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Core i7-3930K vs i5-3330


Description
The i7-3930K is based on Sandy Bridge architecture while the i5-3330 is based on Ivy Bridge.

Using the multithread performance as a reference, the i7-3930K gets a score of 155.9 k points while the i5-3330 gets 104.8 k points.

Summarizing, the i7-3930K is 1.5 times faster than the i5-3330 . To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
206d7
306a9
Core
Sandy Bridge-E
Ivy Bridge
Architecture
Base frecuency
3.2 GHz
3 GHz
Boost frecuency
3.8 GHz
3.2 GHz
Socket
LGA 2011
LGA 1155
Cores/Threads
6/12
4/4
TDP
130 W
77 W
Cache L1 (d+i)
32+32 kB
32+32 kB
Cache L2
256 kB
256 kB
Cache L3
12288 kB
6144 kB
Date
November 2011
September 2012
Mean monothread perf.
27.76k points
29.84k points
Mean multithread perf.
155.86k points
104.78k 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
i7-3930K
i5-3330
Test#1 (Integers)
10.08k
10.85k (x1.08)
Test#2 (FP)
9.06k
10.47k (x1.16)
Test#3 (Generic, ZIP)
4.45k
4.21k (x0.95)
Test#1 (Memory)
4.16k
4.31k (x1.03)
TOTAL
27.76k
29.84k (x1.08)

Multithread

i7-3930K

i5-3330
Test#1 (Integers)
62.22k
41.77k (x0.67)
Test#2 (FP)
60.25k
40.2k (x0.67)
Test#3 (Generic, ZIP)
30.42k
16.11k (x0.53)
Test#1 (Memory)
2.97k
6.7k (x2.25)
TOTAL
155.86k
104.78k (x0.67)

Performance/W
i7-3930K
i5-3330
Test#1 (Integers)
479 points/W
542 points/W
Test#2 (FP)
463 points/W
522 points/W
Test#3 (Generic, ZIP)
234 points/W
209 points/W
Test#1 (Memory)
23 points/W
87 points/W
TOTAL
1199 points/W
1361 points/W

Performance/GHz
i7-3930K
i5-3330
Test#1 (Integers)
2653 points/GHz
3390 points/GHz
Test#2 (FP)
2383 points/GHz
3272 points/GHz
Test#3 (Generic, ZIP)
1172 points/GHz
1316 points/GHz
Test#1 (Memory)
1096 points/GHz
1347 points/GHz
TOTAL
7304 points/GHz
9325 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