Xeon W-2191B vs E7-8860

Primary details

Comparing Xeon E7-8860 and Xeon W-2191B processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	349
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Series	Intel Xeon E7	Intel Xeon W
Power efficiency	no data	11.91
Architecture codename	Westmere-EX (2011)	Skylake (server) (2017−2018)
Release date	3 April 2011 (13 years ago)	21 December 2017 (6 years ago)
Launch price (MSRP)	$4,061	no data

Detailed specifications

Xeon E7-8860 and Xeon W-2191B basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores	10 (Deca-Core)	18 (Octadeca-Core)
Threads	20	36
Base clock speed	2.26 GHz	2.3 GHz
Boost clock speed	2.67 GHz	4.3 GHz
Bus type	QPI	DMI 3.0
Bus rate	6.4 GT/s	4 × 8 GT/s
Multiplier	17	23
L1 cache	64K (per core)	64K (per core)
L2 cache	256K (per core)	1 MB (per core)
L3 cache	30 MB (shared)	24.75 MB (shared)
Chip lithography	32 nm	14 nm
Die size	513 mm2	484 mm2
Maximum core temperature	69 °C	no data
Maximum case temperature (TCase)	no data	66 °C
Number of transistors	2,600 million	no data
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Xeon E7-8860 and Xeon W-2191B compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration	8 (Multiprocessor)	1 (Uniprocessor)
Socket	FCLGA1567,LGA1567	2066
Power consumption (TDP)	130 Watt	140 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E7-8860 and Xeon W-2191B. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	no data
AES-NI	+	+
AVX	-	+
vPro	no data	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	1.0	no data
Hyper-Threading Technology	+	no data
TSX	-	+
Thermal Monitoring	+	-

Security technologies

Xeon E7-8860 and Xeon W-2191B technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E7-8860 and Xeon W-2191B are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E7-8860 and Xeon W-2191B. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4-2666
Maximum memory size	4 TB	512 GB
Max memory channels	4	4
Maximum memory bandwidth	34.113 GB/s	85.33 GB/s
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon E7-8860 and Xeon W-2191B.

PCIe version	no data	3.0
PCI Express lanes	no data	48

Pros & cons summary

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Recency	3 April 2011	21 December 2017
Physical cores	10	18
Threads	20	36
Chip lithography	32 nm	14 nm
Power consumption (TDP)	130 Watt	140 Watt

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