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Core i5-5200U vs Celeron 3855U


Description
The i5-5200U is based on Broadwell architecture while the 3855U is based on Skylake.

Using the multithread performance as a reference, the i5-5200U gets a score of 32.6 k points while the 3855U gets 16.8 k points.

Summarizing, the i5-5200U is 1.9 times faster than the 3855U. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
306d4
406e3
Core
Broadwell-U
Skylake-U
Architecture
Base frecuency
2.2 GHz
1.6 GHz
Boost frecuency
2.7 GHz
1.6 GHz
Socket
BGA1356
Cores/Threads
2 /4
2/2
TDP
15 W
15 W
Cache L1 (d+i)
2x32+2x32 kB
2x32+2x32 kB
Cache L2
256 kB
2x256 kB
Cache L3
3072 kB
2096 kB
Date
March 2015
December 2015
Mean monothread perf.
31.81k points
19.24k points
Mean multithread perf.
68.69k points
24.56k points

Non-optimized benchmark
The benchmark in Mode 0 (FPU) measures cpu performance with non-optimized software. It uses the basic µinstructions from the i386 architecture with the i387 floating point unit. This mode is compatible with all CPUs so it's practical to compare very different CPUs
Monothread
i5-5200U
3855U
Test#1 (Integers)
2.67k
1.64k (x0.62)
Test#2 (FP)
9.37k
6.72k (x0.72)
Test#3 (Generic, ZIP)
3.13k
2.06k (x0.66)
Test#1 (Memory)
2.59k
2.4k (x0.93)
TOTAL
17.76k
12.83k (x0.72)

Multithread

i5-5200U

3855U
Test#1 (Integers)
4.16k
2.2k (x0.53)
Test#2 (FP)
19.01k
9.59k (x0.5)
Test#3 (Generic, ZIP)
6.48k
2.76k (x0.43)
Test#1 (Memory)
2.96k
2.27k (x0.77)
TOTAL
32.61k
16.81k (x0.52)

Performance/W
i5-5200U
3855U
Test#1 (Integers)
277 points/W
146 points/W
Test#2 (FP)
1268 points/W
639 points/W
Test#3 (Generic, ZIP)
432 points/W
184 points/W
Test#1 (Memory)
197 points/W
151 points/W
TOTAL
2174 points/W
1121 points/W

Performance/GHz
i5-5200U
3855U
Test#1 (Integers)
988 points/GHz
1027 points/GHz
Test#2 (FP)
3469 points/GHz
4201 points/GHz
Test#3 (Generic, ZIP)
1160 points/GHz
1290 points/GHz
Test#1 (Memory)
961 points/GHz
1502 points/GHz
TOTAL
6577 points/GHz
8020 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