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Celeron J1900 vs Pentium 4405U


Description
The J1900 is based on Silvermont architecture while the 4405U is based on Skylake.

Using the multithread performance as a reference, the J1900 gets a score of 33.2 k points while the 4405U gets 51.1 k points.

Summarizing, the 4405U is 1.5 times faster than the J1900. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
30679
406e3
Core
Bay Trail-D
Skylake-U
Architecture
Base frecuency
2 GHz
2.1 GHz
Boost frecuency
2.42 GHz
2.1 GHz
Socket
BGA 1170
BGA 1356
Cores/Threads
4/4
2/4
TDP
10 W
15 W
Cache L1 (d+i)
4x32+4x24 kB
2x32+2x32 kB
Cache L2
2x1024 kB
2x256 kB
Cache L3
0 kB
2048 kB
Date
November 2013
Mean monothread perf.
9.75k points
23.33k points
Mean multithread perf.
33.25k points
51.1k 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
J1900
4405U
Test#1 (Integers)
4.58k
7.45k (x1.63)
Test#2 (FP)
2.32k
10.51k (x4.54)
Test#3 (Generic, ZIP)
1.72k
2.78k (x1.62)
Test#1 (Memory)
1.14k
2.59k (x2.28)
TOTAL
9.75k
23.33k (x2.39)

Multithread

J1900

4405U
Test#1 (Integers)
17.16k
16.1k (x0.94)
Test#2 (FP)
8.42k
25.44k (x3.02)
Test#3 (Generic, ZIP)
6.22k
6.99k (x1.12)
Test#1 (Memory)
1.44k
2.58k (x1.78)
TOTAL
33.25k
51.1k (x1.54)

Performance/W
J1900
4405U
Test#1 (Integers)
1716 points/W
1073 points/W
Test#2 (FP)
842 points/W
1696 points/W
Test#3 (Generic, ZIP)
622 points/W
466 points/W
Test#1 (Memory)
144 points/W
172 points/W
TOTAL
3325 points/W
3407 points/W

Performance/GHz
J1900
4405U
Test#1 (Integers)
1893 points/GHz
3547 points/GHz
Test#2 (FP)
957 points/GHz
5007 points/GHz
Test#3 (Generic, ZIP)
709 points/GHz
1324 points/GHz
Test#1 (Memory)
470 points/GHz
1232 points/GHz
TOTAL
4029 points/GHz
11109 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