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Core i3-6100 vs Xeon W3520


Description
The i3-6100 is based on Skylake architecture while the W3520 is based on Nehalem.

Using the multithread performance as a reference, the i3-6100 gets a score of 91.1 k points while the W3520 gets 73.2 k points.

Summarizing, the i3-6100 is 1.2 times faster than the W3520 . To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
506e3
106a5
Core
Skylake-S
Nehalem-WS
Architecture
Base frecuency
3.7 GHz
2.667 GHz
Boost frecuency
3.7 GHz
2.933 GHz
Socket
LGA 1151
LGA 1366
Cores/Threads
2/2
4 /8
TDP
51 W
130 W
Cache L1 (d+i)
32+32 kB
4x32+x4x32 kB
Cache L2
256 kB
4x256 kB
Cache L3
4096 kB
8192 kB
Date
September 2015
March 2009
Mean monothread perf.
52.84k points
17.96k points
Mean multithread perf.
112.28k points
73.16k points

SSE3 optimized benchmark
The benchmark in mode I (SSE) is optimized for the use of SIMD instructions with 128 bits register and the SSE set up to version 3. Nearly every modern CPU has support for this mode.
Monothread
i3-6100
W3520
Test#1 (Integers)
13.76k
7.35k (x0.53)
Test#2 (FP)
19.96k
4.89k (x0.25)
Test#3 (Generic, ZIP)
5.44k
2.9k (x0.53)
Test#1 (Memory)
4.4k
2.82k (x0.64)
TOTAL
43.55k
17.96k (x0.41)

Multithread

i3-6100

W3520
Test#1 (Integers)
28.99k
29.69k (x1.02)
Test#2 (FP)
45.75k
22.26k (x0.49)
Test#3 (Generic, ZIP)
12.72k
14.91k (x1.17)
Test#1 (Memory)
3.68k
6.29k (x1.71)
TOTAL
91.14k
73.16k (x0.8)

Performance/W
i3-6100
W3520
Test#1 (Integers)
568 points/W
228 points/W
Test#2 (FP)
897 points/W
171 points/W
Test#3 (Generic, ZIP)
249 points/W
115 points/W
Test#1 (Memory)
72 points/W
48 points/W
TOTAL
1787 points/W
563 points/W

Performance/GHz
i3-6100
W3520
Test#1 (Integers)
3719 points/GHz
2506 points/GHz
Test#2 (FP)
5393 points/GHz
1669 points/GHz
Test#3 (Generic, ZIP)
1469 points/GHz
989 points/GHz
Test#1 (Memory)
1189 points/GHz
960 points/GHz
TOTAL
11770 points/GHz
6123 points/GHz

Monothread performance graph
Monothread performance graphics gives the performance vs time. They are useful to measure the time it takes to the CPU to reach the maximum performance.

Usually, CPU's performance will be steady during these tests but if it has a slow frequency strategy, the first samples will show a lower score.


Test#1 (Integers) [points vs time]

grafica bm.hardlimit.com


Test#2 (FP) [points vs time]

grafica bm.hardlimit.com


Test#3 (Generic, ZIP) [points vs time]

grafica bm.hardlimit.com


Test#1 (Memory) [points vs time]

grafica bm.hardlimit.com

Multithread performance graph
Multithread graphs measure the performance against a heavy load during certain time.

If CPU's TDP doesn't limit the frequency and the machine is properly cooled, performance should remain steady vs time. Otherwise, the performance score will oscillate or decrease over time.


Test#1 (Integers) [points vs time]

grafica bm.hardlimit.com


Test#2 (FP) [points vs time]

grafica bm.hardlimit.com


Test#3 (Generic, ZIP) [points vs time]

grafica bm.hardlimit.com


Test#1 (Memory) [points vs time]

grafica bm.hardlimit.com

Hardlimit Benchmark Central - Ver. 3.11.4