DDR2 fully-buffered DIMM at 667MHz and 800MHz
Mac Pro specific heat sink on module
Carefully engineered data lines for noise immunity
Optimized clock lines for minimum skew
Built-In Error Checking And Correction To Ensure Correct Data (Ecc)

Technical Details

Size (LWH): 4.65 inches, 4.65 inches, 0.08 inches
Product Details
Product Dimensions: 4.65 x 4.65 x 0.08 inches
Shipping Weight: 0.04 pounds (View shipping rates and policies)
ASIN : B006ON5KQQ