CPUs

Intel Xeon E7-4820 v2 vs Intel Xeon E7-4850 v2 Full Specs

8 Cores
16 Threads
2GHz
12 Cores
24 Threads
2.3GHz
TDP
105W
TDP
105W
Bandwidth
51.2GB/s
DDR3
Bandwidth
51.2GB/s
DDR3
iGPU
0
iGPU
0
Socket
Socket

Xeon E7-4820 v2Xeon E7-4820 v2500
x1
Xeon E7-4850 v2Xeon E7-4850 v2600
x1.20

8 Cores
12 Cores
16 Threads
24 Threads

Base Clock
2GHz
Base Clock
2.3GHz
Boost Clock
2.5GHz
Boost Clock
2.8GHz
Overclocking
Locked
Overclocking
Locked

L1i
32KB
L1i
32KB
L1d
32KB
L1d
32KB
L2
256KB
L2
256KB
L3
16MB
L3
24MB

Type
DDR3
Type
DDR3
Max Memory
1.54TB
Max Memory
1.54TB
ECC
Yes
ECC
Yes
Channels
4
Channels
4
Bus Width
256-bit
Bus Width
256-bit
Speed
1600MT/s
Speed
1600MT/s
Bandwidth
51.2GB/s
Bandwidth
51.2GB/s
Bandwidth Calculator
Channels
Transfer Rate
Calculated Bandwidth
51.2GB/s
Bandwidth Calculator
Channels
Transfer Rate
Calculated Bandwidth
51.2GB/s

TDP
105W
TDP
105W
T-Case
68°C Max
T-Case
68°C Max

Bus Type
QPI
Bus Type
QPI
Bus Config
16-bit
Bus Config
16-bit
Bus Speed
7.2GT/s
Bus Speed
7.2GT/s
Bus Bandwidth
14.4GB/s
Bus Bandwidth
14.4GB/s

PCIe
PCIe 3.0 x32
31.5GB/sBandwidth
PCIe
PCIe 3.0 x32
31.5GB/sBandwidth

Manufacturer
Manufacturer
ISA
x86-64
ISA
x86-64
Architecture
Architecture
Family
Family
Branding
Xeon 2013 branding
Branding
Xeon 2013 branding
Codename
Ivy Bridge-EP
Ivy Bridge-EXVariant
Codename
Ivy Bridge-EP
Ivy Bridge-EXVariant
Market Segment
Server
Market Segment
Server
Release Date
Feb 18, 2014
Release Date
Feb 18, 2014

Foundry
Intel
Foundry
Intel
Fabrication Node
22nm
Fabrication Node
22nm
Die Size
541mm²
Die Size
541mm²
Transistor Count
4.3 Billion
Transistor Count
4.3 Billion
Transistor Density
8 MTr/mm²
Transistor Density
8 MTr/mm²

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