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Core i9-10900X vs Engineering Sample 906EC


Description
The i9-10900X is based on Cascade Lake architecture while the 906EC is based on Coffee Lake.

Using the multithread performance as a reference, the i9-10900X gets a score of 632.4 k points while the 906EC gets 494.2 k points.

Summarizing, the i9-10900X is 1.3 times faster than the 906EC. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
50657
906ec
Core
Cascade Lake-X
Coffee Lake-S
Architecture
Base frecuency
3.7 GHz
2.1 GHz
Boost frecuency
4.7 GHz
4.3 GHz
Socket
LGA 2066
LGA 1151
Cores/Threads
10/20
8/16
TDP
165 W
- W
Cache L1 (d+i)
10x32+10x32 kB
8x32+8x32 kB
Cache L2
10x1024 kB
8x256 kB
Cache L3
19712 kB
16384 kB
Date
November 2019
January 2019
Mean monothread perf.
62.28k points
70.55k points
Mean multithread perf.
632.35k 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
i9-10900X
906EC
Test#1 (Integers)
25.97k
28.3k (x1.09)
Test#2 (FP)
22.37k
24.99k (x1.12)
Test#3 (Generic, ZIP)
5.3k
5.55k (x1.05)
Test#1 (Memory)
8.63k
11.71k (x1.36)
TOTAL
62.28k
70.55k (x1.13)

Multithread

i9-10900X

906EC
Test#1 (Integers)
281.98k
229.27k (x0.81)
Test#2 (FP)
259.01k
209.21k (x0.81)
Test#3 (Generic, ZIP)
64.87k
48.53k (x0.75)
Test#1 (Memory)
26.5k
7.23k (x0.27)
TOTAL
632.35k
494.24k (x0.78)

Performance/W
i9-10900X
906EC
Test#1 (Integers)
1709 points/W