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Core i5-1235U vs Ryzen 7 5800H


Description
The i5-1235U is based on Alder Lake architecture while the 5800H is based on Zen 3.

Using the multithread performance as a reference, the i5-1235U gets a score of 297.5 k points while the 5800H gets 426.9 k points.

Summarizing, the 5800H is 1.4 times faster than the i5-1235U. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
906a4
a50f00
Core
Alder Lake-U
Cezanne
Architecture
Base frecuency
3.3 GHz
3.2 GHz
Boost frecuency
4.4 GHz
4.4 GHz
Socket
BGA 1700
BGA 1140
Cores/Threads
10/12
8/16
TDP
15 W
45 W
Cache L1 (d+i)
2x32/8x64+2x48/8x32 kB
8x32+8x32 kB
Cache L2
1x1280+4x2048 kB
8x512 kB
Cache L3
12288 kB
16384 kB
Date
April 2022
February 2021
Mean monothread perf.
81.64k points
74.56k points
Mean multithread perf.
297.46k points
426.9k 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
i5-1235U
5800H
Test#1 (Integers)
7.33k
4.31k (x0.59)
Test#2 (FP)
18.27k
17.51k (x0.96)
Test#3 (Generic, ZIP)
12.8k
10.53k (x0.82)
Test#1 (Memory)
13.2k
23.57k (x1.79)
TOTAL
51.61k
55.92k (x1.08)

Multithread

i5-1235U

5800H
Test#1 (Integers)
29.24k
24.18k (x0.83)
Test#2 (FP)
83.32k
117.98k (x1.42)
Test#3 (Generic, ZIP)
54.53k
70.96k (x1.3)
Test#1 (Memory)
4.99k
8.08k (x1.62)
TOTAL
172.07k
221.19k (x1.29)

AVX2 optimized benchmark
The benchmark in mode III (AVX2), like AVX1, is optimized to used 256 bits registers beside the second version of the Advanced Vector Extensions (AVX). The first AVX2 compatible CPU was released in 2013.
Monothread
i5-1235U
5800H
Test#1 (Integers)
36.73k
20.37k (x0.55)
Test#2 (FP)
22.09k
22.52k (x1.02)
Test#3 (Generic, ZIP)
11.24k
10.18k (x0.91)
Test#1 (Memory)
11.58k
21.49k (x1.86)
TOTAL
81.64k
74.56k (x0.91)

Multithread

i5-1235U

5800H
Test#1 (Integers)
130.18k
144.01k (x1.11)
Test#2 (FP)
110.21k
191.86k (x1.74)
Test#3 (Generic, ZIP)
50.76k
84.53k (x1.67)
Test#1 (Memory)
6.31k
6.5k (x1.03)
TOTAL
297.46k
426.9k (x1.44)

Performance/W
i5-1235U
5800H
Test#1 (Integers)
8679 points/W
3200 points/W
Test#2 (FP)
7348 points/W
4264 points/W
Test#3 (Generic, ZIP)
3384 points/W
1878 points/W
Test#1 (Memory)
421 points/W
144 points/W
TOTAL
19831 points/W
9487 points/W

Performance/GHz
i5-1235U
5800H
Test#1 (Integers)
8349 points/GHz
4630 points/GHz
Test#2 (FP)
5020 points/GHz
5117 points/GHz
Test#3 (Generic, ZIP)
2555 points/GHz
2314 points/GHz
Test#1 (Memory)
2631 points/GHz
4883 points/GHz
TOTAL
18555 points/GHz
16944 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