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Core i7-2600K vs i5-4570


Description
The i7-2600K is based on Sandy Bridge architecture while the i5-4570 is based on Haswell.

Using the multithread performance as a reference, the i7-2600K gets a score of 106.9 k points while the i5-4570 gets 124.4 k points.

Summarizing, the i5-4570 is 1.2 times faster than the i7-2600K . To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
206a7
306c3
Core
Sandy Bridge
Haswell
Architecture
Base frecuency
3.4 GHz
3.2 GHz
Boost frecuency
3.8 GHz
3.6 GHz
Socket
LGA 1155
LGA 1150
Cores/Threads
4/8
4/4
TDP
95 W
84 W
Cache L1 (d+i)
4x32+4x32 kB
32+32 kB
Cache L2
4x256 kB
256 kB
Cache L3
8192 kB
6144 kB
Date
June 2011
September 2013
Mean monothread perf.
27.38k points
43.56k points
Mean multithread perf.
106.85k points
161.61k 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
i7-2600K
i5-4570
Test#1 (Integers)
9.61k
13.13k (x1.37)
Test#2 (FP)
8.51k
12.02k (x1.41)
Test#3 (Generic, ZIP)
4.2k
5k (x1.19)
Test#1 (Memory)
5.06k
4.65k (x0.92)
TOTAL
27.38k
34.8k (x1.27)

Multithread

i7-2600K

i5-4570
Test#1 (Integers)
42.23k
49.75k (x1.18)
Test#2 (FP)
40.09k
45.72k (x1.14)
Test#3 (Generic, ZIP)
19.97k
19.93k (x1)
Test#1 (Memory)
4.57k
9.05k (x1.98)
TOTAL
106.85k
124.44k (x1.16)

Performance/W
i7-2600K
i5-4570
Test#1 (Integers)
444 points/W
592 points/W
Test#2 (FP)
422 points/W
544 points/W
Test#3 (Generic, ZIP)
210 points/W
237 points/W
Test#1 (Memory)
48 points/W
108 points/W
TOTAL
1125 points/W
1481 points/W

Performance/GHz
i7-2600K
i5-4570
Test#1 (Integers)
2528 points/GHz
3648 points/GHz
Test#2 (FP)
2238 points/GHz
3340 points/GHz
Test#3 (Generic, ZIP)
1105 points/GHz
1388 points/GHz
Test#1 (Memory)
1333 points/GHz
1292 points/GHz
TOTAL
7204 points/GHz
9668 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