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Core i5-3570K vs i7-2600K


Description
The i5-3570K is based on Ivy Bridge architecture while the i7-2600K is based on Sandy Bridge.

Using the multithread performance as a reference, the i5-3570K gets a score of 120.2 k points while the i7-2600K gets 106.9 k points.

Summarizing, the i5-3570K is 1.1 times faster than the i7-2600K . To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
306a9
206a7
Core
Ivy Bridge
Sandy Bridge
Architecture
Base frecuency
3.4 GHz
3.4 GHz
Boost frecuency
3.8 GHz
3.8 GHz
Socket
LGA 1155
LGA 1155
Cores/Threads
4/4
4/8
TDP
77 W
95 W
Cache L1 (d+i)
4x32+x4x32 kB
4x32+4x32 kB
Cache L2
4x256 kB
4x256 kB
Cache L3
6144 kB
8192 kB
Date
April 2012
June 2011
Mean monothread perf.
34.57k points
27.38k points
Mean multithread perf.
120.16k points
106.85k 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
i5-3570K
i7-2600K
Test#1 (Integers)
12.55k
9.61k (x0.77)
Test#2 (FP)
12.14k
8.51k (x0.7)
Test#3 (Generic, ZIP)
4.9k
4.2k (x0.86)
Test#1 (Memory)
4.98k
5.06k (x1.02)
TOTAL
34.57k
27.38k (x0.79)

Multithread

i5-3570K

i7-2600K
Test#1 (Integers)
47.53k
42.23k (x0.89)
Test#2 (FP)
46.16k
40.09k (x0.87)
Test#3 (Generic, ZIP)
18.36k
19.97k (x1.09)
Test#1 (Memory)
8.1k
4.57k (x0.56)
TOTAL
120.16k
106.85k (x0.89)

Performance/W
i5-3570K
i7-2600K
Test#1 (Integers)
617 points/W
444 points/W
Test#2 (FP)
599 points/W
422 points/W
Test#3 (Generic, ZIP)
238 points/W
210 points/W
Test#1 (Memory)
105 points/W
48 points/W
TOTAL
1560 points/W
1125 points/W

Performance/GHz
i5-3570K
i7-2600K
Test#1 (Integers)
3303 points/GHz
2528 points/GHz
Test#2 (FP)
3194 points/GHz
2238 points/GHz
Test#3 (Generic, ZIP)
1288 points/GHz
1105 points/GHz
Test#1 (Memory)
1310 points/GHz
1333 points/GHz
TOTAL
9096 points/GHz
7204 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