DDR2 DRAM Components
This page provides information about DDR2 DRAM die revisions and links to the specification which will help you quickly review DRAM changes.
DDR2 DRAM Vendor
Data Rate Mb/sec per pin
Notes
x4
x8
x16
512Mb
1Gb
2Gb
512Mb
1Gb
2Gb
512Mb
1Gb
2Gb
Samsung
400-667
E-die
C-die
A-die
E-die
C-die
A-die
E-die
A-die
NA
Micron
400-667
A-die
A-die
A-die
A-die
A-die
A-die
A-die
A-die
A-die
B-die
E-die
B-die
E-die
B-die
E-die
D-die
D-die
D-die
Qimonda
400-667
B-die
B-die
yes
B-die
B-die
yes
B-die
B-die
yes
Elpida
400-667
J-die
C-die
NA
J-die
C-die
NA
J-die
C-die
NA
Hynix
400-667
1st-die
1st-die
1st-die
1st-die
1st-die
1st-die
1st-die
1st-die
NA
Nanya
400-800
B-die
B-die
NA
B-die
B-die
NA
B-die
B-die
NA
Promos
400-667
B-die
NA
NA
B-die
NA
NA
B-die
NA
NA
Last update 6/13/07
Notes
1) DRAM vendors are not listed in any particular order
2) DRAM datasheet may be die specific
3) NA = not available
4) yes = available, but datasheet not posted on website
RAMpedia is a DRAM memory encyclopedia and reference tool
to help computer hardware board designers with DRAM memory subsystems.
This information is provided as a courtesy by Virtium Technology.
www.virtium.com
