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Core i7-10510U vs i7-6900K


Description
The i7-10510U is based on Comet Lake architecture while the i7-6900K is based on Broadwell.

Using the multithread performance as a reference, the i7-10510U gets a score of 190.8 k points while the i7-6900K gets 427.5 k points.

Summarizing, the i7-6900K is 2.2 times faster than the i7-10510U. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
806ec
406f1
Core
Comet Lake-U
Broadwell-E
Architecture
Base frecuency
1.8 GHz
3.2 GHz
Boost frecuency
4.9 GHz
3.7 GHz
Socket
BGA 1528
LGA 2011-3
Cores/Threads
4/8
8/16
TDP
15 W
140 W
Cache L1 (d+i)
4x32+4x32 kB
8x32+8x32 kB
Cache L2
4x256 kB
8x256 kB
Cache L3
8192 kB
20480 kB
Date
August 2019
September 2016
Mean monothread perf.
59.01k points
49.76k points
Mean multithread perf.
190.82k points
427.51k 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
i7-10510U
i7-6900K
Test#1 (Integers)
22.85k
23.11k (x1.01)
Test#2 (FP)
21.15k
17.84k (x0.84)
Test#3 (Generic, ZIP)
4.78k
5.34k (x1.12)
Test#1 (Memory)
10.24k
3.47k (x0.34)
TOTAL
59.01k
49.76k (x0.84)

Multithread

i7-10510U

i7-6900K
Test#1 (Integers)
86.08k
184.19k (x2.14)
Test#2 (FP)
79.78k
181.2k (x2.27)
Test#3 (Generic, ZIP)
18.26k
47.44k (x2.6)
Test#1 (Memory)
6.69k
14.69k (x2.19)
TOTAL
190.82k
427.51k (x2.24)

Performance/W
i7-10510U
i7-6900K
Test#1 (Integers)
5739 points/W
1316 points/W
Test#2 (FP)
5319 points/W
1294 points/W
Test#3 (Generic, ZIP)
1217 points/W
339 points/W
Test#1 (Memory)
446 points/W
105 points/W
TOTAL
12721 points/W
3054 points/W

Performance/GHz
i7-10510U
i7-6900K
Test#1 (Integers)
4664 points/GHz
6247 points/GHz
Test#2 (FP)
4316 points/GHz
4822 points/GHz
Test#3 (Generic, ZIP)
975 points/GHz
1444 points/GHz
Test#1 (Memory)
2089 points/GHz
938 points/GHz
TOTAL
12044 points/GHz
13450 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