CPUs

Intel Xeon E5-4660 v3 vs Intel Xeon E7-8867 v3 Full Specs

14 Cores
28 Threads
2.1GHz
16 Cores
32 Threads
2.5GHz
TDP
120W
TDP
165W
Bandwidth
68.3GB/s
DDR4
Bandwidth
59.7GB/s
·
Socket
Socket

Xeon E5-4660 v3Xeon E5-4660 v31,120
x1
Xeon E7-8867 v3Xeon E7-8867 v31,160
x1.04

14 Cores
16 Cores
28 Threads
32 Threads

Base Clock
2.1GHz
Base Clock
2.5GHz
Boost Clock
2.9GHz
Boost Clock
3.3GHz
Overclocking
Locked
Overclocking
Locked

L1i
32KB
L1i
32KB
L1d
32KB
L1d
32KB
L2
256KB
L2
256KB
L3
35MB
L3
45MB

Type
DDR4
Type
·
Max Memory
768GB
Max Memory
1.54TB
ECC
Yes
ECC
Yes
Channels
4
Channels
4
Bus Width
256-bit
Bus Width
256-bit
Speed
2133MT/s
Speed
1866MT/s
Bandwidth
68.3GB/s
Bandwidth
59.7GB/s
Bandwidth Calculator
Channels
Transfer Rate
Calculated Bandwidth
68.3GB/s
Bandwidth Calculator
Channels
Transfer Rate
Calculated Bandwidth
59.7GB/s

TDP
120W
TDP
165W

Bus Type
QPI
Bus Type
QPI
Bus Config
16-bit
Bus Config
16-bit
Bus Speed
9.6GT/s
Bus Speed
9.6GT/s
Bus Bandwidth
19.2GB/s
Bus Bandwidth
19.2GB/s

PCIe
PCIe 3.0 x40
39.4GB/sBandwidth
PCIe
PCIe 3.0 x32
31.5GB/sBandwidth

Manufacturer
Manufacturer
ISA
x86-64
ISA
x86-64
Architecture
Architecture
Family
Family
Branding
Xeon 2015 branding
Branding
Xeon 2015 branding
Codename
Haswell-EP
Haswell-E-HCCVariant
Codename
Haswell-EP
Haswell-E-HCCVariant
Market Segment
Server
Market Segment
Server
Release Date
Jun 1, 2015
Release Date
May 6, 2015

Foundry
Intel
Foundry
Intel
Fabrication Node
22nm
Fabrication Node
22nm
Die Size
662mm²
Die Size
662mm²
Transistor Count
5.7 Billion
Transistor Count
5.7 Billion
Transistor Density
9 MTr/mm²
Transistor Density
9 MTr/mm²

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