Comparison of Intel Xeon E3-1280 v6 and Intel Xeon E3-1280 v5

Attribute	Intel Xeon E3-1280 v6 ×	Intel Xeon E3-1280 v5 ×
General Information
Brand	Intel	Intel
Series	Intel Xeon E3	Intel Xeon E3
Model	Intel Xeon E3-1280 v6	Intel Xeon E3-1280 v5
CPU Cores and Base Frequency
CPU Cores	4	4
Frequency (GHz)	3.9	3.7
CPU Threads	8	8
Core architecture	normal	normal
Hyperthreading	+	+
Overclocking	-	-
Turbo (1 Core) (GHz)	4.2	4
Turbo (4 Cores) (GHz)	4.1	3.9
Encryption
AES-NI	+	+
Hardware codec support
JPEG	No	No
h264	No	No
h265 / HEVC (8 bit)	No	No
h265 / HEVC (10 bit)	No	No
VP8	No	No
AV1	No	No
VC-1	No	No
VP9	No	No
AVC	No	No
Memory And PCIe
Memory type	DDR4-2400	DDR4-2133
PCIe lanes	16	16
PCIe version	3.0	3.0
ECC	+	+
Memory channels	2	2
Technical details
Release date (year)	2017	2015
Technology (Nm)	14	14
Socket	LGA 1151	LGA 1151
Virtualization	vt-d vt-x vt-x ept	vt-d vt-x vt-x ept
L3-Cache (MB)	8	8
Architecture	Kaby-Lake	Skylake
Instruction set (ISA)	x86-64 (64 bit)	x86-64 (64 bit)
Thermal Management
TDP (PL1) (W)	72	80
Benchmarks
Estimated results for PassMark CPU Mark	11,262	11,630
Cinebench R15 (Single-Core)	187	172
Cinebench R15 (Multi-Core)	927	866
Cinebench R11.5, 64bit (Single-Core)	2.2	2.09
Cinebench R11.5, 64bit (Multi-Core)	10.19	9.67
Geekbench 3, 64bit (Single-Core)	4,788	4,536
Geekbench 3, 64bit (Multi-Core)	17,423	16,602