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Core i3-7100 vs i7-860


Description
The i3-7100 is based on Kaby Lake architecture while the i7-860 is based on Nehalem.

Using the multithread performance as a reference, the i3-7100 gets a score of 94.6 k points while the i7-860 gets 70.7 k points.

Summarizing, the i3-7100 is 1.3 times faster than the i7-860 . To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
906e9
106e5
Core
Kaby Lake-S
Lynnfield
Architecture
Base frecuency
3.9 GHz
2.8 GHz
Boost frecuency
3.9 GHz
3.467 GHz
Socket
LGA 1151
LGA 1156
Cores/Threads
2/4
4/8
TDP
51 W
95 W
Cache L1 (d+i)
2x32+2x32 kB
4x32+4x32 kB
Cache L2
2x256 kB
4x256 kB
Cache L3
3072 kB
8192 kB
Date
January 2017
September 2009
Mean monothread perf.
57.86k points
19.07k points
Mean multithread perf.
124.8k points
70.68k 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
i3-7100
i7-860
Test#1 (Integers)
4.01k
2.15k (x0.54)
Test#2 (FP)
16.38k
4.87k (x0.3)
Test#3 (Generic, ZIP)
5.31k
2.82k (x0.53)
Test#1 (Memory)
3.98k
3.13k (x0.78)
TOTAL
29.69k
12.97k (x0.44)

Multithread

i3-7100

i7-860
Test#1 (Integers)
8.1k
8.24k (x1.02)
Test#2 (FP)
38.7k
21.63k (x0.56)
Test#3 (Generic, ZIP)
12.69k
14.65k (x1.15)
Test#1 (Memory)
3.76k
5.02k (x1.34)
TOTAL
63.24k
49.54k (x0.78)

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
i3-7100
i7-860
Test#1 (Integers)
14.04k
7.83k (x0.56)
Test#2 (FP)
20.55k
5.23k (x0.25)
Test#3 (Generic, ZIP)
5.41k
2.91k (x0.54)
Test#1 (Memory)
3.99k
3.09k (x0.77)
TOTAL
43.99k
19.07k (x0.43)

Multithread

i3-7100

i7-860
Test#1 (Integers)
30.09k
29.29k (x0.97)
Test#2 (FP)
47.84k
22.75k (x0.48)
Test#3 (Generic, ZIP)
13.13k
14.04k (x1.07)
Test#1 (Memory)
3.52k
4.6k (x1.31)
TOTAL
94.59k
70.68k (x0.75)

Performance/W
i3-7100
i7-860
Test#1 (Integers)
590 points/W
308 points/W
Test#2 (FP)
938 points/W
240 points/W
Test#3 (Generic, ZIP)
258 points/W
148 points/W
Test#1 (Memory)
69 points/W
48 points/W
TOTAL
1855 points/W
744 points/W

Performance/GHz
i3-7100
i7-860
Test#1 (Integers)
3601 points/GHz
2259 points/GHz
Test#2 (FP)
5268 points/GHz
1509 points/GHz
Test#3 (Generic, ZIP)
1386 points/GHz
839 points/GHz
Test#1 (Memory)
1024 points/GHz
892 points/GHz
TOTAL
11279 points/GHz
5500 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