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ECS 915P-A (1.1)/915P-A (1.2A)/915G-A (1.2A) BIOS
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DFI LANPARTY UT 915P-T12 (PCB:A) BIOS 2005/01/13. Updated CPU-ID of PLGA775 on "E0" stepping and also enhanced the support of 3.8G (570J) CPU.

DFI 915P-TAG (PCB:A) BIOS 2005/03/31
DFI 915P-TAG (PCB:A) BIOS 2005/03/31. Added C1E BIOS control. Support EM64T CPU. Enhance the support of SATA/SATAII HDDs.

ECS 915P-A (PCB:3.0) BIOS 3.2b
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Soltek SL-915P-G BIOS AG1.1

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Sony VGN-AR390CE notebook Motherboard ver.8.1.1.1010 for Windows Vista This utility installs the originally shipped version of the Intel® Chipset Software.  

Sony VGN-AR390CE notebook Motherboard ver.1.0.19.0
Sony VGN-AR390CE notebook Motherboard ver.1.0.19.0 for Windows Vista This utility installs the originally shipped version of the Silicon Image® SiI 3132 SATALink Controller Driver.  

Sony VGN-AR290G notebook Motherboard driver ver.5.
Sony VGN-AR290G notebook Motherboard driver ver.5.7.0.1011 for Windows XP This utility installs the originally shipped version of the Intel® 82801GBM SATA AHCI Controller Driver.  

Sony VGN-AR290G notebook Motherboard driver ver.1.
Sony VGN-AR290G notebook Motherboard driver ver.1.0.11.0 for Windows XP This utility installs the originally shipped version of the Silicon Image® SiI 3132 SATALink Controller Driver.