Solved Cannot boot or repair Windows 7 x64; error 0xc0000225

We tried that one too.
 

My Computer My Computer

At a glance

Win 7 Home Premium and Win XP/SP3 Home 32 bit...AMD Phenom II X3 720 Black Edition (unlocked)6 GBXFX Radeon HD 5670
OS
Win 7 Home Premium and Win XP/SP3 Home 32 bit (desktop); Win 7 x64 Home Premium (laptop)
CPU
AMD Phenom II X3 720 Black Edition (unlocked)
Motherboard
Gigabyte GA-MA790X-UD4P (rev. 1.0) - version F9 BIOS
Memory
6 GB
Graphics Card(s)
XFX Radeon HD 5670
Monitor(s) Displays
Dell U2412M
Hard Drives
Corsair Force 3 SSD 60 GB
Seagate ST31000528AS - 1T
WD7500AAKS - 750GB
WD1600JBRTL - 160 GB
PSU
Corsair VX450
Case
Cooler Master
Cooling
front/back fans, CPU/PSU stock

My Computer My Computer

At a glance

Win 7 Home Premium and Win XP/SP3 Home 32 bit...AMD Phenom II X3 720 Black Edition (unlocked)6 GBXFX Radeon HD 5670
OS
Win 7 Home Premium and Win XP/SP3 Home 32 bit (desktop); Win 7 x64 Home Premium (laptop)
CPU
AMD Phenom II X3 720 Black Edition (unlocked)
Motherboard
Gigabyte GA-MA790X-UD4P (rev. 1.0) - version F9 BIOS
Memory
6 GB
Graphics Card(s)
XFX Radeon HD 5670
Monitor(s) Displays
Dell U2412M
Hard Drives
Corsair Force 3 SSD 60 GB
Seagate ST31000528AS - 1T
WD7500AAKS - 750GB
WD1600JBRTL - 160 GB
PSU
Corsair VX450
Case
Cooler Master
Cooling
front/back fans, CPU/PSU stock
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