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A4 6300B vs A6 7400K


Description
The 6300B is based on Piledriver architecture while the 7400K is based on Steamroller.

Using the multithread performance as a reference, the 6300B gets a score of 27.5 k points while the 7400K gets 34.3 k points.

Summarizing, the 7400K is 1.2 times faster than the 6300B. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
610f31
630f01
Core
Richland
Kaveri
Architecture
Base frecuency
3.7 GHz
3.5 GHz
Boost frecuency
3.9 GHz
3.9 GHz
Socket
Socket FM2
Socket FM2+
Cores/Threads
2/2
2/2
TDP
65 W
65 W
Cache L1 (d+i)
2x16+64 kB
2x16+64 kB
Cache L2
1024 kB
1024 kB
Cache L3
kB
0 kB
Date
December 2013
July 2014
Mean monothread perf.
20.11k points
24.01k points
Mean multithread perf.
27.54k points
34.28k 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
6300B
7400K
Test#1 (Integers)
8.35k
8.78k (x1.05)
Test#2 (FP)
7.31k
9.45k (x1.29)
Test#3 (Generic, ZIP)
2.95k
3.39k (x1.15)
Test#1 (Memory)
1.51k
2.39k (x1.58)
TOTAL
20.11k
24.01k (x1.19)

Multithread

6300B

7400K
Test#1 (Integers)
10.88k
13.5k (x1.24)
Test#2 (FP)
10.01k
12.17k (x1.22)
Test#3 (Generic, ZIP)
5.02k
5.96k (x1.19)
Test#1 (Memory)
1.63k
2.65k (x1.63)
TOTAL
27.54k
34.28k (x1.24)

Performance/W
6300B
7400K
Test#1 (Integers)
167 points/W
208 points/W
Test#2 (FP)
154 points/W
187 points/W
Test#3 (Generic, ZIP)
77 points/W
92 points/W
Test#1 (Memory)
25 points/W
41 points/W
TOTAL
424 points/W
527 points/W

Performance/GHz
6300B
7400K
Test#1 (Integers)
2140 points/GHz
2252 points/GHz
Test#2 (FP)
1873 points/GHz
2423 points/GHz
Test#3 (Generic, ZIP)
756 points/GHz
869 points/GHz
Test#1 (Memory)
387 points/GHz
612 points/GHz
TOTAL
5157 points/GHz
6156 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