Monday, June 15th 2020

Intel "Willow Cove" Backported to 14nm is "Cypress Cove"?

Intel's 11th generation Core "Rocket Lake-S" desktop processor is fascinating as it introduces Intel's first CPU core IPC uptick in about half a decade. Until now, it was rumored that "Rocket Lake-S" features a back-port of Intel's "Willow Cove" CPU cores to the 14 nm silicon fabrication process. It turns out that Intel doesn't want to call these cores "Willow Cove," which make their debut with the 10 nm+ "Tiger Lake" mobile processors later this Summer. Enter "Cypress Cove." A Moore's Law is Dead video presentation sheds light on this mysterious new codename.

Apparently, "Cypress Cove" is the codename Intel is using to refer to the CPU cores Intel is building with its latest CPU core IP on older 14 nm process. Owing to the process, the IPC of these cores may be different from the "Willow Cove" cores on "Tiger Lake," and to avoid confusion, Intel possibly choosing to give it a different internal codename. In other words, Moore's Law is Dead believes that "Cypress Cove" may not offer the alleged 25% IPC gains over "Skylake" that you could expect instead from "Willow Cove" cores in "Tiger Lake."
The maximum core count of "Rocket Lake-S" is swinging between 8 and 10, although more sources lean toward 8 than 10. Taking advantage of the increase power budget of the desktop platform, "Cypress Cove" cores could be clocked a lot higher than "Willow Cove" cores on mobile chips such as "Tiger Lake." Next up, while "Rocket Lake-S" is expected to feature Gen12 Xe graphics, it could have a lower execution unit (EU) count than "Tiger Lake," which has 96 of them. Sources of Moore's Law is Dead reinforce the theory from last week of "Rocket Lake-S" being a multi-chip module of CPU cores sitting on a 14 nm die, and the iGPU along with other uncore components on a separate 10 nm die.

Sources tell Moore's Law is Dead that "Rocket Lake-S" is heading toward either a Q4-2020 or Q1-2021 launch, although they lean towards the latter. Find other fascinating insights in the source link below.
Source: Moore's Law is Dead (YouTube)
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35 Comments on Intel "Willow Cove" Backported to 14nm is "Cypress Cove"?

#26
efikkan
ppnThe IPC is there, but until DDR5-4800 may not manifest itself very well. Everything is stuck now. Not constrained by 14nm, but other things. It will all come together nicely by 2024.
DDR5 will bring more bandwidth, not quicker response times. More bandwidth only benefits workloads which are bandwidth constrained, most are not, and those who need more bandwidth can go for HEDT and get twice the bandwidth.

If you want higher performance from memory, you want tighter timings. This usually requires higher voltage, and all the other problems associated with overclocking.
Posted on Reply
#27
watzupken
Bwaze
I believe this was the aggressive goal that the CEO Swan mentioned that caused them to trip badly. As it stands, I don't think their 10nm is as good/ dense as what was originally planned. Also if we expand this to 2020, "Others" would be a lot closer to their planned 10nm density than they are now since this graph stops at 2017 for the "Others" graph.
Posted on Reply
#28
AusWolf
So the guys at Intel do not only have a million different (but essentially similar) architectures planned, but also different lithography versions of each architecture with a different codename. Who exactly are they trying to fool here?
Posted on Reply
#30
AusWolf
thesmokingmanWhat next Dry Lake?
Too late, their lakes seem to be dry enough already. :roll:
Posted on Reply
#31
Dave65
AusWolfToo late, their lakes seem to be dry enough already. :roll:
14 nm is dry lake :roll:
Looks like AMD is going to be KING for a lot of years, the fan babies won't like that:roll::roll::roll::roll::roll::roll:
Posted on Reply
#32
AusWolf
Dave6514 nm is dry lake :roll:
Looks like AMD is going to be KING for a lot of years, the fan babies won't like that:roll::roll::roll::roll::roll::roll:
Fan babies don't care. They'll buy the next 14nm++++++++++++++++++++++++++++++++++ Intel chip and stick their pizza-stained "GAMING POWAH" flags on the front door as always. :roll:
Posted on Reply
#33
Turmania
Intel, lost the plot. They are all over the place.names and codes I bet even their own marketing is lost within.
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#34
tygrus
Compromises from over-reaching. Skating on thin ice. Trying to use distractions.

Intel FAB progress is Frozen-in-lake .. Hey look, a polar bear.
Posted on Reply
#35
matar
Year 2030 Intel 14nm Mars lake. :laugh:
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