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To: Hans de Vries who wrote (211086)9/18/2006 10:27:50 AM
From: economaniackRead Replies (1) | Respond to of 275872
 
re codenames.

Bulldozer is not gonna be a product name. It is company code. Sledgehammer to knock Intel down and Bulldozer to bury them. AMD knows where the money is - servers and commercial clients. Sledge was AMD's entry into the big time server market. Bulldozer will be the first ground up attempt at a notebook/SFF platform. Opteron made AMD profitable and bought them mindshare, but if they are gonna break the Intel monopoly its gonna be by getting 40% of the commercial notebook and desktop market where decent performance in a quiet cheap extremely stable package is the goal. If they can get it out in volume while Intel is still selling death fart into that market they will have a huge win, but even the current platform has idle power draw advantages over CMW that will serve well in the TCO race for many of these applications. If bulldozer improves on that it could dramatically extend AMD's footprint in a market that it barely scratches now and really hurt Intel margins.

E



To: Hans de Vries who wrote (211086)9/18/2006 10:46:48 AM
From: RinkRespond to of 275872
 
Hans, Thanks! (eom)



To: Hans de Vries who wrote (211086)9/18/2006 6:31:17 PM
From: pgerassiRespond to of 275872
 
Dear Hans Devries:

Re 1 and 3:

The sections on top of the die appear to be 3 rows of 10 sections each and each section appears to be about 4KB in size. Since HTT 3.0 allows 16/16 links to be split into two 8/8 links and on current socket F there are 3 16/16 links, that means about 5 sections or 20KB are there for each possible 8/8 link. 20KB would hold about 16KB with ECC protection.

While they could be used to buffer each link, isn't about 256 messages in and out seem excessive for a buffer? Perhaps 2 sections are used for each direction for each 8/8 link for 24 sections and the other 6 are used for tables to reduce cache coherency traffic like the mentioned probe filter. Then this same die could be used for all servers that do mainly integer tasks or I/O. You see many applications do not require a lot of FPU power, but may like to have the better branch prediction, out of order load/store, etc.

Alternatively, the 30 sections could be PCIe buffers for about x24 worth (2 x8 for GPUs and a number of x1s for SATA, Ethernet, etc). 16Kb ECC protected for each way of each x1 link sounds about right.

Re 2:

Bulldozer, a blue collar type name, sounds better for heavy duty commercial work as opposed to FP intensive scientific work which would have white collar names or gaming which would have no collar names. Still I agree with you that it doesn't sound good for a mobile CPU like a hammer, saw, wrench or tool belt would. Perhaps they will come up with a much better marketing name when it comes out.

Pete



To: Hans de Vries who wrote (211086)9/28/2006 1:42:21 AM
From: Joe NYCRespond to of 275872
 
hans,

vI don't know anything about Bulldozer except that it's a
rumored codename. I doesn't strikes me as a good codename
for low power, light weight mobile products...


Or could it be a light weight core, a building block, possibly skipping or minimizing some of the power hungry features of K8(L), in order to target:
a) notebooks, where poser consumption reigns supreme, not performance
b) servers, where number number of simultaneous threads (= number of cores) reigns supreme, which happens to be limited mainly by power per core.

Joe