CPUs

Intel Xeon E7-4850 vs Intel Xeon E7-2850 Full Specs

10 Cores
20 Threads
2GHz
10 Cores
20 Threads
2GHz
TDP
130W
TDP
130W
Bandwidth
42.7GB/s
DDR3
Bandwidth
42.7GB/s
DDR3
Socket
Socket

10 Cores
10 Cores
20 Threads
20 Threads

Base Clock
2GHz
Base Clock
2GHz
Boost Clock
2.3GHz
Boost Clock
2.3GHz
Overclocking
Locked
Overclocking
Locked

L1i
32KB
L1i
32KB
L1d
32KB
L1d
32KB
L2
256KB
L2
256KB
L3
24MB
L3
24MB

Type
DDR3
Type
DDR3
Max Memory
2.05TB
Max Memory
1.02TB
ECC
Yes
ECC
Yes
Channels
4
Channels
4
Bus Width
256-bit
Bus Width
256-bit
Speed
1333MT/s
Speed
1333MT/s
Bandwidth
42.7GB/s
Bandwidth
42.7GB/s
Bandwidth Calculator
Channels
Transfer Rate
··
42.7GB/s
Bandwidth Calculator
Channels
Transfer Rate
··
42.7GB/s

TDP
130W
TDP
130W
T-Case
69°C Max
T-Case
69°C Max
Voltage Range
-
Voltage Range
-

Bus Type
QPI
Bus Type
QPI
Bus Config
16-bit
Bus Config
16-bit
Bus Speed
6.4GT/s
Bus Speed
6.4GT/s
Bus Bandwidth
12.8GB/s
Bus Bandwidth
12.8GB/s

Manufacturer
Manufacturer
ISA
x86-64
ISA
x86-64
Architecture
Architecture
Family
Family
Branding
Xeon 2011 branding
Branding
Xeon 2011 branding
Codename
Westmere-EX
Codename
Westmere-EX
Market Segment
Server
Market Segment
Server
Release Date
Apr 3, 2011
Release Date
Apr 3, 2011

Foundry
Intel
Foundry
Intel
Fabrication Node
32nm
Fabrication Node
32nm
Die Size
513mm²
Die Size
513mm²
Transistor Count
2.6 Billion
Transistor Count
2.6 Billion
Transistor Density
5 MTr/mm²
Transistor Density
5 MTr/mm²