Intel Xeon EC5509 

Released February, 2010
  • 2 GHz
  • Quad core

Features Key features of the Intel Xeon EC5509

clock speed

Xeon EC5509
2 GHz
Xeon W3520
2.66 GHz
Core i5 5200U
2.2 GHz

L2 cache

Xeon EC5509
1 MB
Core i5 5200U
0.5 MB
Xeon W3520
1 MB

L3 cache

Xeon EC5509
8 MB
Xeon W3520
8 MB


Xeon EC5509
Xeon W3520

Specifications Full list of technical specs


Clock speed 2 GHz
Cores Quad core
Socket type LGA 1366


Has a NX bit Yes
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

Annual home energy cost 20.48 $/year
Annual commercial energy cost 74.46 $/year
Typical power consumption 69.06W


Architecture QPI
Data rate 19,200 MB/s
Transfer rate 4,800 MT/s
Clock speed 2,400 MHz


Architecture x86-64
Threads 4 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
Max CPUs 2
Voltage range 1 - 1.5V
Operating temperature Unknown - 77.6°C

integrated graphics

GPU None

memory controller

Memory controller Built-in
Channels Triple Channel
Supports ECC Yes
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