Xeon W-11855M vs Silver 4214R

Primary details

Comparing Xeon Silver 4214R and Xeon W-11855M processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	645	651
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	68.03	no data
Market segment	Server	Mobile workstation
Series	Intel Xeon Silver	Intel Tiger Lake
Architecture codename	Cascade Lake (2019−2020)	Tiger Lake-H (2021)
Release date	24 February 2020 (4 years ago)	11 May 2021 (3 years ago)
Launch price (MSRP)	$705	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon Silver 4214R and Xeon W-11855M 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	12 (Dodeca-Core)	6 (Hexa-Core)
Threads	24	12
Base clock speed	2.4 GHz	3.2 GHz
Boost clock speed	3.5 GHz	4.9 GHz
Bus type	DMI 3.0	no data
Bus rate	4 × 8 GT/s	8 GT/s
Multiplier	24	no data
L1 cache	768 KB	480 KB
L2 cache	12 MB	7.5 MB
L3 cache	16.5 MB	18 MB
Chip lithography	14 nm	10 nm SuperFin
Maximum core temperature	79 °C	100 °C
Maximum case temperature (TCase)	no data	72 °C
64 bit support	+	+
Windows 11 compatibility	+	+

Compatibility

Information on Xeon Silver 4214R and Xeon W-11855M 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	no data	1
Socket	FCLGA3647	FCBGA1787
Power consumption (TDP)	100 Watt	45 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Silver 4214R and Xeon W-11855M. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
FMA	-	+
AVX	+	+
vPro	+	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	+
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	+
TSX	+	+
Thermal Monitoring	-	+
Flex Memory Access	no data	+
SIPP	-	+
Turbo Boost Max 3.0	-	+
Status	Launched	Discontinued
Deep Learning Boost	+	+

Security technologies

Xeon Silver 4214R and Xeon W-11855M technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Silver 4214R and Xeon W-11855M are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Silver 4214R and Xeon W-11855M. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2400	DDR4
Maximum memory size	1 TB	128 GB
Max memory channels	6	2
Maximum memory bandwidth	115.212 GB/s	51.2 GB/s
ECC memory support	+	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	no data	Intel® UHD Graphics for 11th Gen Intel® Processors
Quick Sync Video	-	+
Graphics max frequency	no data	1.45 GHz
Execution Units	no data	32

Graphics interfaces

Available interfaces and connections of Xeon Silver 4214R and Xeon W-11855M integrated GPUs.

Number of displays supported

no data

4

Graphics image quality

Maximum display resolutions supported by Xeon Silver 4214R and Xeon W-11855M integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	no data	4096x2304@60Hz
Max resolution over eDP	no data	4096x2304@60Hz
Max resolution over DisplayPort	no data	7680x4320@60Hz

Graphics API support

APIs supported by Xeon Silver 4214R and Xeon W-11855M integrated GPUs, sometimes API versions are included.

DirectX	no data	12.1
OpenGL	no data	4.6

Peripherals

Specifications and connection of peripherals supported by Xeon Silver 4214R and Xeon W-11855M.

PCIe version	3.0	4.0
PCI Express lanes	48	20

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.

Pros & cons summary

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Performance score	11.86	11.74
Recency	24 February 2020	11 May 2021
Physical cores	12	6
Threads	24	12
Chip lithography	14 nm	10 nm
Power consumption (TDP)	100 Watt	45 Watt

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Should you still have questions on choice between Xeon Silver 4214R and Xeon W-11855M, ask them in Comments section, and we shall answer.

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