TYPE OF RAM

1. SRAM

1.1. VERY FAST

1.2. VERY EXPENSIVE

1.3. VERY BIG MEMORY

1.4. OFTEN USED IN PROCESSOR CHACHES

1.4.1. L1

1.4.2. L2

1.4.3. L3

1.5. VOLATILE

2. DDR

2.1. twice the data of SDRAM

2.2. 16 is the magic number

2.2.1. 1.6K MB PEAK RATE

3. DDR3

3.1. TWICE THE DATA OF DDR2

3.1.1. 6.4K MB PEAK DATA RATE

3.2. LARGER CHIP CAPACITIES

4. DDR2

4.1. DRIVER OFF CHIPS

4.2. BUFFERS BUILT IN

4.3. DOUBLE THE DDR DATA

4.3.1. 3.2K MB PEAK DATA RATE

5. DRAM

5.1. need constant refreshing

6. SDRAM

6.1. synchronous with the system clock

7. RDRAM

7.1. 400MHz

7.2. RAMBUS AND INTEL PARTNERSHIP

7.3. faster than SDRAM

7.4. expensive than SDRAM