Xeon E5645 vs Core i3-3217U | Hardlimit Benchmark Central

Xeon E5645 vs Core i3-3217U

Both Xeon E5645 and Core i3-3217U monothread performance are pretty similar although their multithread performance are quite different. These two models were released just two years apart which could explain their performance similarity in monothread performance.

Comparison

Specs

Xeon E5645

Core i3-3217U

Base frequency
2400 MHz
1800 MHz
Boost frequency
2800 MHz
1800 MHz
Half load boost frequency
2553 MHz
-
Socket
LGA 1366
BGA1023
Cores
6
2
TDP
80 W
17 W
L1 cache
64 kb
32+32 kb
L2 cache
256 kb
256 kb
L3 cache
12288 kb
3072 kb
Proccess
0,032 um
0,022 um
Core
Westmere-EP
Ivy Bridge
Release date
3/2010
6/2012

Monothread performance

Mode 0 [FPU]
11450
11604 [+1.34%]
Mode II [AVX]
N/A
16624 [+100%]
Mode I [SSE3]
17019
15629 [-8.89%]

Multithread performance

Mode 0 [FPU]
53541
24884 [-115.16%]
Mode II [AVX]
N/A
37599 [+100%]
Mode I [SSE3]
81600
34683 [-135.27%]

Stats

Perf per MHz Mode 0
4.09
6.45 [+57.7%]
Perf per MHz Mode II
N/A
9.24
Perf per watt Mode 0
669.26
1463.76 [+118.71%]
Perf per watt Mode II
N/A
2211.71

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