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Core i7-12700 vs i9-9900KF


Description
The i7-12700 is based on Alder Lake architecture while the i9-9900KF is based on Coffee Lake.

Using the multithread performance as a reference, the i7-12700 gets a score of 698.3 k points while the i9-9900KF gets 592.9 k points.

Summarizing, the i7-12700 is 1.2 times faster than the i9-9900KF. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
90672
906ed
Core
Alder Lake-S
Coffee Lake-S
Architecture
Base frecuency
3.3 GHz
3.6 GHz
Boost frecuency
4.9 GHz
5 GHz
Socket
LGA 1700
LGA 1151
Cores/Threads
12/20
8/16
TDP
65 W
95 W
Cache L1 (d+i)
8x32/4x64+8x48/4x32 kB
8x32+8x32 kB
Cache L2
8x1280+4x2048 kB
8x256 kB
Cache L3
25600 kB
16386 kB
Date
November 2021
January 2019
Mean monothread perf.
104.01k points
84.54k points
Mean multithread perf.
698.34k points
592.86k points

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
i7-12700
i9-9900KF
Test#1 (Integers)
48.39k
33.03k (x0.68)
Test#2 (FP)
26.92k
29.52k (x1.1)
Test#3 (Generic, ZIP)
13.37k
6.55k (x0.49)
Test#1 (Memory)
15.34k
15.45k (x1.01)
TOTAL
104.01k
84.54k (x0.81)

Multithread

i7-12700

i9-9900KF
Test#1 (Integers)
415.67k
276.22k (x0.66)
Test#2 (FP)
158.57k
250.61k (x1.58)
Test#3 (Generic, ZIP)
109.37k
57.2k (x0.52)
Test#1 (Memory)
14.72k
8.84k (x0.6)
TOTAL
698.34k
592.86k (x0.85)

Performance/W
i7-12700
i9-9900KF
Test#1 (Integers)
6395 points/W
2908 points/W
Test#2 (FP)
2440 points/W
2638 points/W
Test#3 (Generic, ZIP)
1683 points/W
602 points/W
Test#1 (Memory)
226 points/W
93 points/W
TOTAL
10744 points/W
6241 points/W

Performance/GHz
i7-12700
i9-9900KF
Test#1 (Integers)
9876 points/GHz
6605 points/GHz
Test#2 (FP)
5493 points/GHz
5904 points/GHz
Test#3 (Generic, ZIP)
2728 points/GHz
1309 points/GHz
Test#1 (Memory)
3131 points/GHz
3090 points/GHz
TOTAL
21227 points/GHz
16909 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