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Core i7-6700 vs i7-1280P


Description
The i7-6700 is based on Skylake architecture while the i7-1280P is based on Alder Lake.

Using the multithread performance as a reference, the i7-6700 gets a score of 243.4 k points while the i7-1280P gets 468.3 k points.

Summarizing, the i7-1280P is 1.9 times faster than the i7-6700 . To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
506e3
906a3
Core
Skylake-S
Alder Lake-P
Architecture
Base frecuency
3.4 GHz
1.3 GHz
Boost frecuency
4 GHz
4.8 GHz
Socket
LGA 1151
BGA 1744
Cores/Threads
4/8
14/20
TDP
65 W
28 W
Cache L1 (d+i)
4x32+4x32 kB
6x32/8x64+6x48/8x32 kB
Cache L2
256 kB
6x1280+6x2048 kB
Cache L3
8192 kB
24576 kB
Date
May 2015
April 2022
Mean monothread perf.
57.76k points
91.45k points
Mean multithread perf.
243.4k points
468.3k 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
i7-6700
i7-1280P
Test#1 (Integers)
24.83k
39.78k (x1.6)
Test#2 (FP)
21.82k
26.06k (x1.19)
Test#3 (Generic, ZIP)
4.98k
12.44k (x2.5)
Test#1 (Memory)
6.14k
13.17k (x2.15)
TOTAL
57.76k
91.45k (x1.58)

Multithread

i7-6700

i7-1280P
Test#1 (Integers)
109.79k
209.96k (x1.91)
Test#2 (FP)
102.39k
170.21k (x1.66)
Test#3 (Generic, ZIP)
24.72k
72.04k (x2.91)
Test#1 (Memory)
6.51k
16.09k (x2.47)
TOTAL
243.4k
468.3k (x1.92)

Performance/W
i7-6700
i7-1280P
Test#1 (Integers)
1689 points/W
7499 points/W
Test#2 (FP)
1575 points/W
6079 points/W
Test#3 (Generic, ZIP)
380 points/W
2573 points/W
Test#1 (Memory)
100 points/W
575 points/W
TOTAL
3745 points/W
16725 points/W

Performance/GHz
i7-6700
i7-1280P
Test#1 (Integers)
6206 points/GHz
8287 points/GHz
Test#2 (FP)
5456 points/GHz
5429 points/GHz
Test#3 (Generic, ZIP)
1244 points/GHz
2592 points/GHz
Test#1 (Memory)
1535 points/GHz
2744 points/GHz
TOTAL
14441 points/GHz
19051 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