VESA Local Bus (VLB) System Controller
The first 4 digits seem to be year and week of manufacturing. The "Y" number could be the batch. Both are increasing in sync.
The letter F with the lines above and below is the logo of Fujitsu Microelectronics, Inc.
Always constant and therefore not listed in the table below:
Above.. | Below.. | Right of heatspreader | Back |
NexGen | NxVL™ System Logic | <date> <batch> O11 JAPAN F |
– |
Date | Batch |
9409 | PE01 |
9423 | Y00 |
9424 | Y01 |
9424 | Y02 |
9424 | Y03 |
9425 | Y04 |
9425 | Y05 |
9427 | Y06 |
9431 | Y07 |
9431 | Y10 |
9431 | Y11 |
9441 | Y13 |
9442 | Y14 |
9442 | Y15 |
9442 | Y16 |
9442 | Y17 |
9442 | Y18 |
9442 | Y19 |
9443 | Y20 |
9445 | Y22 |
9445 | Y23 |
9446 | Y25 |
9446 | Y26 |
9446 | Y27 |
9447 | Y30 |
9447 | Y31 |
9447 | Y33 |
9448 | Y36 |
9448 | Y38 |
9449 | Y39 |
9449 | Y40 |
9449 | Y44 |
9450 | Y46 |
9450 | Y49 |
9451 | Y51 |
9452 | Y54 |
9501 | Y56 |
9503 | Y60 |
9508 | Y71 |
Peripheral Component Interconnect (PCI) Memory Controller
The first 4 digits seem to be year and week of manufacturing.
VL is the prefix of VLSI Technology, Inc. (VTI). Effective June 2,
1999, VLSI was fully acquired by Philips Semiconductors.
Top |
NexGen 9520 B576212 VL82C500PSFC (C) 1995 NxMC NexGen, Inc. |
NexGen 9528 B601351 VL82C500PSFC (C) 1995 NxMC NexGen, Inc. |
NexGen 9528 B601352 VL82C500PSFC (C) 1995 NxMC NexGen, Inc. |
NexGen 9534 B612452 VL82C500PSFC1 (C) 1995 NxMC NexGen, Inc. |
NexGen 9534 B614701 VL82C500PSFC (C) 1995 NxMC NexGen, Inc. |
NexGen 9538 B618961 VL82C500PSFC (C) 1995 NxMC NexGen, Inc. |
NexGen 9538 B620831 VL82C500PSFC1 (C) 1995 NxMC NexGen, Inc. |
Peripheral Component Interconnect (PCI) System Controller
The first 4 digits seem to be year and week of manufacturing.
VL is the prefix of VLSI Technology, Inc. (VTI). Effective June 2,
1999, VLSI was fully acquired by Philips Semiconductors.
Top |
NexGen 9528 B601361 VL82C501PSFC (C) 1995 NxPCI NexGen, Inc. |
NexGen 9528 B600391 VL82C501PSFC (C) 1995 NxPCI NexGen, Inc. |
NexGen 9531 B610242 VL82C501PSFC (C) 1995 NxPCI NexGen, Inc. |
NexGen 9532 B612501 VL82C501PSFC (C) 1995 NxPCI NexGen, Inc. |
NexGen 9536 B616842 VL82C501PSFC (C) 1995 NxPCI NexGen, Inc. |
NexGen 9537 B620872 VL82C501PSFC (C) 1995 NxPCI NexGen, Inc. |
Legend | |
– | no marking |
marking unknown | |
? | letter or digit unreadable |
Author: Herbert Oppmann (![]() |
updated: 2022-11-13 |