Intel Xeon X5660 Processor

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Xeon X5660 is a server/workstation processor from Intel released on 16 March 2010, and it is in end-of-life production status now. It belongs to Xeon family and has a Westmere-EP architecture. This processor is built on Intel Socket 1366, and uses Gen 2 PCI express connection. 32 nm process is used in production.

Processor has 6 cores and 12 threads, with the base frequency of 2.8 GHz. It has DDR3 Triple-channel memory support. As for the cache, it supports L1 64K (per core), L2 256K (per core) and L3 12MB (shared).

Learn more about Intel Xeon X5660:

Specifications

Vertical Segment
Server/Workstation
Release date
16 March 2010
Production status
End-of-life
Generation
Xeon
Codename
Westmere-EP
Socket
Intel Socket 1366
Total Cores
6
Total Threads
12
Frequency
2.8 GHz
Turbo clock
up to 3.2 GHz
Cache L1
64K (per core)
Cache L2
256K (per core)
Cache L3
12MB (shared)
TDP
95 W

Physical Specifications

Socket
Intel Socket 1366
Foundry
Intel
Process size
32 nm
Transistors
1,170 million
Die size
239 mm²
Package
FC-LGA10

Performance

Frequency
2.8 GHz
Turbo clock
up to 3.2 GHz
Base clock
133 MHz
Multiplier
21.0x
Multiplier unlocked
No
Voltage
1.35 V
TDP
95 W

Architecture Details

Vertical Segment
Server/Workstation
Production status
End-of-life
Release date
16 March 2010
Codename
Westmere-EP
Generation
Xeon
Part
SLBV6
Memory support
DDR3 Triple-channel
ECC memory
Yes
PCI Express
Gen 2

Cores

Total Cores
6
Total Threads
12
SMP # CPUs
2
Integrated graphics
N/A

Cache

Cache L1
64K (per core)
Cache L2
256K (per core)
Cache L3
12MB (shared)

Features & Technologies

  • MMX
  • SSE
  • SSE2
  • SSE3
  • SSSE3
  • SSE4.2
  • EIST
  • Intel 64
  • VT-x
  • AES-NI
  • TXT
  • HTT
  • XD-Bit
  • 6.4GT/s QPI

Drivers

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Benchmark & Performance

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