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Core i7-5500U vs i7-2600


Description
The i7-5500U is based on Broadwell architecture while the i7-2600 is based on Sandy Bridge.

Using the multithread performance as a reference, the i7-5500U gets a score of 67.1 k points while the i7-2600 gets 93.7 k points.

Summarizing, the i7-2600 is 1.4 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
206a7
Core
Broadwell-U
Sandy Bridge
Architecture
Base frecuency
2.4 GHz
3.4 GHz
Boost frecuency
3 GHz
3.8 GHz
Socket
BGA 1168
LGA 1155
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
June 2011
Mean monothread perf.
40.41k points
28.68k points
Mean multithread perf.
82.89k points
93.69k points

AVX optimized benchmark
The benchmark in mode II (AVX) is optimized to used 256 bits registers beside the first version of the Advanced Vector Extensions (AVX). The first AVX compatible CPU was released in 2011.
Monothread
i7-5500U
i7-2600
Test#1 (Integers)
10.37k
10.03k (x0.97)
Test#2 (FP)
14.25k
8.91k (x0.62)
Test#3 (Generic, ZIP)
4.07k
4.34k (x1.06)
Test#1 (Memory)
3.12k
5.41k (x1.74)
TOTAL
31.81k
28.68k (x0.9)

Multithread

i7-5500U

i7-2600
Test#1 (Integers)
20.93k
37.69k (x1.8)
Test#2 (FP)
33.87k
34.22k (x1.01)
Test#3 (Generic, ZIP)
8.98k
17.65k (x1.96)
Test#1 (Memory)
3.35k
4.13k (x1.23)
TOTAL
67.13k
93.69k (x1.4)

Performance/W
i7-5500U
i7-2600
Test#1 (Integers)
1395 points/W
397 points/W
Test#2 (FP)
2258 points/W
360 points/W
Test#3 (Generic, ZIP)
599 points/W
186 points/W
Test#1 (Memory)
223 points/W
43 points/W
TOTAL
4476 points/W
986 points/W

Performance/GHz
i7-5500U
i7-2600
Test#1 (Integers)
3456 points/GHz
2639 points/GHz
Test#2 (FP)
4751 points/GHz
2343 points/GHz
Test#3 (Generic, ZIP)
1358 points/GHz
1141 points/GHz
Test#1 (Memory)
1039 points/GHz
1425 points/GHz
TOTAL
10604 points/GHz
7549 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