a. No system specs - fill in your system specs.
b. Not enough detail for your problem/story.
c. Are you sure it is freezing? It could be unresponsive (program not responding).
System Manufacturer/Model Number Macbook Pro 15" (2011) (Matte Version) OS Win 7 Pro x64 SP1 OS X Snow Leopard 10.6.7 CPU Intel Core i7 2820QM 2.3GHz (Quad-Core) Motherboard N/A Memory 8GB 1333 MHz PC3-10600 DDR3 SDRAM Graphics Card ATI Radeon HD 6750M (1GB, GDDR5) Sound Card N/A Monitor(s) Displays 1 Display Screen Resolution 1,680 x 1050 (Matte Screen, Anti-Glare)
Keyboard Apple Wireless Keyboard Mouse Apple Wireless Magic Mouse PSU N/A Case N/A Cooling N/A Hard Drives 750GB SATA (5400 rpm)
WD My Passport Essential 1TB Portable Hard Drive Internet Speed Max - 2.2MB/sec; DSL provided by Telecom NZ Other Info MS Office Professional 2010
McAfee Total Protection 2011
On a Laptop Stand (Hand-Built)
Need more info in your system specs. Did you recently install Windows 7? Is it a new machine? I had the same problem and it turned out to be a bad motherboard (brand new) but you really need to give us more information in your system specs.
System Manufacturer/Model Number Scratch Built OS Windows 7 Ultimate x64 Full Retail SP1 CPU Intel Core 2 Quad 2.83GHz LGA775 Motherboard MSI P43 C51 Memory 2x PNY 2GB DDR3 1333 , 2x Crucial 2GB DDR3 1333 Graphics Card ECS GeForce GTS 450 1GB PCIE 2.0 176 Sound Card Sound Blaster X-Fi Fatality Monitor(s) Displays Acer X203Wbd 20" Widescreen LCD Screen Resolution 1680X1050
Keyboard Logitech backlit gaming keyboard Mouse Logitech G5 Gaming Mouse PSU Cooler Master 550w RS 550 Case Antec Three Hundred Illusion Mid Tower Cooling 4 120mm fans, Cooler Master Hiper 212 plus CPU cooler Hard Drives Western Digital Caviar WD5000 500GB 7200RPM SATA
Seagate Constellation ES ST3500514NS 500GB 7200RPM SATA
Samsung 830 128 GB SSD (C: with OS etc) Internet Speed Cable modem (fast)
System Manufacturer/Model Number Custom built by me OS Windows 7 64 bit CPU Core i5 750 Motherboard EVGA P55 SLI Memory G SKILL DDR3 1333 FC310666 8GB Graphics Card GALAXY GTX 460 SUPER OC+EVGA GTX460 in SLI Sound Card none Monitor(s) Displays eMachines 21.5in. display+Viewsonic 19in. display Screen Resolution 1920x1080