Intel Xeon L5609 

Released March, 2010
  • 1.86 GHz
  • Quad core

Features Key features of the Intel Xeon L5609

clock speed

Xeon L5609
1.86 GHz
Core i7 975
3.33 GHz
Xeon E5620
2.4 GHz

turbo clock speed

Xeon L5609
1.86 GHz
Core i7 975
3.6 GHz
Xeon E5620
2.66 GHz

L2 cache

Xeon L5609
1 MB
Xeon E5620
1 MB

L3 cache

Xeon L5609
12 MB
Xeon E5620
12 MB

overclocked clock speed (air)

Xeon L5609
2.83 GHz
Core i7 975
4.47 GHz
Xeon E5620
3.73 GHz

overclocked clock speed (water)

Xeon L5609
1.87 GHz
Core i7 975
4.39 GHz
Xeon E5620
4.2 GHz

Specifications Full list of technical specs

summary

Clock speed 1.86 GHz
Turbo clock speed 1.86 GHz
Cores Quad core
Socket type LGA 1366

features

Has a NX bit Yes
Supports trusted computing Yes
Has virtualization support Yes
Instruction set extensions
  1. MMX
  2. AES
  3. SSE
  4. SSE2
  5. SSE4.1
  6. SSE3
  7. Supplemental SSE3
  8. SSE4.2
  9. SSE4
Supports dynamic frequency scaling Yes

power consumption

TDP 40W
Annual home energy cost 9.64 $/year
Annual commercial energy cost 35.04 $/year
Typical power consumption 32.5W

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 294,912 MB

details

Architecture x86-64
Threads 4 threads
L2 cache 1 MB
L2 cache per core 0.25 MB/core
L3 cache 12 MB
L3 cache per core 3 MB/core
Manufacture process 32 nm
Max CPUs 2
Clock multiplier 14
Voltage range 0.75 - 1.35V
Operating temperature Unknown - 63.1°C

overclocking

Overclocked clock speed 2.83 GHz
Overclocked clock speed (Water) 1.87 GHz
Overclocked clock speed (Air) 2.83 GHz

integrated graphics

GPU None

bus

Architecture QPI
Data rate 38,400 MB/s
Transfer rate 4,800 MT/s
Clock speed 2,400 MHz
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