Intel Xeon L5520 

Released March, 2009
  • 2.26 GHz
  • Quad core

Benchmarks Real world tests of the Intel Xeon L5520

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon L5520
6,798
Xeon L5640
16,852
Xeon E5520
12,384

GeekBench 3 (Single core) Data courtesy Primate Labs

Xeon L5520
1,624
Xeon L5640
1,918
Xeon E5520
1,701

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon L5520
108,400 MB/s
Xeon L5640
1,250,000 MB/s
Xeon E5520
102,200 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Xeon L5520
6,516
Xeon L5640
11,047
Xeon E5520
7,188

GeekBench (64-bit) Data courtesy Primate Labs

Xeon L5520
7,962
Xeon E5520
6,848
Xeon L5640
n.d.

GeekBench

Xeon L5520
7,962
Xeon L5640
11,047
Xeon E5520
8,874

PassMark Data courtesy Passmark

Xeon L5520
4,387
Xeon L5640
6,451
Xeon E5520
4,453

PassMark (Single Core)

Xeon L5520
1,034
Xeon L5640
1,100
Xeon E5520
1,024

Specifications Full list of technical specs

summary

Clock speed 2.26 GHz
Turbo clock speed 2.48 GHz
Cores Quad core
Socket type LGA 1366

features

Has a NX bit Yes
Supports trusted computing No
Has virtualization support Yes
Instruction set extensions
  1. MMX
  2. SSE
  3. SSE2
  4. SSE4.1
  5. SSE3
  6. Supplemental SSE3
  7. SSE4.2
Supports dynamic frequency scaling Yes

power consumption

TDP 60W
Annual home energy cost 14.45 $/year
Annual commercial energy cost 52.56 $/year
Performance per watt 2.66 pt/W
Typical power consumption 48.75W

memory controller

Memory controller Built-in
Memory type
  1. DDR3-1066
  2. DDR3-800
  3. DDR3
Channels Triple Channel
Supports ECC Yes
Maximum bandwidth 25,599.99 MB/s
Maximum memory size 147,456 MB

details

Architecture x86-64
Threads 8 threads
L2 cache 1 MB
L2 cache per core 0.25 MB/core
L3 cache 8 MB
L3 cache per core 2 MB/core
Manufacture process 45 nm
Transistor count 731,000,000
Max CPUs 2
Clock multiplier 17
Voltage range 0.75 - 1.35V
Operating temperature Unknown - 70°C

overclocking

Overclocked clock speed 3.42 GHz
Overclocked clock speed (Water) 4.08 GHz
Overclocked clock speed (Air) 3.42 GHz

integrated graphics

GPU None

bus

Architecture QPI
Data rate 46,928 MB/s
Transfer rate 5,860 MT/s
Clock speed 2,930 MHz
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