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Core i7-10870H vs i9-10980XE


Description
The i7-10870H is based on Comet Lake architecture while the i9-10980XE is based on Cascade Lake.

Using the multithread performance as a reference, the i7-10870H gets a score of 487 k points while the i9-10980XE gets 1241.1 k points.

Summarizing, the i9-10980XE is 2.5 times faster than the i7-10870H. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
a0652
50657
Core
Comet Lake-H
Cascade Lake-X
Architecture
Base frecuency
2.2 GHz
3 GHz
Boost frecuency
5 GHz
4.8 GHz
Socket
FC-BGA 1440
LGA 2066
Cores/Threads
8/16
18/36
TDP
45 W
165 W
Cache L1 (d+i)
8x32+8x32 kB
18x32+18x32 kB
Cache L2
8x256 kB
18x1024 kB
Cache L3
16384 kB
25344 kB
Date
September 2020
November 2019
Mean monothread perf.
79.2k points
68.33k points
Mean multithread perf.
487.05k points
1241.12k 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
i7-10870H
i9-10980XE
Test#1 (Integers)
4.77k
4.52k (x0.95)
Test#2 (FP)
19.81k
17.94k (x0.91)
Test#3 (Generic, ZIP)
6.29k
5.5k (x0.87)
Test#1 (Memory)
14.03k
9.64k (x0.69)
TOTAL
44.9k
37.6k (x0.84)

Multithread

i7-10870H

i9-10980XE
Test#1 (Integers)
31.21k
84.93k (x2.72)
Test#2 (FP)
151.01k
409.55k (x2.71)
Test#3 (Generic, ZIP)
50.13k
122.88k (x2.45)
Test#1 (Memory)
8.37k
22.12k (x2.64)
TOTAL
240.71k
639.48k (x2.66)

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
i7-10870H
i9-10980XE
Test#1 (Integers)
17.17k
16.03k (x0.93)
Test#2 (FP)
25.26k
23.95k (x0.95)
Test#3 (Generic, ZIP)
6.7k
6.03k (x0.9)
Test#1 (Memory)
13.81k
9.37k (x0.68)
TOTAL
62.95k
55.38k (x0.88)

Multithread

i7-10870H

i9-10980XE
Test#1 (Integers)
116.68k
316.11k (x2.71)
Test#2 (FP)
187.28k
503.75k (x2.69)
Test#3 (Generic, ZIP)
51.52k
131.82k (x2.56)
Test#1 (Memory)
8.39k
22.24k (x2.65)
TOTAL
363.87k
973.92k (x2.68)

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
i7-10870H
i9-10980XE
Test#1 (Integers)
16.14k
16.4k (x1.02)
Test#2 (FP)
24.74k
20.97k (x0.85)
Test#3 (Generic, ZIP)
5.98k
5.82k (x0.97)
Test#1 (Memory)
12.7k
8.86k (x0.7)
TOTAL
59.55k
52.05k (x0.87)

Multithread

i7-10870H

i9-10980XE
Test#1 (Integers)
117.03k
316.84k (x2.71)
Test#2 (FP)
199.88k
461.09k (x2.31)
Test#3 (Generic, ZIP)
50.64k
129.82k (x2.56)
Test#1 (Memory)
8.23k
22.09k (x2.68)
TOTAL
375.77k
929.85k (x2.47)

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
i7-10870H
i9-10980XE
Test#1 (Integers)
30.38k
29.53k (x0.97)
Test#2 (FP)
27.95k
22.59k (x0.81)
Test#3 (Generic, ZIP)
6.51k
5.99k (x0.92)
Test#1 (Memory)
14.37k
10.22k (x0.71)
TOTAL
79.2k
68.33k (x0.86)

Multithread

i7-10870H

i9-10980XE
Test#1 (Integers)
216.18k
587.06k (x2.72)
Test#2 (FP)
210.82k
496.41k (x2.35)
Test#3 (Generic, ZIP)
51.57k
134.66k (x2.61)
Test#1 (Memory)
8.47k
22.99k (x2.72)
TOTAL
487.05k
1241.12k (x2.55)

Performance/W
i7-10870H
i9-10980XE
Test#1 (Integers)
4804 points/W
3558 points/W
Test#2 (FP)
4685 points/W
3009 points/W
Test#3 (Generic, ZIP)
1146 points/W
816 points/W
Test#1 (Memory)
188 points/W
139 points/W
TOTAL
10823 points/W
7522 points/W

Performance/GHz
i7-10870H
i9-10980XE
Test#1 (Integers)
6075 points/GHz
6153 points/GHz
Test#2 (FP)
5589 points/GHz
4707 points/GHz
Test#3 (Generic, ZIP)
1302 points/GHz
1248 points/GHz
Test#1 (Memory)
2873 points/GHz
2129 points/GHz
TOTAL
15840 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