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Core i7-860 vs i5-8265U


Description
The i7-860 is based on Nehalem architecture while the i5-8265U is based on Whiskey Lake.

Using the multithread performance as a reference, the i7-860 gets a score of 75.4 k points while the i5-8265U gets 149.2 k points.

Summarizing, the i5-8265U is 2 times faster than the i7-860 . To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
106e5
806ec
Core
Lynnfield
Whiskey Lake-U
Architecture
Base frecuency
2.8 GHz
1.6 GHz
Boost frecuency
3.467 GHz
3.9 GHz
Socket
LGA 1156
BGA1528
Cores/Threads
4/8
4/8
TDP
95 W
15 W
Cache L1 (d+i)
4x32+4x32 kB
4x32+4x32 kB
Cache L2
4x256 kB
4x256 kB
Cache L3
8192 kB
6144 kB
Date
September 2009
August 2018
Mean monothread perf.
19.19k points
46.67k points
Mean multithread perf.
75.43k points
143.23k 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
i7-860
i5-8265U
Test#1 (Integers)
2.15k
3.68k (x1.71)
Test#2 (FP)
4.87k
16.08k (x3.3)
Test#3 (Generic, ZIP)
2.82k
4.99k (x1.77)
Test#1 (Memory)
3.13k
7.95k (x2.54)
TOTAL
12.97k
32.69k (x2.52)

Multithread

i7-860

i5-8265U
Test#1 (Integers)
8.24k
14.29k (x1.73)
Test#2 (FP)
21.63k
61.15k (x2.83)
Test#3 (Generic, ZIP)
14.65k
16.53k (x1.13)
Test#1 (Memory)
5.02k
3.72k (x0.74)
TOTAL
49.54k
95.69k (x1.93)

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
i7-860
i5-8265U
Test#1 (Integers)
7.87k
13.6k (x1.73)
Test#2 (FP)
5.25k
20.03k (x3.81)
Test#3 (Generic, ZIP)
2.94k
5.19k (x1.77)
Test#1 (Memory)
3.13k
7.05k (x2.26)
TOTAL
19.19k
45.87k (x2.39)

Multithread

i7-860

i5-8265U
Test#1 (Integers)
31.5k
51.42k (x1.63)
Test#2 (FP)
23.47k
77.48k (x3.3)
Test#3 (Generic, ZIP)
15.47k
16.65k (x1.08)
Test#1 (Memory)
4.98k
3.69k (x0.74)
TOTAL
75.43k
149.24k (x1.98)

Performance/W
i7-860
i5-8265U
Test#1 (Integers)
332 points/W
3428 points/W
Test#2 (FP)
247 points/W
5165 points/W
Test#3 (Generic, ZIP)
163 points/W
1110 points/W
Test#1 (Memory)
52 points/W
246 points/W
TOTAL
794 points/W
9949 points/W

Performance/GHz
i7-860
i5-8265U
Test#1 (Integers)
2271 points/GHz
3487 points/GHz
Test#2 (FP)
1514 points/GHz
5135 points/GHz
Test#3 (Generic, ZIP)
847 points/GHz
1332 points/GHz
Test#1 (Memory)
902 points/GHz
1808 points/GHz
TOTAL
5534 points/GHz
11762 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