Article: IEDM 2010 Process Technology Update
By: David Kanter (dkanter.delete@this.realworldtech.com), February 17, 2011 7:47 pm
Room: Moderated Discussions
iz (i@z.x) on 2/17/11 wrote:
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>
>
>Seems like access and cycle time got mixed up. I guess it's:
>"The reported cycle and access times" and also
>"1.35ns and 1.7ns".
>
>"Slightly higher latencies" is slightly easier on the brain.
>
Thanks for catching that!
DK
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>
The 1Mbit eDRAM macros used in the POWER7 are 0.24mm2 with
>a 1.05V supply and 1.7ns/1.35 access and cycle times. The
>overall density for the 32nm eDRAM arrays was not disclosed
>but should be >11Mbit/mm2 density, based on a previous
>paper at VLSI Symposium. The reported access and cycle
>times for the 32nm array were measured at 1.5ns and 2ns
>at 1V. These latency values are slightly slower than the
>45nm arrays (1.35ns and 1.5ns) used in the POWER7, and
>will certainly be refined by IBM’s engineers over time.
>
>Seems like access and cycle time got mixed up. I guess it's:
>"The reported cycle and access times" and also
>"1.35ns and 1.7ns".
>
>"Slightly higher latencies" is slightly easier on the brain.
>
Thanks for catching that!
DK
Topic | Posted By | Date |
---|---|---|
IEDM 2010 article online | David Kanter | 2011/02/15 01:59 AM |
IEDM 2010 article online | Ricardo B | 2011/02/15 05:54 AM |
IEDM 2010 article online | David Kanter | 2011/02/15 09:37 AM |
IEDM 2010 article online | Ricardo B | 2011/02/15 03:03 PM |
IEDM 2010 article online | slacker | 2011/02/15 06:15 PM |
IEDM 2010 article online | IntelUser2000 | 2011/02/15 06:54 PM |
IEDM 2010 article online | David Kanter | 2011/02/15 08:49 PM |
IEDM 2010 article online | David Hess | 2011/02/16 02:40 AM |
IEDM 2010 article online | Ricardo B | 2011/02/16 07:01 AM |
IEDM 2010 article online | IntelUser2000 | 2011/02/17 09:21 AM |
Answer: 8um | slacker | 2011/02/17 10:01 AM |
IEDM 2010 article online | someone | 2011/02/17 09:14 AM |
IEDM 2010 article online | iz | 2011/02/17 06:31 PM |
IEDM 2010 article online | iz | 2011/02/17 07:04 PM |
Also fixed | David Kanter | 2011/02/17 07:47 PM |
IEDM 2010 article online | David Kanter | 2011/02/17 07:43 PM |