CPUs

Intel Xeon W3540 vs Intel Xeon W3565 Full Specs

4 Cores
8 Threads
2.93GHz
4 Cores
8 Threads
3.2GHz
TDP
130W
TDP
130W
Bandwidth
25.6GB/s
DDR3
Bandwidth
25.6GB/s
DDR3
Socket
Socket

4 Cores
4 Cores
8 Threads
8 Threads

Base Clock
2.93GHz
Base Clock
3.2GHz
Boost Clock
3.13GHz
Boost Clock
3.4GHz
Overclocking
Locked
Overclocking
Locked

L1i
32KB
L1i
32KB
L1d
32KB
L1d
32KB
L2
256KB
L2
256KB
L3
8MB
L3
8MB

Type
DDR3
Type
DDR3
Max Memory
24GB
Max Memory
24GB
ECC
Yes
ECC
Yes
Channels
3
Channels
3
Bus Width
192-bit
Bus Width
192-bit
Speed
1066MT/s
Speed
1066MT/s
Bandwidth
25.6GB/s
Bandwidth
25.6GB/s
Bandwidth Calculator
Channels
Transfer Rate
··
25.6GB/s
Bandwidth Calculator
Channels
Transfer Rate
··
25.6GB/s

TDP
130W
TDP
130W
T-Case
67.9°C Max
T-Case
-
Voltage Range
-
Voltage Range
-

Bus Type
QPI
Bus Type
QPI
Bus Config
16-bit
Bus Config
16-bit
Bus Speed
4.8GT/s
Bus Speed
4.8GT/s
Bus Bandwidth
9.6GB/s
Bus Bandwidth
9.6GB/s

Manufacturer
Manufacturer
ISA
x86-64
ISA
x86-64
Architecture
Architecture
Family
Family
Branding
Xeon 2009 branding
Branding
Xeon 2010 branding
Codename
Bloomfield
Codename
Bloomfield
Market Segment
Workstation
Market Segment
Workstation
Release Date
Mar 30, 2009
Release Date
Nov 1, 2009

Foundry
Intel
Foundry
Intel
Fabrication Node
45nm
Fabrication Node
45nm
Die Size
263mm²
Die Size
263mm²
Transistor Count
731 Million
Transistor Count
731 Million
Transistor Density
3 MTr/mm²
Transistor Density
3 MTr/mm²