Comparison of Intel Core i9-7940X and Intel Xeon E5-2660 v3

Attribute	Intel Core i9-7940X ×	Intel Xeon E5-2660 v3 ×
General Information
Brand	Intel	Intel
Series	Intel Core i9	Intel Xeon E5
Model	Intel Core i9-7940X	Intel Xeon E5-2660 v3
CPU Cores and Base Frequency
CPU Cores	14	10
Frequency (GHz)	3.1	2.6
CPU Threads	28	20
Core architecture	normal	normal
Hyperthreading	+	+
Overclocking	+	-
Turbo (1 Core) (GHz)	4.3	3.3
Turbo (10 Cores) (GHz)	-	3
Turbo (14 Cores) (GHz)	3.7	-
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	DDR4-2666	DDR4-2133
PCIe lanes	44	40
PCIe version	3.0	3.0
ECC	-	+
Memory channels	4	4
Technical details
Release date (year)	2017	2014
Technology (Nm)	14	22
Socket	LGA 2066	LGA 2011-3
Virtualization	vt-d vt-x	vpro vt-d vt-x vt-x ept
L3-Cache (MB)	19	25
Architecture	Skylake-X	Haswell E
Instruction set (ISA)	x86-64 (64 bit)	x86-64 (64 bit)
Thermal Management
TDP (PL1) (W)	165	105
Benchmarks
Estimated results for PassMark CPU Mark	25,430	16,429
Geekbench 5, 64bit (Single-Core)	1,158	734
Geekbench 5, 64bit (Multi-Core)	12,964	6,121
Cinebench R15 (Single-Core)	188	127
Cinebench R15 (Multi-Core)	2,849	1,593
Cinebench R11.5, 64bit (Single-Core)	2.19	1.58
Cinebench R11.5, 64bit (Multi-Core)	31.21	16.25
Geekbench 3, 64bit (Single-Core)	4,876	3,429
Geekbench 3, 64bit (Multi-Core)	53,446	33,900
Blender 2.81 (bmw27)	121.7	-