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Athlon 3000G vs Core i7-8665U


Description
The 3000G is based on Zen+ architecture while the i7-8665U is based on Whiskey Lake.

Using the multithread performance as a reference, the 3000G gets a score of 95.8 k points while the i7-8665U gets 123.1 k points.

Summarizing, the i7-8665U is 1.3 times faster than the 3000G. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
810f81
806ec
Core
Picasso
Whiskey Lake-U
Architecture
Base frecuency
3.5 GHz
1.9 GHz
Boost frecuency
3.5 GHz
4.8 GHz
Socket
AM4
BGA 1528
Cores/Threads
2/4
4/8
TDP
35 W
15 W
Cache L1 (d+i)
2x64+2x32 kB
4x32+4x32 kB
Cache L2
2x512 kB
4x256 kB
Cache L3
4096 kB
8192 kB
Date
November 2019
April 2019
Mean monothread perf.
43.82k points
41.66k points
Mean multithread perf.
95.84k points
123.09k 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
3000G
i7-8665U
Test#1 (Integers)
13.02k
16.92k (x1.3)
Test#2 (FP)
20.56k
15.41k (x0.75)
Test#3 (Generic, ZIP)
4.81k
3.33k (x0.69)
Test#1 (Memory)
5.43k
6k (x1.1)
TOTAL
43.82k
41.66k (x0.95)

Multithread

3000G

i7-8665U
Test#1 (Integers)
27.29k
53.19k (x1.95)
Test#2 (FP)
49.37k
52.4k (x1.06)
Test#3 (Generic, ZIP)
13.57k
11.67k (x0.86)
Test#1 (Memory)
5.61k
5.83k (x1.04)
TOTAL
95.84k
123.09k (x1.28)

Performance/W
3000G
i7-8665U
Test#1 (Integers)
780 points/W
3546 points/W
Test#2 (FP)
1411 points/W
3493 points/W
Test#3 (Generic, ZIP)
388 points/W
778 points/W
Test#1 (Memory)
160 points/W
389 points/W
TOTAL
2738 points/W
8206 points/W

Performance/GHz
3000G
i7-8665U
Test#1 (Integers)
3719 points/GHz
3525 points/GHz
Test#2 (FP)
5873 points/GHz
3210 points/GHz
Test#3 (Generic, ZIP)
1374 points/GHz
694 points/GHz
Test#1 (Memory)
1553 points/GHz
1251 points/GHz
TOTAL
12519 points/GHz
8680 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