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Core i5-6600K vs i3-1215U


Description
The i5-6600K is based on Skylake architecture while the i3-1215U is based on Alder Lake.

Using the multithread performance as a reference, the i5-6600K gets a score of 209.3 k points while the i3-1215U gets 129.6 k points.

Summarizing, the i5-6600K is 1.6 times faster than the i3-1215U. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
506e3
906a4
Core
Skylake-S
Alder Lake-H
Architecture
Base frecuency
3.5 GHz
0.9 GHz
Boost frecuency
3.9 GHz
4.4 GHz
Socket
LGA 1151
BGA 1744
Cores/Threads
4/4
6/8
TDP
95 W
15 W
Cache L1 (d+i)
4x32+4x32 kB
2x32/4x64+2x48/4x32 kB
Cache L2
256 kB
2x1280+2x2048 kB
Cache L3
6144 kB
10240 kB
Date
May 2015
April 2022
Mean monothread perf.
59.28k points
80.34k points
Mean multithread perf.
209.28k points
185.6k 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
i5-6600K
i3-1215U
Test#1 (Integers)
17.24k
15.63k (x0.91)
Test#2 (FP)
26.5k
20.2k (x0.76)
Test#3 (Generic, ZIP)
6.45k
9.94k (x1.54)
Test#1 (Memory)
9.09k
8.06k (x0.89)
TOTAL
59.28k
53.83k (x0.91)

Multithread

i5-6600K

i3-1215U
Test#1 (Integers)
68.47k
35.72k (x0.52)
Test#2 (FP)
105.05k
56.41k (x0.54)
Test#3 (Generic, ZIP)
25.24k
25k (x0.99)
Test#1 (Memory)
10.5k
12.48k (x1.19)
TOTAL
209.28k
129.6k (x0.62)

Performance/W
i5-6600K
i3-1215U
Test#1 (Integers)
721 points/W
2381 points/W
Test#2 (FP)
1106 points/W
3761 points/W
Test#3 (Generic, ZIP)
266 points/W
1667 points/W
Test#1 (Memory)
111 points/W
832 points/W
TOTAL
2203 points/W
8640 points/W

Performance/GHz
i5-6600K
i3-1215U
Test#1 (Integers)
4420 points/GHz
3553 points/GHz
Test#2 (FP)
6795 points/GHz
4591 points/GHz
Test#3 (Generic, ZIP)
1653 points/GHz
2260 points/GHz
Test#1 (Memory)
2331 points/GHz
1832 points/GHz
TOTAL
15199 points/GHz
12234 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