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Core i5-7400 vs i9-10980XE


Description
The i5-7400 is based on Kaby Lake architecture while the i9-10980XE is based on Cascade Lake.

Using the multithread performance as a reference, the i5-7400 gets a score of 173.7 k points while the i9-10980XE gets 1241.1 k points.

Summarizing, the i9-10980XE is 7.1 times faster than the i5-7400 . To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
906e9
50657
Core
Kaby Lake-S
Cascade Lake-X
Architecture
Base frecuency
3 GHz
3 GHz
Boost frecuency
3.5 GHz
4.8 GHz
Socket
LGA 1151
LGA 2066
Cores/Threads
4/4
18/36
TDP
65 W
165 W
Cache L1 (d+i)
4x32+4x32 kB
18x32+18x32 kB
Cache L2
4x256 kB
18x1024 kB
Cache L3
6144 kB
25344 kB
Date
September 2016
November 2019
Mean monothread perf.
52.69k points
68.33k points
Mean multithread perf.
173.7k points
1241.12k points

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
i5-7400
i9-10980XE
Test#1 (Integers)
12.72k
16.4k (x1.29)
Test#2 (FP)
19.3k
20.97k (x1.09)
Test#3 (Generic, ZIP)
4.76k
5.82k (x1.22)
Test#1 (Memory)
8.73k
8.86k (x1.01)
TOTAL
45.52k
52.05k (x1.14)

Multithread

i5-7400

i9-10980XE
Test#1 (Integers)
47.95k
316.84k (x6.61)
Test#2 (FP)
71.98k
461.09k (x6.41)
Test#3 (Generic, ZIP)
17.22k
129.82k (x7.54)
Test#1 (Memory)
8.03k
22.09k (x2.75)
TOTAL
145.18k
929.85k (x6.4)

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
i5-7400
i9-10980XE
Test#1 (Integers)
22.37k
29.53k (x1.32)
Test#2 (FP)
19.46k
22.59k (x1.16)
Test#3 (Generic, ZIP)
4.44k
5.99k (x1.35)
Test#1 (Memory)
6.41k
10.22k (x1.59)
TOTAL
52.69k
68.33k (x1.3)

Multithread

i5-7400

i9-10980XE
Test#1 (Integers)
79.57k
587.06k (x7.38)
Test#2 (FP)
71.41k
496.41k (x6.95)
Test#3 (Generic, ZIP)
16.44k
134.66k (x8.19)
Test#1 (Memory)
6.27k
22.99k (x3.67)
TOTAL
173.7k
1241.12k (x7.15)

Performance/W
i5-7400
i9-10980XE
Test#1 (Integers)
1224 points/W
3558 points/W
Test#2 (FP)
1099 points/W
3009 points/W
Test#3 (Generic, ZIP)
253 points/W
816 points/W
Test#1 (Memory)
96 points/W
139 points/W
TOTAL
2672 points/W
7522 points/W

Performance/GHz
i5-7400
i9-10980XE
Test#1 (Integers)
6392 points/GHz
6153 points/GHz
Test#2 (FP)
5561 points/GHz
4707 points/GHz
Test#3 (Generic, ZIP)
1267 points/GHz
1248 points/GHz
Test#1 (Memory)
1832 points/GHz
2129 points/GHz
TOTAL
15053 points/GHz
14236 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