What is difference between ddr2 and ddr3

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More about what difference ddr2 ddr3
  1. DRAM Type || Transfer Rate(MT/s) || Voltage
    DDR  || 200–400  || 2.5/2.6
    DDR2 || 400–1066 || 1.8
    DDR3 || 800–2133 || 1.5

    even so DDR2 and DDR3 both have 240 Pins they cannot be exchanged since they have different Voltage keying.

  2. This topic has been moved from the section Networking to section Motherboards & Memory by Grumpy9117
  3. just a newer standard, thats about it

    performance goes up but not really clock to clock like most ram as the latency is higher...
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