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Xeon E5-2651 v2 vs Ryzen 7 1800X


Description
The E5-2651 v2 is based on Ivy Bridge architecture while the 1800X is based on Zen.

Using the multithread performance as a reference, the E5-2651 v2 gets a score of 426.2 k points while the 1800X gets 389.6 k points.

Summarizing, the E5-2651 v2 is 1.1 times faster than the 1800X. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
306e4
800f11
Core
Ivy Bridge-EP
Summit Ridge
Architecture
Base frecuency
1.8 GHz
3.6 GHz
Boost frecuency
2.2 GHz
4 GHz
Socket
LGA 2011
AM4
Cores/Threads
12/24
8/16
TDP
W
95 W
Cache L1 (d+i)
12x32+12x32 kB
8x64+8x32 kB
Cache L2
12x256 kB
8x512 kB
Cache L3
30720 kB
2x8192 kB
Date
October 2013
March 2017
Mean monothread perf.
17.75k points
61.07k points
Mean multithread perf.
426.18k points
410.47k points

AVX optimized benchmark
The benchmark in mode II (AVX) is optimized to used 256 bits registers beside the first version of the Advanced Vector Extensions (AVX). The first AVX compatible CPU was released in 2011.
Monothread
E5-2651 v2
1800X
Test#1 (Integers)
6.69k
15.11k (x2.26)
Test#2 (FP)
6.35k
23.46k (x3.69)
Test#3 (Generic, ZIP)
2.54k
5.64k (x2.22)
Test#1 (Memory)
2.17k
17.52k (x8.07)
TOTAL
17.75k
61.72k (x3.48)

Multithread

E5-2651 v2

1800X
Test#1 (Integers)
165.17k
119.5k (x0.72)
Test#2 (FP)
176.85k
198.79k (x1.12)
Test#3 (Generic, ZIP)
73.91k
59.75k (x0.81)
Test#1 (Memory)
10.25k
11.58k (x1.13)
TOTAL
426.18k
389.62k (x0.91)

Performance/W
E5-2651 v2
1800X
Test#1 (Integers)