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Core i5-1235U vs i5-9600KF


Description
The i5-1235U is based on Alder Lake architecture while the i5-9600KF is based on Coffee Lake.

Using the multithread performance as a reference, the i5-1235U gets a score of 297.5 k points while the i5-9600KF gets 371.1 k points.

Summarizing, the i5-9600KF is 1.2 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
906ec
Core
Alder Lake-U
Coffee Lake-S
Architecture
Base frecuency
3.3 GHz
3.7 GHz
Boost frecuency
4.4 GHz
4.6 GHz
Socket
BGA 1700
LGA 1151
Cores/Threads
10/12
6/6
TDP
15 W
95 W
Cache L1 (d+i)
2x32/8x64+2x48/8x32 kB
6x32+6x32 kB
Cache L2
1x1280+4x2048 kB
6x256 kB
Cache L3
12288 kB
9216 kB
Date
April 2022
January 2019
Mean monothread perf.
81.64k points
77.34k points
Mean multithread perf.
297.46k points
371.08k 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
i5-9600KF
Test#1 (Integers)
7.33k
4.63k (x0.63)
Test#2 (FP)
18.27k
19.43k (x1.06)
Test#3 (Generic, ZIP)
12.8k
6.17k (x0.48)
Test#1 (Memory)
13.2k
13.82k (x1.05)
TOTAL
51.61k
44.04k (x0.85)

Multithread

i5-1235U

i5-9600KF
Test#1 (Integers)
29.24k
26.64k (x0.91)
Test#2 (FP)
83.32k
110.11k (x1.32)
Test#3 (Generic, ZIP)
54.53k
33.07k (x0.61)
Test#1 (Memory)
4.99k
8.3k (x1.66)
TOTAL
172.07k
178.11k (x1.04)

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
i5-1235U
i5-9600KF
Test#1 (Integers)
23.53k
16.5k (x0.7)
Test#2 (FP)
23.51k
24.35k (x1.04)
Test#3 (Generic, ZIP)
14.71k
6.54k (x0.44)
Test#1 (Memory)
13.24k
13.59k (x1.03)
TOTAL
74.99k
60.98k (x0.81)

Multithread

i5-1235U

i5-9600KF
Test#1 (Integers)
106.07k
93.78k (x0.88)
Test#2 (FP)
115.88k
134.47k (x1.16)
Test#3 (Generic, ZIP)
60.53k
32.24k (x0.53)
Test#1 (Memory)
5.88k
8.22k (x1.4)
TOTAL
288.36k
268.71k (x0.93)

AVX optimized benchmark
The benchmark in mode II (AVX) is optimized to used 256 bits registers beside the first version of the Advanced Vector Extensions (AVX). The first AVX compatible CPU was released in 2011.
Monothread
i5-1235U
i5-9600KF
Test#1 (Integers)
23.03k
16.92k (x0.73)
Test#2 (FP)
24.11k
25.44k (x1.06)
Test#3 (Generic, ZIP)
13.9k
6.36k (x0.46)
Test#1 (Memory)
12.11k
13.25k (x1.09)
TOTAL
73.15k
61.97k (x0.85)

Multithread

i5-1235U

i5-9600KF
Test#1 (Integers)
111.78k
95.51k (x0.85)
Test#2 (FP)
124.18k
143.19k (x1.15)
Test#3 (Generic, ZIP)
59.87k
33.85k (x0.57)
Test#1 (Memory)
5.76k
8.21k (x1.43)
TOTAL
301.58k
280.77k (x0.93)

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
i5-9600KF
Test#1 (Integers)
36.73k
30.52k (x0.83)
Test#2 (FP)
22.09k
26.54k (x1.2)
Test#3 (Generic, ZIP)
11.24k
6.41k (x0.57)
Test#1 (Memory)
11.58k
13.87k (x1.2)
TOTAL
81.64k
77.34k (x0.95)

Multithread

i5-1235U

i5-9600KF
Test#1 (Integers)
130.18k
174.66k (x1.34)
Test#2 (FP)
110.21k
154.06k (x1.4)
Test#3 (Generic, ZIP)
50.76k
34.11k (x0.67)
Test#1 (Memory)
6.31k
8.24k (x1.31)
TOTAL
297.46k
371.08k (x1.25)

Performance/W
i5-1235U
i5-9600KF
Test#1 (Integers)
8679 points/W
1839 points/W
Test#2 (FP)
7348 points/W
1622 points/W
Test#3 (Generic, ZIP)
3384 points/W
359 points/W
Test#1 (Memory)
421 points/W
87 points/W
TOTAL
19831 points/W
3906 points/W

Performance/GHz
i5-1235U
i5-9600KF
Test#1 (Integers)
8349 points/GHz
6635 points/GHz
Test#2 (FP)
5020 points/GHz
5769 points/GHz
Test#3 (Generic, ZIP)
2555 points/GHz
1394 points/GHz
Test#1 (Memory)
2631 points/GHz
3015 points/GHz
TOTAL
18555 points/GHz
16813 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