Hey guys,
I really had a thought about this, I think it should help alot for all of us.
Cuz not evry1 has info on which chips r used on pcb's by different manufacturer's....
So how about we make a list of all known chips in the recommanded modules?

I'll start, feel free to add or Mods edit this post

Corsair:
- XMS-PC2700C2:
Micron (6ns)

- XMS-PC2700C2 Rev1.2 and above
Winbond CH-6

- XMS-PC2700LL (2-2-2-6): Samsung TCB3, then Winbond BH-6, rare but existent with Winbond BH-5, all Winbond CH-6 now

- XMS-PC3000C2
Samsung 6ns TCB3, Winbond BH-6

- XMS-PC3200C2 Rev1.1
Winbond BH-6

- XMS-PC3200C2 Rev1.2 and above
Winbond CH-6

- XMS-PC3200LL Rev1.1
Winbond BH-5

- XMS-PC3200LL Rev1.2
Winbond CH-5

- XMS-3200LLPT (2-2-2-6-1T)
Winbond BH-5

- XMS/TwinX-PC3200LL Rev1.1 (DualPack)
Winbond BH-5

- XMS/TwinX-PC3200LL Rev1.2 (DualPack)
Winbond CH-5

- XMS-PC3200XL (2-2-2-5):
Samsung TCCD 4ns (Revision "F" )

- XMS-PC3500C2 Rev1.1
Winbond BH-5

- XMS-PC3700
Samsung -5 rev. E (TCCC)

- XMS-PC4000
Hynix D43 rev. b

- XMS-PC4400 Rev1.1
Hynix D5


TwinMOS:
- TwinMOS Pc2700
AH-6, BH-6 or TwinMOS rebadged chips.

- TwinMOS Pc3200
CH-5, BH-5 or TwinMOS rebadged chips.

- TwinMOS Twister PC3200
Most use Hynix D4 chips


- TwinMOS Twister PC4000
Samsung TCCC, Hynix D43


Kingston:
- HyperX PC2700 (2-2-2-5-1T) (KHX 2700)
Winbond BH-6, Samsung TCB3 or Winbond CH-6

- HyperX PC3000 (2-2-2-6-1T) (KHX 3000)
Mainly Winbond BH-5, some BH-6 and also some CH-5

- HyperX PC 3200 (old revision, not AK2, K2 or A) (KHX 3200)
Winbond BH-5

- HyperX PC 3200K2 (2-2-2-6-1T) (KHX 3200K2)
Winbond BH-5

- HyperX PC 3200AK2 (2-3-2-6-1T) (KHX 3200AK2)
Winbond CH-5

- HyperX PC 3200UL (2-2-2-5)
Samsung TCCD 4ns (Revision "F" )

- HyperX PC 3500 (rated 2-3-3-7 @ 433Mhz, 2-2-2-6 @ 400Mhz, old revision) (KHX 3500)
Winbond BH-5

- HyperX PC 3500K2 (2-3-3-7) (KHX 3500K2)
Winbond CH-5

- HyperX PC 4000K2 (3-4-4-8 ) (KHX 4000K2)
Samsung TCCC, Hynix D43 maybe even some D5s

- HyperX PC 4300K2 (3-4-4-8 ) (KHX 4300K2)
Hynix D5

- Kingston Ram w/remarked Chips as D328DW-45
Before Week 18 Year 03 Winbond BH-5, after CH-5 (18 03 can be both)

- Kingston Ram w/remarked Chips as D328DW-50
Winbond BH-5

- Kingston Ram w/remarked Chips as D328DW-60
Winbond BH-6

- Value Ram 333Mhz (KVR333X64C25)
may or may not contain Winbond BH-6, look at the chips

- Value Ram 400Mhz (KVR400X64C25)
may or may not contain Winbond BH-5, CH-5 or Hynix BT-D43 look at the chips

OCZ:
- EL DDR PC3200 Platinium Limited Edition (2-2-2-7)
Winbond BH-6

- EL DDR PC3500 Platinium Limited Edition (2-2-3-6)
Winbond BH-5

- EB DDR PC3200 Platinium Edition (2,5-3-2-8 )
Micron -5B C (5ns)

