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Celeron J3455 vs Core i7-7500U


Description
The J3455 is based on Goldmont architecture while the i7-7500U is based on Kaby Lake.

Using the multithread performance as a reference, the J3455 gets a score of 47.3 k points while the i7-7500U gets 87 k points.

Summarizing, the i7-7500U is 1.8 times faster than the J3455. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
506c9
806e9
Core
Apollo Lake
Kaby Lake-U
Architecture
Base frecuency
1.5 GHz
2.7 GHz
Boost frecuency
2.3 GHz
3.5 GHz
Socket
BGA1296
BGA1356
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
4096 kB
Date
August 2016
August 2016
Mean monothread perf.
12.98k points
48.67k points
Mean multithread perf.
47.34k points
86.94k 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
J3455
i7-7500U
Test#1 (Integers)
6.02k
12.93k (x2.15)
Test#2 (FP)
3.49k
18.63k (x5.34)
Test#3 (Generic, ZIP)
2.01k
5.03k (x2.51)
Test#1 (Memory)
1.47k
6.16k (x4.21)
TOTAL
12.98k
42.75k (x3.29)

Multithread

J3455

i7-7500U
Test#1 (Integers)
23.7k
27.13k (x1.14)
Test#2 (FP)
13.75k
43.19k (x3.14)
Test#3 (Generic, ZIP)
7.8k
11.7k (x1.5)
Test#1 (Memory)
2.09k
4.99k (x2.39)
TOTAL
47.34k
87.02k (x1.84)

Performance/W
J3455
i7-7500U
Test#1 (Integers)
2370 points/W
1809 points/W
Test#2 (FP)
1375 points/W
2880 points/W
Test#3 (Generic, ZIP)
780 points/W
780 points/W
Test#1 (Memory)
209 points/W
333 points/W
TOTAL
4734 points/W
5801 points/W

Performance/GHz
J3455
i7-7500U
Test#1 (Integers)
2619 points/GHz
3695 points/GHz
Test#2 (FP)
1517 points/GHz
5322 points/GHz
Test#3 (Generic, ZIP)
872 points/GHz
1437 points/GHz
Test#1 (Memory)
637 points/GHz
1761 points/GHz
TOTAL
5645 points/GHz
12215 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