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Core i7-9850H vs i9-7980XE


Description
The i7-9850H is based on Coffee Lake architecture while the i9-7980XE is based on Skylake.

Using the multithread performance as a reference, the i7-9850H gets a score of 289.3 k points while the i9-7980XE gets 1223.8 k points.

Summarizing, the i9-7980XE is 4.2 times faster than the i7-9850H. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
906ed
50654
Core
Coffee Lake-H
Skylake-X
Architecture
Base frecuency
2.6 GHz
2.6 GHz
Boost frecuency
4.6 GHz
4.4 GHz
Socket
BGA 1440
LGA 2066
Cores/Threads
6/12
18/36
TDP
45 W
165 W
Cache L1 (d+i)
6x32+6x32 kB
18x32+18x32 kB
Cache L2
6x256 kB
18x1024 kB
Cache L3
12288 kB
25344 kB
Date
June 2019
May 2017
Mean monothread perf.
49.24k points
76.43k points
Mean multithread perf.
289.3k points
1223.79k 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
i7-9850H
i9-7980XE
Test#1 (Integers)
4.11k
4.89k (x1.19)
Test#2 (FP)
15.19k
19.98k (x1.32)
Test#3 (Generic, ZIP)
5.04k
6.14k (x1.22)
Test#1 (Memory)
11.98k
9.81k (x0.82)
TOTAL
36.32k
40.82k (x1.12)

Multithread

i7-9850H

i9-7980XE
Test#1 (Integers)
22.68k
79.8k (x3.52)
Test#2 (FP)
83.77k
372.72k (x4.45)
Test#3 (Generic, ZIP)
30.37k
121.42k (x4)
Test#1 (Memory)
8.55k
26.48k (x3.1)
TOTAL
145.37k
600.43k (x4.13)

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
i7-9850H
i9-7980XE
Test#1 (Integers)
19.83k
31.16k (x1.57)
Test#2 (FP)
16.52k
28.13k (x1.7)
Test#3 (Generic, ZIP)
3.87k
6.65k (x1.72)
Test#1 (Memory)
9.02k
10.5k (x1.16)
TOTAL
49.24k
76.43k (x1.55)

Multithread

i7-9850H

i9-7980XE
Test#1 (Integers)
130.19k
560.19k (x4.3)
Test#2 (FP)
121.44k
516.97k (x4.26)
Test#3 (Generic, ZIP)
28.05k
123.94k (x4.42)
Test#1 (Memory)
9.62k
22.69k (x2.36)
TOTAL
289.3k
1223.79k (x4.23)

Performance/W
i7-9850H
i9-7980XE
Test#1 (Integers)
2893 points/W
3395 points/W
Test#2 (FP)
2699 points/W
3133 points/W
Test#3 (Generic, ZIP)
623 points/W
751 points/W
Test#1 (Memory)
214 points/W
137 points/W
TOTAL
6429 points/W
7417 points/W

Performance/GHz
i7-9850H
i9-7980XE
Test#1 (Integers)
4311 points/GHz
7081 points/GHz
Test#2 (FP)
3591 points/GHz
6392 points/GHz
Test#3 (Generic, ZIP)
841 points/GHz
1512 points/GHz
Test#1 (Memory)
1961 points/GHz
2386 points/GHz
TOTAL
10703 points/GHz
17371 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