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Core i7-3770K vs i7-7500U


Description
The i7-3770K is based on Ivy Bridge architecture while the i7-7500U is based on Kaby Lake.

Using the multithread performance as a reference, the i7-3770K gets a score of 133.9 k points while the i7-7500U gets 88.9 k points.

Summarizing, the i7-3770K is 1.5 times faster than the i7-7500U. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
306a9
806e9
Core
Ivy Bridge
Kaby Lake-U
Architecture
Base frecuency
3.5 GHz
2.7 GHz
Boost frecuency
3.9 GHz
3.5 GHz
Socket
LGA 1155
BGA1356
Cores/Threads
4/8
2/4
TDP
77 W
15 W
Cache L1 (d+i)
4x62+4x32 kB
2x32+2x32 kB
Cache L2
4x256 kB
2x256 kB
Cache L3
8192 kB
4096 kB
Date
April 2012
August 2016
Mean monothread perf.
36.19k points
48.67k points
Mean multithread perf.
133.88k points
86.94k 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
i7-3770K
i7-7500U
Test#1 (Integers)
3.86k
3.53k (x0.91)
Test#2 (FP)
10.79k
14.67k (x1.36)
Test#3 (Generic, ZIP)
4.9k
4.84k (x0.99)
Test#1 (Memory)
5.51k
6.26k (x1.14)
TOTAL
25.06k
29.29k (x1.17)

Multithread

i7-3770K

i7-7500U
Test#1 (Integers)
17.17k
7.26k (x0.42)
Test#2 (FP)
46.25k
35.04k (x0.76)
Test#3 (Generic, ZIP)
23.67k
11.28k (x0.48)
Test#1 (Memory)
10.36k
5.69k (x0.55)
TOTAL
97.44k
59.27k (x0.61)

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
i7-3770K
i7-7500U
Test#1 (Integers)
12.99k
12.71k (x0.98)
Test#2 (FP)
12.42k
18.61k (x1.5)
Test#3 (Generic, ZIP)
5.04k
4.78k (x0.95)
Test#1 (Memory)
5.73k
6.63k (x1.16)
TOTAL
36.19k
42.72k (x1.18)

Multithread

i7-3770K

i7-7500U
Test#1 (Integers)
50.36k
27.27k (x0.54)
Test#2 (FP)
55.16k
44.7k (x0.81)
Test#3 (Generic, ZIP)
23.31k
11.33k (x0.49)
Test#1 (Memory)
5.05k
5.55k (x1.1)
TOTAL
133.88k
88.86k (x0.66)

Performance/W
i7-3770K
i7-7500U
Test#1 (Integers)
654 points/W
1818 points/W
Test#2 (FP)
716 points/W
2980 points/W
Test#3 (Generic, ZIP)
303 points/W
755 points/W
Test#1 (Memory)
66 points/W
370 points/W
TOTAL
1739 points/W
5924 points/W

Performance/GHz
i7-3770K
i7-7500U
Test#1 (Integers)
3331 points/GHz
3631 points/GHz
Test#2 (FP)
3186 points/GHz
5316 points/GHz
Test#3 (Generic, ZIP)
1292 points/GHz
1365 points/GHz
Test#1 (Memory)
1470 points/GHz
1895 points/GHz
TOTAL
9280 points/GHz
12207 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