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Core i5-7300HQ vs i9-9900K


Description
The i5-7300HQ is based on Kaby Lake architecture while the i9-9900K is based on Coffee Lake.

Using the multithread performance as a reference, the i5-7300HQ gets a score of 168.8 k points while the i9-9900K gets 529.3 k points.

Summarizing, the i9-9900K is 3.1 times faster than the i5-7300HQ. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
906e9
906ed
Core
Kaby Lake-H
Coffee Lake-S
Architecture
Base frecuency
2.5 GHz
3.6 GHz
Boost frecuency
3.5 GHz
5 GHz
Socket
BGA1440
LGA 1151
Cores/Threads
4/4
8/16
TDP
45 W
95 W
Cache L1 (d+i)
4x32+4x32 kB
8x32+8x32 kB
Cache L2
4x256 kB
8x256 kB
Cache L3
6144 kB
16384 kB
Date
January 2017
October 2018
Mean monothread perf.
53.51k points
81.91k points
Mean multithread perf.
168.81k points
529.32k 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
i5-7300HQ
i9-9900K
Test#1 (Integers)
3.41k
5k (x1.46)
Test#2 (FP)
14.14k
20.22k (x1.43)
Test#3 (Generic, ZIP)
4.41k
6.54k (x1.48)
Test#1 (Memory)
8.87k
13.78k (x1.55)
TOTAL
30.83k
45.53k (x1.48)

Multithread

i5-7300HQ

i9-9900K
Test#1 (Integers)
12.75k
36.39k (x2.85)
Test#2 (FP)
52.88k
166.55k (x3.15)
Test#3 (Generic, ZIP)
16.25k
54.92k (x3.38)
Test#1 (Memory)
8.98k
8.96k (x1)
TOTAL
90.85k
266.82k (x2.94)

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
i5-7300HQ
i9-9900K
Test#1 (Integers)
11.71k
18.03k (x1.54)
Test#2 (FP)
16.74k
25.98k (x1.55)
Test#3 (Generic, ZIP)
4.27k
6.86k (x1.6)
Test#1 (Memory)
7.81k
14.5k (x1.86)
TOTAL
40.53k
65.37k (x1.61)

Multithread

i5-7300HQ

i9-9900K
Test#1 (Integers)
44.38k
131.34k (x2.96)
Test#2 (FP)
62.55k
204.76k (x3.27)
Test#3 (Generic, ZIP)
15.6k
55.74k (x3.57)
Test#1 (Memory)
7.85k
8.99k (x1.15)
TOTAL
130.38k
400.83k (x3.07)

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
i5-7300HQ
i9-9900K
Test#1 (Integers)
11.59k
17.98k (x1.55)
Test#2 (FP)
17.89k
27.04k (x1.51)
Test#3 (Generic, ZIP)
4.14k
6.63k (x1.6)
Test#1 (Memory)
7.88k
13.6k (x1.73)
TOTAL
41.5k
65.24k (x1.57)

Multithread

i5-7300HQ

i9-9900K
Test#1 (Integers)
44.42k
130.88k (x2.95)
Test#2 (FP)
67.5k
208.5k (x3.09)
Test#3 (Generic, ZIP)
14.6k
54.12k (x3.71)
Test#1 (Memory)
8.06k
8.91k (x1.1)
TOTAL
134.58k
402.41k (x2.99)

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
i5-7300HQ
i9-9900K
Test#1 (Integers)
21.65k
32.08k (x1.48)
Test#2 (FP)
19.18k
28.17k (x1.47)
Test#3 (Generic, ZIP)
4.38k
6.68k (x1.52)
Test#1 (Memory)
8.3k
14.98k (x1.8)
TOTAL
53.51k
81.91k (x1.53)

Multithread

i5-7300HQ

i9-9900K
Test#1 (Integers)
77.12k
242.98k (x3.15)
Test#2 (FP)
68.68k
220.16k (x3.21)
Test#3 (Generic, ZIP)
15.24k
53.97k (x3.54)
Test#1 (Memory)
7.78k
12.22k (x1.57)
TOTAL
168.81k
529.32k (x3.14)

Performance/W
i5-7300HQ
i9-9900K
Test#1 (Integers)
1714 points/W
2558 points/W
Test#2 (FP)
1526 points/W
2317 points/W
Test#3 (Generic, ZIP)
339 points/W
568 points/W
Test#1 (Memory)
173 points/W
129 points/W
TOTAL
3751 points/W
5572 points/W

Performance/GHz
i5-7300HQ
i9-9900K
Test#1 (Integers)
6186 points/GHz
6417 points/GHz
Test#2 (FP)
5480 points/GHz
5634 points/GHz
Test#3 (Generic, ZIP)
1251 points/GHz
1335 points/GHz
Test#1 (Memory)
2372 points/GHz
2996 points/GHz
TOTAL
15289 points/GHz
16382 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