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Core i3-2120 vs Celeron 4205U


Description
The i3-2120 is based on Sandy Bridge architecture while the 4205U is based on Whiskey Lake.

Using the multithread performance as a reference, the i3-2120 gets a score of 51.2 k points while the 4205U gets 37.6 k points.

Summarizing, the i3-2120 is 1.4 times faster than the 4205U. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
206a7
806ec
Core
Sandy Bridge
Whiskey Lake-U
Architecture
Base frecuency
3.3 GHz
1.8 GHz
Socket
LGA 1155
BGA 1528
Cores/Threads
2/2
2/2
TDP
65 W
15 W
Cache L1 (d+i)
2x32+2x32 kB
2x32+2x32 kB
Cache L2
2x256 kB
2x256 kB
Cache L3
3072 kB
2048 kB
Date
February 2012
January 2019
Mean monothread perf.
24.23k points
20.61k points
Mean multithread perf.
53.48k points
37.61k 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
i3-2120
4205U
Test#1 (Integers)
9.82k
6.53k (x0.67)
Test#2 (FP)
7.9k
9.46k (x1.2)
Test#3 (Generic, ZIP)
3.98k
2.28k (x0.57)
Test#1 (Memory)
2.95k
2.34k (x0.79)
TOTAL
24.64k
20.61k (x0.84)

Multithread

i3-2120

4205U
Test#1 (Integers)
20.46k
12.97k (x0.63)
Test#2 (FP)
17.77k
18.12k (x1.02)
Test#3 (Generic, ZIP)
10.03k
4.33k (x0.43)
Test#1 (Memory)
2.94k
2.18k (x0.74)
TOTAL
51.21k
37.61k (x0.73)

Performance/W
i3-2120
4205U
Test#1 (Integers)
315 points/W
865 points/W
Test#2 (FP)
273 points/W
1208 points/W
Test#3 (Generic, ZIP)
154 points/W
289 points/W
Test#1 (Memory)
45 points/W
146 points/W
TOTAL
788 points/W
2507 points/W

Performance/GHz
i3-2120
4205U
Test#1 (Integers)
2974 points/GHz
3629 points/GHz
Test#2 (FP)
2393 points/GHz
5255 points/GHz
Test#3 (Generic, ZIP)
1206 points/GHz
1269 points/GHz
Test#1 (Memory)
895 points/GHz
1298 points/GHz
TOTAL
7468 points/GHz
11451 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