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Core i5-10400 vs Engineering Sample 906EC


Description
The i5-10400 is based on Comet Lake architecture while the 906EC is based on Coffee Lake.

Using the multithread performance as a reference, the i5-10400 gets a score of 367.7 k points while the 906EC gets 494.2 k points.

Summarizing, the 906EC is 1.3 times faster than the i5-10400. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
a0653
906ec
Core
Comet Lake-S
Coffee Lake-S
Architecture
Base frecuency
2.9 GHz
2.1 GHz
Boost frecuency
4.3 GHz
4.3 GHz
Socket
LGA 1200
LGA 1151
Cores/Threads
6/12
8/16
TDP
65 W
- W
Cache L1 (d+i)
6x32+6x32 kB
8x32+8x32 kB
Cache L2
6x256 kB
8x256 kB
Cache L3
12288 kB
16384 kB
Date
April 2020
January 2019
Mean monothread perf.
69.31k points
70.55k points
Mean multithread perf.
367.65k points
494.24k 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
i5-10400
906EC
Test#1 (Integers)
27.46k
28.3k (x1.03)
Test#2 (FP)
24.28k
24.99k (x1.03)
Test#3 (Generic, ZIP)
5.65k
5.55k (x0.98)
Test#1 (Memory)
11.92k
11.71k (x0.98)
TOTAL
69.31k
70.55k (x1.02)

Multithread

i5-10400

906EC
Test#1 (Integers)
165.5k
229.27k (x1.39)
Test#2 (FP)
156.32k
209.21k (x1.34)
Test#3 (Generic, ZIP)
39.88k
48.53k (x1.22)
Test#1 (Memory)
5.96k
7.23k (x1.21)
TOTAL
367.65k
494.24k (x1.34)

Performance/W
i5-10400
906EC
Test#1 (Integers)
2546 points/W