PC2-5300 / DDR2-667 200 Pin DDRII SO-DIMM   
Capacity          Chip Configuration                Chip Type
256MB                      32Mx8 (x8)                 DDRII SDRAM
256MB                      32Mx16 (x4)                DDRII SDRAM
512MB                      64Mx8 (x8)                 DDRII SDRAM
1GB                        64Mx8 (x16)                DDRII SDRAM

Feature:                     200 edge connector pads
Clock Frequency              667 MHz
SSTL-2 interface             1.8 Voltage +/- 0.1V
Package                      FBGA

Specification:
Double Data Rate architecture
Bandwidth(max.): 5.3GB/s
JEDEC standard
Serial Presence Detect support
MRS cycle with address key programs
* CAS latency: 3, 4 & 5(clock)
* Burst length: 4&8
* Burst type: Sequential & Interleave
2 variations of refresh
* Auto refresh
* Self refresh