A USB cable issue. Advice wanted.

Computer Type: PC/Desktop
System Manufacturer/Model Number: custom built
OS: Win 7 Pro 64-bit 7601
CPU: AMD Phenom 9650 QuadCore, revision DR-B3
Motherboard: ASUS M4A78
Memory: 5 GB yes I run 2x 2GB and 1x 1GB, different brand, spank me.
Graphics Card: NVIDIA GeForce 9800 GT 512 Mb, unknown manufacturer.
Sound Card: Crappy Realtek Integrated Audio
Monitor(s) Displays: Fujitsu Siemens P19-3P
Screen Resolution: 1280 x 1024 x 32 bits @ 60 Hz Oh yeah, 4:3 rocks!
Keyboard: Microsoft, PS/2, white.
Mouse: Optical, logitec.
PSU: whatever, around 450w
Case: Scavenged from old company PC, 10+ years old
Cooling: CPU fan, GPU fan, case fan, nothing fancy
Hard Drives: (1) MAXTOR S TM3320613AS SATA Disk Device (2) STM35004 18AS SATA Disk Device (3) TOSHIBA USB 2.5"-HDD
Internet Speed: effective max speeds: 70-ish kB/s down 30-ish kB/s up
Browser: Firefox with FXChrome to make it look like Google Chrome :P
Antivirus: Avira, free edition.
Other Info: Was discarded by previous owner due to "horrible performance". Was running Win Xp from a IDE drive. Yeah. Was a pain. SATA II drive and Win7 and it zips away! Yay!

Computer Type: PC/Desktop
System Manufacturer/Model Number: Home Built - Jan 2013
OS: Windows 7 64 Bit Home Premium SP1
CPU: i7-3820
Motherboard: Asus P9X79-PRO - Bios 4608
Memory: GSkill F3-14900CL9Q - 16GB
Graphics Card: EVGA GeForce GTX660 - Driver 352.86
Sound Card: On board Realtek ALC898
Monitor(s) Displays: Acer S271HL
Screen Resolution: 1920 x 1080
Keyboard: MS KC-0405
Mouse: Intellimouse 5-button
PSU: Corsair CMPSU-850TX-V2 - 850 watt (by Seasonic)
Case: Corsair Obsidian 550D
Cooling: Standard 3 120mm case fans, Cooler Master Hyper 212 EVO
Hard Drives: #1- Samsung 840 Pro Series #2- Western Digital WD1002FAEX Sata3 Black #3- Western Digital WD1002FAEX Sata3 Black
Internet Speed: 56 Mbits/Sec (on a good day)
Browser: Firefox
Antivirus: Avast & Malwarebytes
Other Info: Asus DVD - DRW-24B1ST 24X