CPU
CPU Comparison
Manufacturer
Intel
Manufacturer
Intel
Manufacturer
Intel
Part #
BX80621E52690
Part #
BX80635E52680V2
Part #
BX80677E31270V6
Series
Intel Xeon E5
Series
Intel Xeon E5
Series
Intel Xeon E3
Microarchitecture
Sandy Bridge
Microarchitecture
Ivy Bridge
Microarchitecture
Kaby Lake
Core Family
Sandy Bridge-EP
Core Family
Ivy Bridge-EP
Core Family
Kaby Lake-S
Socket
LGA2011
Socket
LGA2011
Socket
LGA1151
Core Count
8
Core Count
10
Core Count
4
Thread Count
16
Thread Count
20
Thread Count
8
Performance Core Clock
2.9 GHz
Performance Core Clock
2.8 GHz
Performance Core Clock
3.8 GHz
Performance Core Boost Clock
3.8 GHz
Performance Core Boost Clock
3.6 GHz
Performance Core Boost Clock
4.2 GHz
L2 Cache
2 MB
L2 Cache
2.5 MB
L2 Cache
1 MB
L3 Cache
20 MB
L3 Cache
25 MB
L3 Cache
8 MB
TDP
135 W
TDP
115 W
TDP
72 W
Integrated Graphics
None
Integrated Graphics
None
Integrated Graphics
None
Maximum Supported Memory
Maximum Supported Memory
Maximum Supported Memory
64 GB
ECC Support
Yes
ECC Support
Yes
ECC Support
Yes
Includes Cooler
No
Includes Cooler
No
Includes Cooler
Yes
Packaging
Boxed
Packaging
Boxed
Packaging
Boxed
Includes CPU Cooler
No
Includes CPU Cooler
No
Includes CPU Cooler
Yes
Lithography
32 nm
Lithography
22 nm
Lithography
14 nm
Simultaneous Multithreading
Yes: Hyper-Threading
Simultaneous Multithreading
Yes: Hyper-Threading
Simultaneous Multithreading
Yes: Hyper-Threading