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Core i7-6500U vs Ryzen 7 1800X


Description
The i7-6500U is based on Skylake architecture while the 1800X is based on Zen.

Using the multithread performance as a reference, the i7-6500U gets a score of 97.5 k points while the 1800X gets 410.5 k points.

Summarizing, the 1800X is 4.2 times faster than the i7-6500U. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
406e3
800f11
Core
Skylake-U
Summit Ridge
Architecture
Base frecuency
2.5 GHz
3.6 GHz
Boost frecuency
3.1 GHz
4 GHz
Socket
BGA1356
AM4
Cores/Threads
2/4
8/16
TDP
15 W
95 W
Cache L1 (d+i)
2x32+2x32 kB
8x64+8x32 kB
Cache L2
4096 kB
8x512 kB
Cache L3
kB
2x8192 kB
Date
September 2015
March 2017
Mean monothread perf.
46.25k points
61.07k points
Mean multithread perf.
97.52k points
410.47k 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
i7-6500U
1800X
Test#1 (Integers)
2.98k
4.14k (x1.39)
Test#2 (FP)
12.19k
19.07k (x1.56)
Test#3 (Generic, ZIP)
3.91k
5.77k (x1.47)
Test#1 (Memory)
5.3k
18.28k (x3.45)
TOTAL
24.37k
47.26k (x1.94)

Multithread

i7-6500U

1800X
Test#1 (Integers)
6.1k
34.48k (x5.66)
Test#2 (FP)
28.73k
169.65k (x5.91)
Test#3 (Generic, ZIP)
9.56k
63.68k (x6.66)
Test#1 (Memory)
6.71k
8.2k (x1.22)
TOTAL
51.09k
276.01k (x5.4)

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
i7-6500U
1800X
Test#1 (Integers)
11.09k
15.11k (x1.36)
Test#2 (FP)
17.1k
23.46k (x1.37)
Test#3 (Generic, ZIP)
4.12k
5.64k (x1.37)
Test#1 (Memory)
5.58k
17.52k (x3.14)
TOTAL
37.9k
61.72k (x1.63)

Multithread

i7-6500U

1800X
Test#1 (Integers)
23.3k
119.5k (x5.13)
Test#2 (FP)
38.52k
198.79k (x5.16)
Test#3 (Generic, ZIP)
9.95k
59.75k (x6)
Test#1 (Memory)
6.95k
11.58k (x1.67)
TOTAL
78.72k
389.62k (x4.95)

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
i7-6500U
1800X
Test#1 (Integers)
19.47k
15.02k (x0.77)
Test#2 (FP)
17.58k
24.26k (x1.38)
Test#3 (Generic, ZIP)
4.05k
5.53k (x1.37)
Test#1 (Memory)
5.15k
16.26k (x3.16)
TOTAL
46.25k
61.07k (x1.32)

Multithread

i7-6500U

1800X
Test#1 (Integers)
42.05k
122.92k (x2.92)
Test#2 (FP)
40.2k
220.32k (x5.48)
Test#3 (Generic, ZIP)
9.4k
59.78k (x6.36)
Test#1 (Memory)
5.86k
7.44k (x1.27)
TOTAL
97.52k
410.47k (x4.21)

Performance/W
i7-6500U
1800X
Test#1 (Integers)
2803 points/W
1294 points/W
Test#2 (FP)
2680 points/W
2319 points/W
Test#3 (Generic, ZIP)
626 points/W
629 points/W
Test#1 (Memory)
391 points/W
78 points/W
TOTAL
6501 points/W
4321 points/W

Performance/GHz
i7-6500U
1800X
Test#1 (Integers)
6279 points/GHz
3756 points/GHz
Test#2 (FP)
5672 points/GHz
6065 points/GHz
Test#3 (Generic, ZIP)
1305 points/GHz
1382 points/GHz
Test#1 (Memory)
1662 points/GHz
4065 points/GHz
TOTAL
14918 points/GHz
15267 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