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Core i3-1115G4 vs i7-5820K


Description
The i3-1115G4 is based on Tiger Lake architecture while the i7-5820K is based on Haswell.

Using the multithread performance as a reference, the i3-1115G4 gets a score of 100.9 k points while the i7-5820K gets 129.1 k points.

Summarizing, the i7-5820K is 1.3 times faster than the i3-1115G4. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
806c1
306f2
Core
Tiger Lake UP3
Haswell-E
Architecture
Base frecuency
3 GHz
3.3 GHz
Boost frecuency
4.1 GHz
3.6 GHz
Socket
BGA1449
LGA 1150
Cores/Threads
2/4
6/12
TDP
28 W
140 W
Cache L1 (d+i)
2x32+2x48 kB
6x32+6x32 kB
Cache L2
2x1280 kB
6x256 kB
Cache L3
6144 kB
15360 kB
Date
September 2020
September 2014
Mean monothread perf.
62.19k points
31.53k points
Mean multithread perf.
137.96k points
129.06k 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
i3-1115G4
i7-5820K
Test#1 (Integers)
3.75k
3.82k (x1.02)
Test#2 (FP)
17.22k
9.64k (x0.56)
Test#3 (Generic, ZIP)
9.79k
4.29k (x0.44)
Test#1 (Memory)
8.21k
3.78k (x0.46)
TOTAL
38.97k
21.53k (x0.55)

Multithread

i3-1115G4

i7-5820K
Test#1 (Integers)
9.19k
18.07k (x1.97)
Test#2 (FP)
35.47k
64.25k (x1.81)
Test#3 (Generic, ZIP)
19.14k
27.03k (x1.41)
Test#1 (Memory)
5.82k
8.03k (x1.38)
TOTAL
69.62k
117.38k (x1.69)

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
i3-1115G4
i7-5820K
Test#1 (Integers)
14.65k
12.03k (x0.82)
Test#2 (FP)
21.57k
11.23k (x0.52)
Test#3 (Generic, ZIP)
9.93k
4.55k (x0.46)
Test#1 (Memory)
8.02k
3.72k (x0.46)
TOTAL
54.18k
31.53k (x0.58)

Multithread

i3-1115G4

i7-5820K
Test#1 (Integers)
32.14k
49.48k (x1.54)
Test#2 (FP)
43.54k
52.21k (x1.2)
Test#3 (Generic, ZIP)
19.58k
19.7k (x1.01)
Test#1 (Memory)
5.61k
7.67k (x1.37)
TOTAL
100.87k
129.06k (x1.28)

Performance/W
i3-1115G4
i7-5820K
Test#1 (Integers)
1148 points/W
353 points/W
Test#2 (FP)
1555 points/W
373 points/W
Test#3 (Generic, ZIP)
699 points/W
141 points/W
Test#1 (Memory)
200 points/W
55 points/W
TOTAL
3602 points/W
922 points/W

Performance/GHz
i3-1115G4
i7-5820K
Test#1 (Integers)
3573 points/GHz
3343 points/GHz
Test#2 (FP)
5262 points/GHz
3119 points/GHz
Test#3 (Generic, ZIP)
2423 points/GHz
1264 points/GHz
Test#1 (Memory)
1956 points/GHz
1033 points/GHz
TOTAL
13214 points/GHz
8759 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