My computer's specs

steam.txt

Processor Information:
    Model:  MacBookAir4,2
    Vendor:  GenuineIntel
    Speed: 1800 Mhz
    4 logical processors
    2 physical processors
    HyperThreading:  Supported
    FCMOV:  Supported
    SSE2:  Supported
    SSE3:  Supported
    SSSE3:  Supported
    SSE4a:  Unsupported
    SSE41:  Supported
    SSE42:  Supported
    
Network Information:
    Network Speed:  
    
Operating System Version:
    MacOS 10.8.4 (64 bit)
    
Video Card:
    Driver:  Intel HD Graphics 3000

    Driver Version:  1.2
    Driver Date: 0  0
    Desktop Color Depth: 32 bits per pixel
    Monitor Refresh Rate: 0 Hz
    VendorID:  0x8086
    DeviceID:  0x116
    Number of Monitors:  2
    Number of Logical Video Cards:  1
    Primary Display Resolution:  2560 x 1440
    Desktop Resolution: 5120 x 2880
    Primary Display Size: 23.46" x 13.19"  (26.89" diag)
                                            59.6cm x 33.5cm  (68.3cm diag)
    Primary VRAM: 451 MB
    
Memory:
    RAM:  4096 Mb
    
Miscellaneous:
    UI Language:  English
    Microphone:  Not set
    Media Type:  DVD
    Total Hard Disk Space Available:  2197156 Mb
    Largest Free Hard Disk Block:  878913 Mb
    
Installed software: