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Ryzen 7 5800X3D vs Core i7-7660U


Description
The 5800X3D is based on Zen 3 architecture while the i7-7660U is based on Kaby Lake.

Using the multithread performance as a reference, the 5800X3D gets a score of 631.1 k points while the i7-7660U gets 132.8 k points.

Summarizing, the 5800X3D is 4.8 times faster than the i7-7660U. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
a20f12
806e9
Core
Vermeer
Kaby Lake-U
Architecture
Base frecuency
3.4 GHz
2.5 GHz
Boost frecuency
4.5 GHz
4 GHz
Socket
AM4
BGA 1356
Cores/Threads
8/16
2/4
TDP
105 W
15 W
Cache L1 (d+i)
8x32+8x32 kB
2x32+2x32 kB
Cache L2
8x512 kB
2x256 kB
Cache L3
98304 kB
4096 kB
Date
April 2022
January 2017
Mean monothread perf.
83.1k points
57.46k points
Mean multithread perf.
631.14k points
132.81k 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
5800X3D
i7-7660U
Test#1 (Integers)
22.59k
22.46k (x0.99)
Test#2 (FP)
24.32k
19.29k (x0.79)
Test#3 (Generic, ZIP)
11.32k
4.77k (x0.42)
Test#1 (Memory)
24.86k
10.94k (x0.44)
TOTAL
83.1k
57.46k (x0.69)

Multithread

5800X3D

i7-7660U
Test#1 (Integers)
181.41k
56.67k (x0.31)
Test#2 (FP)
236.12k
46.95k (x0.2)
Test#3 (Generic, ZIP)
105.13k
12.36k (x0.12)
Test#1 (Memory)
108.48k
16.84k (x0.16)
TOTAL
631.14k
132.81k (x0.21)

Performance/W
5800X3D
i7-7660U
Test#1 (Integers)
1728 points/W
3778 points/W
Test#2 (FP)
2249 points/W
3130 points/W
Test#3 (Generic, ZIP)
1001 points/W
824 points/W
Test#1 (Memory)
1033 points/W
1122 points/W
TOTAL
6011 points/W
8854 points/W

Performance/GHz
5800X3D
i7-7660U
Test#1 (Integers)
5020 points/GHz
5614 points/GHz
Test#2 (FP)
5405 points/GHz
4823 points/GHz
Test#3 (Generic, ZIP)
2517 points/GHz
1193 points/GHz
Test#1 (Memory)
5525 points/GHz
2735 points/GHz
TOTAL
18467 points/GHz
14365 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