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Core i5-4570 vs i7-950


Description
The i5-4570 is based on Haswell architecture while the i7-950 is based on Westmere.

Using the multithread performance as a reference, the i5-4570 gets a score of 120.7 k points while the i7-950 gets 76.3 k points.

Summarizing, the i5-4570 is 1.6 times faster than the i7-950 . To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
306c3
106a5
Core
Haswell
Bloomfield
Architecture
Base frecuency
3.2 GHz
3.066 GHz
Boost frecuency
3.6 GHz
3.333 GHz
Socket
LGA 1150
LGA 1366
Cores/Threads
4/4
4/4
TDP
84 W
130 W
Cache L1 (d+i)
32+32 kB
4x32+4x32 kB
Cache L2
256 kB
256 kB
Cache L3
6144 kB
8192 kB
Date
September 2013
June 2009
Mean monothread perf.
43.56k points
19.46k points
Mean multithread perf.
161.61k points
76.29k points

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
i5-4570
i7-950
Test#1 (Integers)
12.82k
8.01k (x0.62)
Test#2 (FP)
11.4k
5.38k (x0.47)
Test#3 (Generic, ZIP)
5.03k
3.11k (x0.62)
Test#1 (Memory)
4.27k
2.96k (x0.69)
TOTAL
33.53k
19.46k (x0.58)

Multithread

i5-4570

i7-950
Test#1 (Integers)
50.8k
31.53k (x0.62)
Test#2 (FP)
45.22k
24.16k (x0.53)
Test#3 (Generic, ZIP)
19.84k
15.84k (x0.8)
Test#1 (Memory)
4.85k
4.75k (x0.98)
TOTAL
120.71k
76.29k (x0.63)

Performance/W
i5-4570
i7-950
Test#1 (Integers)
605 points/W
243 points/W
Test#2 (FP)
538 points/W
186 points/W
Test#3 (Generic, ZIP)
236 points/W
122 points/W
Test#1 (Memory)
58 points/W
37 points/W
TOTAL
1437 points/W
587 points/W

Performance/GHz
i5-4570
i7-950
Test#1 (Integers)
3562 points/GHz
2403 points/GHz
Test#2 (FP)
3166 points/GHz
1614 points/GHz
Test#3 (Generic, ZIP)
1398 points/GHz
934 points/GHz
Test#1 (Memory)
1186 points/GHz
888 points/GHz
TOTAL
9313 points/GHz
5839 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