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Subject: Re: registered ddr ecc or non ecc

Author: Slater Wold

Date: 13:42:40 09/20/01

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On September 20, 2001 at 09:20:14, K. Burcham wrote:

>
>
>i have been reading about registered ddr ram. i cant find if all registered
>ram has the error correction. so the question is, is the below advertisement
>misleading? this ad shows non ecc registered ddr ram. is this really
>available as non ecc, resitered ddr ram.

Yes.  It is.
>
>
>256MB DDR PC2100 266MHz Registered Certified
>
>$87.18
>BZBP# - 256C2100ERC
>
>DDR Memory for 256MB Higher performance over mainstream PC100 or PC133 memory Up
>to 2.1 GB/sec of peak bandwidth using PC2100 DIMMs (with DDR266 memory chips)
>JEDEC Standard 184 pin DIMM DIMM Lead pitch: 1.27 mm 2.5 Volts SSTL-2 I/O
>Interface CAS Latencies: 2.5 SPD Support Support for Memory Chip Stacking
>Register 32X72

YOU WANT THIS ONE!

>
>
>256MB DDR PC2100 266MHz Registered Certified ECC
>
>$89.18
>BZBP# - 256C2100ERCE
>
>DDR Memory for 256MB Higher performance over mainstream PC100 or PC133 memory Up
>to 2.1 GB/sec of peak bandwidth using PC2100 DIMMs (with DDR266 memory chips)
>JEDEC Standard 184 pin DIMM DIMM Lead pitch: 1.27 mm 2.5 Volts SSTL-2 I/O
>Interface CAS Latencies: 2.5 SPD Support Support for Memory Chip Stacking

ECC is for "mission critical" servers.  It actually slows the memory down.

>
>kburcham



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