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Athlon II X2 260 vs Celeron N2840


Description
The 260 is based on K10 architecture while the N2840 is based on Silvermont.

Using the multithread performance as a reference, the 260 gets a score of 27.5 k points while the N2840 gets 16.8 k points.

Summarizing, the 260 is 1.6 times faster than the N2840. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
100f63
30678
Core
Regor
Bay Trail-M
Architecture
Base frecuency
3.2 GHz
2.167 GHz
Boost frecuency
3.2 GHz
2.58 GHz
Socket
Socket AM3
BGA1170
Cores/Threads
2/2
2/2
TDP
65 W
7,5 W
Cache L1 (d+i)
2x128 kB
2x32+2x24 kB
Cache L2
2x1024 kB
1024 kB
Cache L3
kB
0 kB
Date
May 2010
July 2014
Mean monothread perf.
17.05k points
10.36k points
Mean multithread perf.
27.54k points
16.79k points

SSE3 optimized benchmark
The benchmark in mode I (SSE) is optimized for the use of SIMD instructions with 128 bits register and the SSE set up to version 3. Nearly every modern CPU has support for this mode.
Monothread
260
N2840
Test#1 (Integers)
6.04k
4.8k (x0.8)
Test#2 (FP)
6.2k
2.47k (x0.4)
Test#3 (Generic, ZIP)
3.11k
1.86k (x0.6)
Test#1 (Memory)
1.7k
1.22k (x0.72)
TOTAL
17.05k
10.36k (x0.61)

Multithread

260

N2840
Test#1 (Integers)
10.02k
8.24k (x0.82)
Test#2 (FP)
10.18k
4.19k (x0.41)
Test#3 (Generic, ZIP)
5.1k
3.05k (x0.6)
Test#1 (Memory)
2.25k
1.32k (x0.59)
TOTAL
27.54k
16.79k (x0.61)

Performance/W
260
N2840
Test#1 (Integers)
154 points/W
1177 points/W
Test#2 (FP)
157 points/W
598 points/W
Test#3 (Generic, ZIP)
78 points/W
436 points/W
Test#1 (Memory)
35 points/W
188 points/W
TOTAL
424 points/W
2399 points/W

Performance/GHz
260
N2840
Test#1 (Integers)
1886 points/GHz
1861 points/GHz
Test#2 (FP)
1939 points/GHz
958 points/GHz
Test#3 (Generic, ZIP)
971 points/GHz
723 points/GHz
Test#1 (Memory)
532 points/GHz
472 points/GHz
TOTAL
5328 points/GHz
4015 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