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Core i7-5500U vs i7-860


Description
The i7-5500U is based on Broadwell architecture while the i7-860 is based on Nehalem.

Using the multithread performance as a reference, the i7-5500U gets a score of 63.7 k points while the i7-860 gets 75.4 k points.

Summarizing, the i7-860 is 1.2 times faster than the i7-5500U . To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
306d4
106e5
Core
Broadwell-U
Lynnfield
Architecture
Base frecuency
2.4 GHz
2.8 GHz
Boost frecuency
3 GHz
3.467 GHz
Socket
BGA 1168
LGA 1156
Cores/Threads
2 /4
4/8
TDP
15 W
95 W
Cache L1 (d+i)
2x32+2x32 kB
4x32+4x32 kB
Cache L2
256 kB
4x256 kB
Cache L3
4096 kB
8192 kB
Date
March 2015
September 2009
Mean monothread perf.
40.41k points
19.19k points
Mean multithread perf.
82.89k points
75.43k 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
i7-5500U
i7-860
Test#1 (Integers)
3.31k
2.15k (x0.65)
Test#2 (FP)
11.61k
4.87k (x0.42)
Test#3 (Generic, ZIP)
3.94k
2.82k (x0.72)
Test#1 (Memory)
3.24k
3.13k (x0.96)
TOTAL
22.1k
12.97k (x0.59)

Multithread

i7-5500U

i7-860
Test#1 (Integers)
5.97k
8.24k (x1.38)
Test#2 (FP)
25.54k
21.63k (x0.85)
Test#3 (Generic, ZIP)
8.8k
14.65k (x1.66)
Test#1 (Memory)
3.36k
5.02k (x1.5)
TOTAL
43.67k
49.54k (x1.13)

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
i7-5500U
i7-860
Test#1 (Integers)
10.59k
7.87k (x0.74)
Test#2 (FP)
13.72k
5.25k (x0.38)
Test#3 (Generic, ZIP)
4.22k
2.94k (x0.7)
Test#1 (Memory)
3.64k
3.13k (x0.86)
TOTAL
32.16k
19.19k (x0.6)

Multithread

i7-5500U

i7-860
Test#1 (Integers)
20.8k
31.5k (x1.51)
Test#2 (FP)
30.44k
23.47k (x0.77)
Test#3 (Generic, ZIP)
9.1k
15.47k (x1.7)
Test#1 (Memory)
3.35k
4.98k (x1.48)
TOTAL
63.69k
75.43k (x1.18)

Performance/W
i7-5500U
i7-860
Test#1 (Integers)
1387 points/W
332 points/W
Test#2 (FP)
2029 points/W
247 points/W
Test#3 (Generic, ZIP)
607 points/W
163 points/W
Test#1 (Memory)
223 points/W
52 points/W
TOTAL
4246 points/W
794 points/W

Performance/GHz
i7-5500U
i7-860
Test#1 (Integers)
3529 points/GHz
2271 points/GHz
Test#2 (FP)
4572 points/GHz
1514 points/GHz
Test#3 (Generic, ZIP)
1408 points/GHz
847 points/GHz
Test#1 (Memory)
1213 points/GHz
902 points/GHz
TOTAL
10721 points/GHz
5534 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