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Core i9-12900K vs Engineering Sample 906ED 2.1GHz


Description
The i9-12900K is based on Alder Lake architecture while the 906ED 2.1GHz is based on Comet Lake.

Using the multithread performance as a reference, the i9-12900K gets a score of 1131.6 k points while the 906ED 2.1GHz gets 657.2 k points.

Summarizing, the i9-12900K is 1.7 times faster than the 906ED 2.1GHz. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
90672
906ed
Core
Alder Lake
Comet Lake-H
Architecture
Base frecuency
2.4 GHz
3.6 GHz
Boost frecuency
5.2 GHz
5 GHz
Socket
LGA 1700
LGA 1151
Cores/Threads
16/24
8/16
TDP
241 W
- W
Cache L1 (d+i)
8x32/8x64+8x48/8x32 kB
8x32+8x32 kB
Cache L2
8x1280+8x2048 kB
8x256 kB
Cache L3
30720 kB
16384 kB
Date
November 2021
March 2020
Mean monothread perf.
109.05k points
86.65k points
Mean multithread perf.
1131.59k points
657.19k points

AVX2 optimized benchmark
The benchmark in mode III (AVX2), like AVX1, is optimized to used 256 bits registers beside the second version of the Advanced Vector Extensions (AVX). The first AVX2 compatible CPU was released in 2013.
Monothread
i9-12900K
906ED 2.1GHz
Test#1 (Integers)
47.92k
33.92k (x0.71)
Test#2 (FP)
30.1k
30k (x1)
Test#3 (Generic, ZIP)
15.65k
7.01k (x0.45)
Test#1 (Memory)
15.38k
15.73k (x1.02)
TOTAL
109.05k
86.65k (x0.79)

Multithread

i9-12900K

906ED 2.1GHz
Test#1 (Integers)
502.11k
302.78k (x0.6)
Test#2 (FP)
414.67k
278.98k (x0.67)
Test#3 (Generic, ZIP)
192.52k
67.89k (x0.35)
Test#1 (Memory)
22.3k
7.53k (x0.34)
TOTAL
1131.59k
657.19k (x0.58)

Performance/W
i9-12900K
906ED 2.1GHz
Test#1 (Integers)
2083 points/W