Intel Alder Lake Core i9-12900K Overclocked to 5.2 GHz on P cores, uses 330 Watts
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Embra
Impressive watts numbers, definitely will be king of watts used.
Add cooling, Mobo, hefty PSU etc... These will be an expensive build.
moab600
tunejunky
FatBoyNL
SamuelL421
kakiharaFRS
what ? why and how ? that's overclocked 24c threadripper territory and 24 real cores
that's a 8 cores cpu, yeah i dont count idle cpu they should count since their only goal is to do very little
my 9900k was at 190w cinebenchr23 5.0Ghz all 8 cores at 1.28v 217w@5.1ghz@1.36v
TLD LARS
Actually not to bad, Hilbert review of the 11900k had 410w usage of the system when 5200Mhz allcore, take away 50-70watts for the rest of the system and efficiency losses and the 12900k would use a little less power then the 11900k at allcore load.
If the 12900k allcore performance is in a spot between a 5900x and a 5950x, like most of the leaks suggest, the 12900k is still 30-40% faster then a 11900k for the same amount of power, I do not think Intel has ever had a generational jump that high the last 10 years.
Everything still sounds too good to be true for me, with these leaks.
user1
Im not very surprised, At the frequencies they are targeting , the power consumption on "7nm" (aka 10nm++++) is about what you would expect slightly worse than 14nm. It is also a 16core chip, the 8 E cores might be clocked lower, but they are still going to pull numbers in the ball park of a lower frequency skylake core in avx workloads. that together with the big cores at high frequency is going to pull some serious juice.
the latency will be worse pretty much guaranteed, The kits being teased aren't anywhere close to what the best ddr4 kits you can buy are, rough latency on a run of the mill cl 19 4000mt/s kit is going to be 9.5ns , the fastest kit mentioned thus far is the cl 36 ddr5-6600 that equates to about 10.9ns, Latency isn't everything, but you're definitely not going to see any improvements to non-bandwidth bound workloads for the most part, especially on the early platforms, alderlake is basically going to be basically be forced to run the imc at 1/2 rate with ddr5 and possibly 1/4 rate being used for extreme frequencies both of which have an exceedingly severe latency hit.
however It will be a big win for integrated graphics, at 6600mt/s in dual channel , that gives you about 105.6gb/s, that not far off from something like a gtx 1650 , especially since the latency is alot lower than your typical gddr,
Glottiz
user1
suty455
Wow! lets just digest those numbers 330w just for the CPU, that's a piece of silicone say 4cmx4cm (guess) a whole 3090 uses just 20w more, and this is supposed to be the pinnacle of design right now as its the most current CPU about to be launched, what kind of cooling is that going to take in an average system, its not much change from the current Intel systems yes its great for those headline figures but cmon 330w for 8 cores!
I think AMD has those stacked CPUs just sat waiting to spoil this party and at lower consumption and heat but hey lets see on launch Day what happens, at least Intel is able to push AMD which is great otherwise they would stagnate.
butjer1010
alanm
Overclocking for practical purposes is dead and has been for last few years.. Both AMD and Intel have squeezed out every last bit of headroom from their chips as boost. Beyond that, power draw goes through the roof for very little performance gain. Days of Sandy Bridge have long been over folks, time to move on.
kapu
asturur
Timur Born
Dimitrios1983
moab600
I wonder if all AL leaks were made with a beast cooler, guess we'll find out soon.
user1