File Compression & Encryption:
Website: WinRAR
Our file compression and decompression tests were split into two halves to cover a broad spectrum of performance. The first test we ran was to compress and encrypt a 176MB MPEG-2 source file with the highest quality compression ratio. Secondly, we compressed and encrypted the folder of 400 photographs with the same compression settings.
  
    
    
      - 
        Gigabyte GA-X48T-DQ6
      
 
      - 
        Asus P5Q Deluxe
      
 
      - 
        Abit IX38 QuadGT
      
 
      - 
        Gigabyte GA-EP35-DS4
      
 
      - 
        Gigabyte GA-EP45-DQ6
      
 
      - 
        XFX nForce 780i SLI
      
 
      - 
        MSI P45 Platinum
      
 
      - 
        MSI P35 Diamond
      
 
      - 
        EVGA nForce 750i SLI
      
 
    
    
      
        - 
          
            102.3
          
         
        - 
          
            107.3
          
         
        - 
          
            110.0
          
         
        - 
          
            110.3
          
         
        - 
          
            112.0
          
         
        - 
          
            116.0
          
         
        - 
          
            118.0
          
         
        - 
          
            118.3
          
         
        - 
          
            119.3
          
         
      
      
     
    Time in seconds (lower is better)
   
 
  
    
    
      - 
        Gigabyte GA-X48T-DQ6
      
 
      - 
        Asus P5Q Deluxe
      
 
      - 
        Gigabyte GA-EP45-DQ6
      
 
      - 
        Gigabyte GA-EP35-DS4
      
 
      - 
        MSI P35 Diamond
      
 
      - 
        MSI P45 Platinum
      
 
      - 
        Abit IX38 QuadGT
      
 
      - 
        XFX nForce 780i SLI
      
 
      - 
        EVGA nForce 750i SLI
      
 
    
    
      
        - 
          
            89.3
          
         
        - 
          
            93.7
          
         
        - 
          
            95.0
          
         
        - 
          
            98.3
          
         
        - 
          
            100.0
          
         
        - 
          
            102.0
          
         
        - 
          
            102.3
          
         
        - 
          
            103.7
          
         
        - 
          
            104.3
          
         
      
      
     
    Time in seconds (lower is better)
   
 
Again the EVGA nForce 750i SLI FTW sits along the bottom in both large and small file compression tests.
File Decompression & Decryption:
The two RAR archives created during the compression and encryption tests were then decompressed and decrypted.
  
    
    
      - 
        MSI P35 Diamond
      
 
      - 
        Gigabyte GA-X48T-DQ6
      
 
      - 
        Gigabyte GA-EP45-DQ6
      
 
      - 
        MSI P45 Platinum
      
 
      - 
        EVGA nForce 750i SLI
      
 
      - 
        Asus P5Q Deluxe
      
 
      - 
        XFX nForce 780i SLI
      
 
      - 
        Gigabyte GA-EP35-DS4
      
 
      - 
        Abit IX38 QuadGT
      
 
    
    
      
        - 
          
            14.3
          
         
        - 
          
            14.3
          
         
        - 
          
            14.7
          
         
        - 
          
            15.0
          
         
        - 
          
            15.0
          
         
        - 
          
            15.3
          
         
        - 
          
            16.0
          
         
        - 
          
            16.0
          
         
        - 
          
            17.0
          
         
      
      
        
          0
        
        
          3
        
        
          5.5
        
        
          8
        
        
          10.5
        
        
          13
        
        
          15.5
        
        
          18
        
       
     
    Time in seconds (lower is better)
   
 
  
    
    
      - 
        Gigabyte GA-X48T-DQ6
      
 
      - 
        MSI P35 Diamond
      
 
      - 
        Gigabyte GA-EP45-DQ6
      
 
      - 
        Asus P5Q Deluxe
      
 
      - 
        Gigabyte GA-EP35-DS4
      
 
      - 
        MSI P45 Platinum
      
 
      - 
        EVGA nForce 750i SLI
      
 
      - 
        XFX nForce 780i SLI
      
 
      - 
        Abit IX38 QuadGT
      
 
    
    
      
        - 
          
            22.7
          
         
        - 
          
            23.0
          
         
        - 
          
            23.3
          
         
        - 
          
            23.3
          
         
        - 
          
            23.7
          
         
        - 
          
            24.0
          
         
        - 
          
            24.3
          
         
        - 
          
            24.7
          
         
        - 
          
            24.7
          
         
      
      
     
    Time in seconds (lower is better)
   
 
Decompression isn't so bad though - in the large file test it sits above the XFX nForce 780i SLI by a second, and is under a second off the fastest times, however the table is only three seconds from top to bottom.
In small file decompression again the EVGA is a little on the slow side again, but it's still fractionally faster than the XFX again.
    
 
    
    
        
            
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