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Core i7-6500U vs Engineering Sample 906EC


Description
The i7-6500U is based on Skylake architecture while the 906EC is based on Coffee Lake.

Using the multithread performance as a reference, the i7-6500U gets a score of 97.5 k points while the 906EC gets 494.2 k points.

Summarizing, the 906EC is 5.1 times faster than the i7-6500U. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
406e3
906ec
Core
Skylake-U
Coffee Lake-S
Architecture
Base frecuency
2.5 GHz
2.1 GHz
Boost frecuency
3.1 GHz
4.3 GHz
Socket
BGA1356
LGA 1151
Cores/Threads
2/4
8/16
TDP
15 W
- W
Cache L1 (d+i)
2x32+2x32 kB
8x32+8x32 kB
Cache L2
4096 kB
8x256 kB
Cache L3
kB
16384 kB
Date
September 2015
January 2019
Mean monothread perf.
46.25k points
70.55k points
Mean multithread perf.
97.52k 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
i7-6500U
906EC
Test#1 (Integers)
19.47k
28.3k (x1.45)
Test#2 (FP)
17.58k
24.99k (x1.42)
Test#3 (Generic, ZIP)
4.05k
5.55k (x1.37)
Test#1 (Memory)
5.15k
11.71k (x2.27)
TOTAL
46.25k
70.55k (x1.53)

Multithread

i7-6500U

906EC
Test#1 (Integers)
42.05k
229.27k (x5.45)
Test#2 (FP)
40.2k
209.21k (x5.2)
Test#3 (Generic, ZIP)
9.4k
48.53k (x5.16)
Test#1 (Memory)
5.86k
7.23k (x1.23)
TOTAL
97.52k
494.24k (x5.07)

Performance/W
i7-6500U
906EC
Test#1 (Integers)
2803 points/W