- EB DDR PC3500 Platinium Edition (2,5-3-2-8 )
Micron -5B C (5ns)

- EB DDR PC3700 Platinium Edition (3-2-2-8/3-3-2-8 )
Micron -5B C (5ns)

- PC3700 Gold Rev 2
ProMos (Mosel Chips)

- PC3700 Gold Rev 3
Hynix DT-D5

- EL DDR PC3200 Platinium Edition (2-3-2-5)
Winbond CH-5

- EL DDR PC3500 Platinium Edition (2-3-2-5)
Winbond CH-5

- DDR PC3200 Platinium Edition rev2 (2-2-2-6)
Samsung 4ns TCCD

- EL PC3700 Platinum (2-3-3-8 )
Samsung TCCD 4ns (Revision "F" ) (Uses Brain Power PCB)

- EL PC4000 (3-4-4-8 )
Hynix D43

- EL PC4000 Gold (2.5-4-4-8 )
Hynix BT-D5, Hynix CT-D5

- EL PC4000 Gold Rev2 (2.5-3-3-8 )
Hynix DT-D5

- EL PC4200 (3-4-4-8 )
Hynix D43 or Hynix D5

- EL PC4200 Platinum (2.5-3-3-8 )
Samsung TCCD 4ns (Revision "F" )

- EL PC4400 (3-4-4-8 )
Hynix D5

- EL PC4400 Gold (2.5-4-4-8 )
Hynix B

PDP Systems:
- Patriot 3200+XBL
Samsung TCCD

- Patriot PDC1G3200LLK
Winbond UTT (CH Series), Some have reported TCCD


PQI:
- Turbo PC3200 (2-2-2-5)
Samsung TCCD 4ns (Revision "F" ) (Uses Brain Power PCB)

Mushkin:
- PC3200 (Non Level X, rated 2-2-2-6)
Winbond BH-5

- PC3200 Level I
Winbond CH-5, Mosel chips

- PC3200 Level II
Winbond BH-5 or BH-6(?)

- PC3200 Special 2-2-2
Winbond BH-6

- PC3200 Level II V2
Samsung TCCD 4n (Revision "F" )

- PC3500 Level I
Winbond CH-5

- PC3500 Level II
Winbond BH-5

- PC4000
Hynix D5

Buffalo:
- PC2700 (CAS 2.5)
Infineon, Micron, Samsung chips

- Buffalo PC3200 (CAS 3)
Infineon, Micron, Samsung chips

- Buffalo PC3500
Infineon, Micron, Samsung chips...had Micron mT -5B C recently

- Buffalo FireStix PC3500 (3-3-3-8 )
Hynix B, Micron mT -5B C

- Buffalo PC3700
Winbond BH-5, Micron mT -5B C

- Buffalo FireStix PC4000 (3-4-4-8 )
Hynix B


G.Skill:
- G.Skill TCCD (2-2-2-5 @ DDR400, 2.5-3-3-6 @ DDR500, 3-4-4-8 @ DDR560)
Samsung TCCD 4ns (Revision "F" )


Crucial:
- Ballistix PC3200 (2-2-2-5 1T): Micron mT -5B G
- Ballistix PC4000 (2.5-2-3-8 1T): Micron mT -5B G


Shikatronics
- ShikaXRAM PC4400 (3-4-4-8 )
Hynix B


SimpleTech:
- SimpleTech Nitro PC4000
Hynix D5


A-Data:
- PC2700 (cl2,5)
could be Winbond AH-6 or BH-6

- PC3200
Winbond CH-5

- PC3200 Special Edition
Winbond BH-5

- PC4000 (3-4-4-8 )
Hynix D43, D5, Samsung TCCC

- PC4000 Vitesta (3-4-4-8 )
Hynix D43, might be D5

- PC4800 Vitesta
Hynix 3,5 ns

Kingmax
- PC4000 (TSOP)
Hynix D5