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Core 2 Duo E6320 vs Xeon E5-2651 v2


Description
The E6320 is based on Core architecture while the E5-2651 v2 is based on Ivy Bridge.

Using the multithread performance as a reference, the E6320 gets a score of 13.2 k points while the E5-2651 v2 gets 415 k points.

Summarizing, the E5-2651 v2 is 31.4 times faster than the E6320 . To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
6f6
306e4
Core
Conroe
Ivy Bridge-EP
Architecture
Base frecuency
1.86 GHz
1.8 GHz
Boost frecuency
1.86 GHz
2.2 GHz
Socket
LGA 775
LGA 2011
Cores/Threads
2/2
12/24
TDP
65 W
W
Cache L1 (d+i)
2x32+2x32 kB
12x32+12x32 kB
Cache L2
4096 kB
12x256 kB
Cache L3
0 kB
30720 kB
Date
April 2007
October 2013
Mean monothread perf.
8.24k points
17.75k points
Mean multithread perf.
13.19k points
426.18k 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
E6320
E5-2651 v2
Test#1 (Integers)
2.16k
6.75k (x3.13)
Test#2 (FP)
1.94k
6.05k (x3.13)
Test#3 (Generic, ZIP)
1.94k
2.61k (x1.34)
Test#1 (Memory)
2.2k
2.26k (x1.03)
TOTAL
8.24k
17.68k (x2.14)

Multithread

E6320

E5-2651 v2
Test#1 (Integers)
4.28k
168.18k (x39.32)
Test#2 (FP)
3.82k
159.6k (x41.76)
Test#3 (Generic, ZIP)
3.84k
77.04k (x20.05)
Test#1 (Memory)
1.25k
10.19k (x8.13)
TOTAL
13.19k
415.01k (x31.45)

Performance/W
E6320
E5-2651 v2
Test#1 (Integers)
66 points/W