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Ryzen 7 5700X3D vs Core i7-6700K


Description
The 5700X3D is based on Zen 3 architecture while the i7-6700K is based on Skylake.

Using the multithread performance as a reference, the 5700X3D gets a score of 599.7 k points while the i7-6700K gets 254.6 k points.

Summarizing, the 5700X3D is 2.4 times faster than the i7-6700K . To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
a20f12
506e3
Core
Vermeer
Skylake-S
Architecture
Base frecuency
3 GHz
4 GHz
Boost frecuency
4.1 GHz
4.2 GHz
Socket
AM4
LGA 1151
Cores/Threads
8/16
4/8
TDP
105 W
95 W
Cache L1 (d+i)
8x32+8x32 kB
4x32+4x32 kB
Cache L2
8x512 kB
256 kB
Cache L3
98304 kB
8192 kB
Date
April 2022
May 2015
Mean monothread perf.
77.6k points
63.22k points
Mean multithread perf.
599.67k points
254.56k 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
5700X3D
i7-6700K
Test#1 (Integers)
4.26k
4.07k (x0.95)
Test#2 (FP)
17.48k
16.62k (x0.95)
Test#3 (Generic, ZIP)
10.36k
5.23k (x0.5)
Test#1 (Memory)
24.35k
6.28k (x0.26)
TOTAL
56.46k
32.2k (x0.57)

Multithread

5700X3D

i7-6700K
Test#1 (Integers)
30.78k
16.37k (x0.53)
Test#2 (FP)
150.83k
77.34k (x0.51)
Test#3 (Generic, ZIP)
98.63k
25.65k (x0.26)
Test#1 (Memory)
133.24k
10.21k (x0.08)
TOTAL
413.48k
129.57k (x0.31)

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
5700X3D
i7-6700K
Test#1 (Integers)
15.48k
14.73k (x0.95)
Test#2 (FP)
20.49k
21.27k (x1.04)
Test#3 (Generic, ZIP)
10.63k
5.52k (x0.52)
Test#1 (Memory)
24.78k
6.32k (x0.25)
TOTAL
71.38k
47.84k (x0.67)

Multithread

5700X3D

i7-6700K
Test#1 (Integers)
109.77k
61.09k (x0.56)
Test#2 (FP)
175.93k
99.17k (x0.56)
Test#3 (Generic, ZIP)
103.23k
26.57k (x0.26)
Test#1 (Memory)
138.27k
10.26k (x0.07)
TOTAL
527.2k
197.09k (x0.37)

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
5700X3D
i7-6700K
Test#1 (Integers)
21.08k
25.78k (x1.22)
Test#2 (FP)
23.19k
23.08k (x1)
Test#3 (Generic, ZIP)
10.51k
5.32k (x0.51)
Test#1 (Memory)
22.82k
9.03k (x0.4)
TOTAL
77.6k
63.22k (x0.81)

Multithread

5700X3D

i7-6700K
Test#1 (Integers)
167.11k
112.83k (x0.68)
Test#2 (FP)
218.19k
106.86k (x0.49)
Test#3 (Generic, ZIP)
100.5k
25.76k (x0.26)
Test#1 (Memory)
113.87k
9.12k (x0.08)
TOTAL
599.67k
254.56k (x0.42)

Performance/W
5700X3D
i7-6700K
Test#1 (Integers)
1592 points/W
1188 points/W
Test#2 (FP)
2078 points/W
1125 points/W
Test#3 (Generic, ZIP)
957 points/W
271 points/W
Test#1 (Memory)
1084 points/W
96 points/W
TOTAL
5711 points/W
2680 points/W

Performance/GHz
5700X3D
i7-6700K
Test#1 (Integers)
5140 points/GHz
6139 points/GHz
Test#2 (FP)
5656 points/GHz
5495 points/GHz
Test#3 (Generic, ZIP)
2564 points/GHz
1268 points/GHz
Test#1 (Memory)
5567 points/GHz
2150 points/GHz
TOTAL
18926 points/GHz
15052 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