MS-6534 Crucial Question

[markjonesx]

I currently have 512mb of SDRAM, can I upgrade to 1Gb of DDR ram with this MBO?

Instructions say I can have 3Gb of Ram max, however I am confused whether I can use DDR?!

If I can which DDR ram would give me the fastest speed?

< Processor >
Model: Intel(R) Pentium(R) 4 CPU 1700MHz
Speed: 1.70GHz
Performance Rating: PR1870 (estimated)
Type: Standard
L2 On-board Cache: 256kB ECC Synchronous ATC

< Mainboard >
Manufacturer: MICRO-STAR INTERNATIONAL CO., LTD
MP Support: 1 CPU(s)
MPS Version: 1.40
Model: MS-6534
System BIOS: 08/14/2001-i845-W627HF-6A69VM4GC-00
Chipset: Intel 845 (Brookdale)

< System Memory Controller >
Location: Mainboard
Error Correction Capability: ECC
Number of Memory Slots: 2
Maximum Installable Memory: 3GB
Bank0/1 - DIMM1: DIMM WDRAM 256MB
Bank2/3 - DIMM2: DIMM WDRAM 256MB

< Chipset >
Model: Intel Corporation 82845 Brookdale Host-Hub
Interface Bridge (A3-step)
Bus(es): ISA AGP PCI IMB USB i2c/SMBus
Front Side Bus Speed: 4x 100MHz (400MHz data rate)
Maximum FSB Speed / Max Memory:4x 100MHz / 1x 133MHz
IO Queue Depth: 12 request(s)

< Chipset Hub Interface >
Type: Hub-Interface
Version: 1.00
Number of Ports: 1
Width: 8-bit
Full Duplex: Yes
Multiplier: 1x
Speed: 4x 66MHz (264MHz data rate)

< APIC 1 >
Version: 2.00
Speed: 17MHz
Multiplier: 1/2x
Maximum Interrupts: 24
IRQ Handler Engaged: Yes
Enhanced Support: No

< Logical/Chipset Memory Banks >
Bank 0: 128MB SDRAM 8-1-1-1R 6-1-1-1W 3-3-3CL
Bank 1: 128MB SDRAM 8-1-1-1R 6-1-1-1W 3-3-3CL
Bank 2: 128MB SDRAM 8-1-1-1R 6-1-1-1W 3-3-3CL
Bank 3: 128MB SDRAM 8-1-1-1R 6-1-1-1W 3-3-3CL
Speed: 1x 133MHz (133MHz data rate)
Multiplier: 1.33x
Refresh Rate: 15.60µs
Power Save Mode: No
Fixed Hole Present: No

< Memory Module(s) >
Memory Module 1: MSC Vertriebs F3264 256MB 16x(16Mx8) SDRAM
PC133U-333-542 (CL3 upto 133MHz) (CL2 upto
100MHz)
Memory Module 2: MSC Vertriebs F3264 256MB 16x(16Mx8) SDRAM
PC133U-333-542 (CL3 upto 133MHz) (CL2 upto
100MHz)