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Xeon E3-1225 vs Virtual CPU 2,84GHz


Description
The E3-1225 is based on Sandy Bridge architecture while the 2,84GHz is based on -.

Using the multithread performance as a reference, the E3-1225 gets a score of 69 k points while the 2,84GHz gets 79.8 k points.

Summarizing, the 2,84GHz is 1.2 times faster than the E3-1225. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
206a7
f4a
Core
Sandy Bridge
-
Architecture
Sandy Bridge
Base frecuency
3.1 GHz
2.84 GHz
Boost frecuency
3.4 GHz
2.84 GHz
Socket
LGA 1155
-
Cores/Threads
4/4
8/8
TDP
95 W
- W
Cache L1 (d+i)
4x32+4x32 kB
- kB
Cache L2
4x256 kB
- kB
Cache L3
6144 kB
- kB
Date
April 2011
-
Mean monothread perf.
23.94k points
21.22k points
Mean multithread perf.
68.97k points
79.76k 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
E3-1225
2,84GHz
Test#1 (Integers)
9.65k
4.27k (x0.44)
Test#2 (FP)
7.76k
8.93k (x1.15)
Test#3 (Generic, ZIP)
3.95k
2.79k (x0.71)
Test#1 (Memory)
2.57k
5.23k (x2.03)
TOTAL
23.94k
21.22k (x0.89)

Multithread

E3-1225

2,84GHz
Test#1 (Integers)
30.52k
19.35k (x0.63)
Test#2 (FP)
24.1k
40.57k (x1.68)
Test#3 (Generic, ZIP)
12.01k
13.15k (x1.09)
Test#1 (Memory)
2.34k
6.7k (x2.86)
TOTAL
68.97k
79.76k (x1.16)

Performance/W
E3-1225
2,84GHz
Test#1 (Integers)
321 points/W