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Core i5-2400 vs i7-930


Description
The i5-2400 is based on Sandy Bridge architecture while the i7-930 is based on Westmere.

Using the multithread performance as a reference, the i5-2400 gets a score of 58.9 k points while the i7-930 gets 42.1 k points.

Summarizing, the i5-2400 is 1.4 times faster than the i7-930 . To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
206a7
106a5
Core
Sandy Bridge
Bloomfield
Architecture
Base frecuency
3.1 GHz
2.8 GHz
Boost frecuency
3.4 GHz
3.067 GHz
Socket
LGA 1155
LGA 1366
Cores/Threads
4/4
4/8
TDP
95 W
130 W
Cache L1 (d+i)
4x32+x4x32 kB
32+32 kB
Cache L2
4x256 kB
256 kB
Cache L3
6144 kB
8192 kB
Date
January 2011
February 2010
Mean monothread perf.
25.49k points
17.58k points
Mean multithread perf.
84.36k points
69.39k 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
i5-2400
i7-930
Test#1 (Integers)
2.72k
1.94k (x0.71)
Test#2 (FP)
7.6k
4.38k (x0.58)
Test#3 (Generic, ZIP)
3.98k
2.64k (x0.66)
Test#1 (Memory)
4.47k
2.41k (x0.54)
TOTAL
18.78k
11.37k (x0.61)

Multithread

i5-2400

i7-930
Test#1 (Integers)
10.37k
7.3k (x0.7)
Test#2 (FP)
28.84k
19.36k (x0.67)
Test#3 (Generic, ZIP)
15.08k
13.43k (x0.89)
Test#1 (Memory)
4.67k
2.01k (x0.43)
TOTAL
58.95k
42.11k (x0.71)

Performance/W
i5-2400
i7-930
Test#1 (Integers)
109 points/W
56 points/W
Test#2 (FP)
304 points/W
149 points/W
Test#3 (Generic, ZIP)
159 points/W
103 points/W
Test#1 (Memory)
49 points/W
15 points/W
TOTAL
620 points/W
324 points/W

Performance/GHz
i5-2400
i7-930
Test#1 (Integers)
801 points/GHz
633 points/GHz
Test#2 (FP)
2236 points/GHz
1429 points/GHz
Test#3 (Generic, ZIP)
1171 points/GHz
860 points/GHz
Test#1 (Memory)
1316 points/GHz
785 points/GHz
TOTAL
5523 points/GHz
3708 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