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Core i7-2600K vs FX 6300


Description
The i7-2600K is based on Sandy Bridge architecture while the 6300 is based on Piledriver.

Using the multithread performance as a reference, the i7-2600K gets a score of 106.9 k points while the 6300 gets 66.4 k points.

Summarizing, the i7-2600K is 1.6 times faster than the 6300. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
206a7
600f20
Core
Sandy Bridge
Vishera
Architecture
Base frecuency
3.4 GHz
3.5 GHz
Boost frecuency
3.8 GHz
3.8 GHz
Socket
LGA 1155
Socket AM3+
Cores/Threads
4/8
6/6
TDP
95 W
95 W
Cache L1 (d+i)
4x32+4x32 kB
kB
Cache L2
4x256 kB
3x2048 kB
Cache L3
8192 kB
8192 kB
Date
June 2011
October 2012
Mean monothread perf.
27.38k points
23.14k points
Mean multithread perf.
106.85k points
66.43k 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
6300
Test#1 (Integers)
9.61k
7.71k (x0.8)
Test#2 (FP)
8.51k
7.41k (x0.87)
Test#3 (Generic, ZIP)
4.2k
2.81k (x0.67)
Test#1 (Memory)
5.06k
5.2k (x1.03)
TOTAL
27.38k
23.14k (x0.85)

Multithread

i7-2600K

6300
Test#1 (Integers)
42.23k
25.2k (x0.6)
Test#2 (FP)
40.09k
25.83k (x0.64)
Test#3 (Generic, ZIP)
19.97k
11.47k (x0.57)
Test#1 (Memory)
4.57k
3.92k (x0.86)
TOTAL
106.85k
66.43k (x0.62)

Performance/W
i7-2600K
6300
Test#1 (Integers)
444 points/W
265 points/W
Test#2 (FP)
422 points/W
272 points/W
Test#3 (Generic, ZIP)
210 points/W
121 points/W
Test#1 (Memory)
48 points/W
41 points/W
TOTAL
1125 points/W
699 points/W

Performance/GHz
i7-2600K
6300
Test#1 (Integers)
2528 points/GHz
2030 points/GHz
Test#2 (FP)
2238 points/GHz
1951 points/GHz
Test#3 (Generic, ZIP)
1105 points/GHz
741 points/GHz
Test#1 (Memory)
1333 points/GHz
1367 points/GHz
TOTAL
7204 points/GHz
6088 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