this is what sissoftware sandra lite tells me:
SiSoftware Sandra
Mainboard
Manufacturer : ASUSTeK Computer INC.
MP Support : No
Model : A7V600
Version : REV 1.xx
Serial Number : xxxxxxxxxxx
System BIOS : 11/12/2003-VT8377/VT8237-A7V600
System Memory Controller
Location : Mainboard
Error Correction Capability : None
Number of Memory Slots : 3
Maximum Installable Memory : 3GB
Bank 1 - DDR 1 : DIMM Synchronous DRAM 1GB/64
Bank 2 - DDR 2 : Empty
Bank 3 - DDR 3 : DIMM Synchronous DRAM 1GB/64
Chipset 1
Model : ASUSTeK Computer Inc VT8377 Apollo KT400/A/600 CPU to PCI Bridge
Bus(es) : AGP PCI IMB USB i2c/SMBus
Front Side Bus Speed : 2x 167MHz (334MHz data rate)
Maximum FSB Speed / Max Memory Speed : 2x 200MHz / 2x 200MHz
Width : 64-bit
IO Queue Depth : 4 request(s)
Chipset 1 Hub Interface
Type : V-Link
In/Out Width : 4-bit / 4-bit
Multiplier : 2/1x
Speed : 8x 66MHz (528MHz data rate)
IO Queue Depth : 9 request(s)
Logical/Chipset 1 Memory Banks
Bank 0 : 512MB DDR-SDRAM 3.0-3-3-6 2CMD
Bank 1 : 512MB DDR-SDRAM 3.0-3-3-6 2CMD
Bank 4 : 512MB DDR-SDRAM 3.0-3-3-6 2CMD
Bank 5 : 512MB DDR-SDRAM 3.0-3-3-6 2CMD
Bank Interleave : 4-way
Speed : 2x 200MHz (400MHz data rate)
Multiplier : 6/5x
Width : 64-bit
Power Save Mode : No
Fixed Hole Present : No
APIC 1
Version : 0.03
Speed : 16MHz
Multiplier : 1/2x
Maximum Interrupts : 24
IRQ Handler Engaged : Yes
Enhanced Support : Yes
Memory Module 1
Type : 1GB DDR-SDRAM
Technology : 16x(64Mx8)
Speed : PC3200U 3.0-4-4-8
Date of Manufacture : Saturday, December 25, 1999
Set Timing @ 200MHz : 3.0-4-4-8
Memory Module 2
Type : 1GB DDR-SDRAM
Technology : 16x(64Mx8)
Speed : PC3200U 3.0-4-4-8
Date of Manufacture : Saturday, December 25, 1999
Set Timing @ 200MHz : 3.0-4-4-8
Memory Module 3
Type : 1GB DDR-SDRAM
Technology : 16x(64Mx8)
Speed : PC3200U 3.0-4-4-8
Date of Manufacture : Saturday, December 25, 1999
Set Timing @ 200MHz : 3.0-4-4-8
Memory Module 4
Type : 1GB DDR-SDRAM
Technology : 16x(64Mx8)
Speed : PC3200U 3.0-4-4-8
Date of Manufacture : Saturday, December 25, 1999
Set Timing @ 200MHz : 3.0-4-4-8
Memory Module 5
Type : 1GB DDR-SDRAM
Technology : 16x(64Mx8)
Speed : PC3200U 3.0-4-4-8
Date of Manufacture : Saturday, December 25, 1999
Set Timing @ 200MHz : 3.0-4-4-8
Memory Module 6
Type : 1GB DDR-SDRAM
Technology : 16x(64Mx8)
Speed : PC3200U 3.0-4-4-8
Date of Manufacture : Saturday, December 25, 1999
Set Timing @ 200MHz : 3.0-4-4-8
Memory Module 7
Type : 1GB DDR-SDRAM
Technology : 16x(64Mx8)
Speed : PC3200U 3.0-4-4-8
Date of Manufacture : Saturday, December 25, 1999
Set Timing @ 200MHz : 3.0-4-4-8
Memory Module 8
Type : 1GB DDR-SDRAM
Technology : 16x(64Mx8)
Speed : PC3200U 3.0-4-4-8
Date of Manufacture : Saturday, December 25, 1999
Set Timing @ 200MHz : 3.0-4-4-8
System Clock Generator
Model : ICS 94228
Software Programmable : Yes
Read-Back Support : Yes
Speed Selected By : Software
Spread Spectrum Modulated : Yes
Number of FSB Speeds : 32
FSB Speed Range : 67 - 233MHz