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A6 7310 vs A9 9420


Description
The 7310 is based on Puma architecture while the 9420 is based on Excavator.

Using the multithread performance as a reference, the 7310 gets a score of 35.9 k points while the 9420 gets 26.2 k points.

Summarizing, the 7310 is 1.4 times faster than the 9420. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
730f01
670f00
Core
Carrizo-L
Stoney Ridge
Architecture
Base frecuency
2 GHz
3 GHz
Boost frecuency
2.4 GHz
3.6 GHz
Socket
FP4
Micro-BGA
Cores/Threads
4/4
2/2
TDP
25 W
15 W
Cache L1 (d+i)
4x32+4x32 kB
96+2x32 kB
Cache L2
2048 kB
1024 kB
Cache L3
kB
0 kB
Date
May 2015
April 2017
Mean monothread perf.
11.17k points
33.09k points
Mean multithread perf.
35.87k points
46.33k 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
7310
9420
Test#1 (Integers)
4.08k
7.55k (x1.85)
Test#2 (FP)
3.76k
13.9k (x3.7)
Test#3 (Generic, ZIP)
2.21k
3.11k (x1.41)
Test#1 (Memory)
1.12k
2.18k (x1.94)
TOTAL
11.17k
26.74k (x2.39)

Multithread

7310

9420
Test#1 (Integers)
13.38k
9.09k (x0.68)
Test#2 (FP)
13.51k
12.25k (x0.91)
Test#3 (Generic, ZIP)
7.39k
3k (x0.41)
Test#1 (Memory)
1.59k
1.81k (x1.14)
TOTAL
35.87k
26.15k (x0.73)

Performance/W
7310
9420
Test#1 (Integers)
535 points/W
606 points/W
Test#2 (FP)
540 points/W
817 points/W
Test#3 (Generic, ZIP)
296 points/W
200 points/W
Test#1 (Memory)
64 points/W
120 points/W
TOTAL
1435 points/W
1743 points/W

Performance/GHz
7310
9420
Test#1 (Integers)
1700 points/GHz
2096 points/GHz
Test#2 (FP)
1566 points/GHz
3862 points/GHz
Test#3 (Generic, ZIP)
921 points/GHz
864 points/GHz
Test#1 (Memory)
467 points/GHz
604 points/GHz
TOTAL
4654 points/GHz
7427 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