Xeon W-2191B vs E5-2620 v2

Primary details

Comparing Xeon E5-2620 v2 and Xeon W-2191B processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1432	349
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	1.42	no data
Market segment	Server	Server
Series	no data	Intel Xeon W
Power efficiency	4.66	11.91
Architecture codename	Ivy Bridge-EP (2013)	Skylake (server) (2017−2019)
Release date	1 September 2013 (11 years ago)	5 June 2017 (7 years ago)
Launch price (MSRP)	$417	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon E5-2620 v2 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	6 (Hexa-Core)	18 (Octadeca-Core)
Threads	12	36
Base clock speed	2.1 GHz	2.3 GHz
Boost clock speed	2.6 GHz	2.3 GHz
Bus type	no data	DMI 3.0
Bus rate	7.2 GT/s	4 × 8 GT/s
Multiplier	no data	23
L1 cache	64 KB (per core)	1.125 MB
L2 cache	256 KB (per core)	18 MB
L3 cache	15 MB (shared)	24.75 MB (shared)
Chip lithography	22 nm	14 nm
Die size	160 mm2	484 mm2
Maximum core temperature	71 °C	no data
Maximum case temperature (TCase)	no data	66 °C
Number of transistors	1,400 million	no data
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Xeon E5-2620 v2 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	2	1 (Uniprocessor)
Socket	FCLGA2011	2066
Power consumption (TDP)	80 Watt	140 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2620 v2 and Xeon W-2191B. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX	no data
AES-NI	+	+
AVX	+	+
vPro	no data	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
TSX	-	+
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	-	no data
Demand Based Switching	+	no data
PAE	46 Bit	no data

Security technologies

Xeon E5-2620 v2 and Xeon W-2191B technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	no data
Secure Key	+	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-2620 v2 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 E5-2620 v2 and Xeon W-2191B. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4-2666
Maximum memory size	768 GB	512 GB
Max memory channels	4	4
Maximum memory bandwidth	51.2 GB/s	85.33 GB/s
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2620 v2 and Xeon W-2191B.

PCIe version	3.0	3.0
PCI Express lanes	40	48

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

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Pros & cons summary

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Performance score	4.01	17.95
Recency	1 September 2013	5 June 2017
Physical cores	6	18
Threads	12	36
Chip lithography	22 nm	14 nm
Power consumption (TDP)	80 Watt	140 Watt

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Should you still have questions on choice between Xeon E5-2620 v2 and Xeon W-2191B, ask them in Comments section, and we shall answer.

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