performance Mobile Hard Disk Drive - 7200 RPM SATA 6 Gb/s 16MB Cache 9.5 MM 2.5 Inch - WD5000BPKX available on August 10 2016 from Amazon for 50.00
50pk 500gb Wd Blue Sata 5400 Rpm 8mb 2.5in 9.5mm 6gb/s available on August 10 2016 from Newegg for 127.67
UPC bar code 718037803982 ξ2 registered October 30 2016
UPC bar code 718037803982 ξ3 registered November 14 2015
UPC bar code 718037803982 ξ4 registered April 25 2016
UPC bar code 718037803982 ξ1 registered April 05 2015
Product category is 500GB SATA 16MB 7200RPM Black WD5000BPKX Electronic
^Western Digital Black Wd5000bpkx 500 Gb 2.5-inch Internal Hard Drive - Sata Iii - 7200 Rpm, Western Digital. TechForLess. UPC 718037803982 (revised Oct 2016)
^WD Black 500GB Performance Mobile Hard Disk Drive - 7200 RPM SATA 6 Gb/s 16MB Cache 9.5 MM 2.5 Inch - WD5000BPKX, Western Digital. Amazon. UPC 718037803982 (revised Aug 2016)
^50pk 500gb Wd Blue Sata 5400 Rpm 8mb 2.5in 9.5mm 6gb/s, Western Digital. Newegg. UPC 718037803982 (revised Aug 2016)
.The drive itself is a Western Digital Black. There are millions of them running right now all over the world. Given half a chance (mostly meaning no shipping damage, and not overheated) these drives will run happily for years.As for it being an "Advanced Format" drive (AFD), I'm running Windows XP on two such drives. Western Digital provides a program that makes the needed adjustments (if any) to the drive, though oddly, you can only download the program after yo..
I have had this drive for about 2 years in my laptop and it eventually started to fail. I am still able to get my data off just fine but it fails diagnostics. Contacted western digital and got an advance replacement. Needless to say I am thrilled with what they sent me. I received a drive that is larger and newer than the original. This is exactly why I have bought Western Digital for years and why I will continue. They did the same thing years ago with my Raptor that went bad..