VIA Centaur CHA vs Xeon W-2140B

Primary details

Comparing Xeon W-2140B and VIA Centaur CHA processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	719	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Series	Intel Xeon W	no data
Power efficiency	8.56	no data
Architecture codename	Skylake (server) (2017−2018)	CHA
Release date	21 December 2017 (6 years ago)	no data (2024 years ago)

Detailed specifications

Xeon W-2140B and VIA Centaur CHA 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	8 (Octa-Core)	8 (Octa-Core)
Threads	16	8
Base clock speed	3.2 GHz	1.2 GHz
Boost clock speed	4.2 GHz	2.5 GHz
Bus type	DMI 3.0	no data
Bus rate	4 × 8 GT/s	no data
Multiplier	32	no data
L1 cache	64K (per core)	64 KB (per core)
L2 cache	1 MB (per core)	256 KB (per core)
L3 cache	11 MB (shared)	16 MB (shared)
Chip lithography	14 nm	16 nm
Die size	484 mm2	195 mm2
Maximum case temperature (TCase)	70 °C	no data
64 bit support	+	-
Windows 11 compatibility	-	no data
Unlocked multiplier	-	+

Compatibility

Information on Xeon W-2140B and VIA Centaur CHA 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	1 (Uniprocessor)	2
Socket	2066	VIA Socket 2084
Power consumption (TDP)	120 Watt	70 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon W-2140B and VIA Centaur CHA. You'll probably need this information if you require some particular technology.

AES-NI	+	+
AVX	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	no data
TSX	+	-

Security technologies

Xeon W-2140B and VIA Centaur CHA technologies aimed at improving security, for example, by protecting against hacks.

TXT

+

no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon W-2140B and VIA Centaur CHA are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon W-2140B and VIA Centaur CHA. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2666	DDR4
Maximum memory size	512 GB	no data
Maximum memory bandwidth	85.33 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

N/A

Peripherals

Specifications and connection of peripherals supported by Xeon W-2140B and VIA Centaur CHA.

PCIe version	3.0	3.0
PCI Express lanes	48	44

Pros & cons summary

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Threads	16	8
Chip lithography	14 nm	16 nm
Power consumption (TDP)	120 Watt	70 Watt

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Should you still have questions on choice between Xeon W-2140B and VIA Centaur CHA, ask them in Comments section, and we shall answer.

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