I am hoping someone is able to help me get the upgrade for my bios.. here are the specs.. thanks in advance

BIOS Date: 06/20/02
BIOS Type: Award Modular BIOS v6.0
BIOS ID: 06/20/2002-I845 -P4B
OEM Sign-On: ACPI BIOS Revision 1005
Chipset: Intel 1A30 rev 3
Superio: Winbond 627F/HF rev 7 found at port 2Eh
OS: WinXP SP2
CPU: Intel(R) Pentium(R) 4 1800 Mhz
BIOS ROM In Socket: Yes
BIOS ROM Size: 256K
Memory Installed: 512 MB
Memory Maximum: 3072 MB
Memory Slot 01: 256 MB
Memory Slot 02: 256 MB