Xeon W-11855M vs Gold 5318H

Primary details

Comparing Xeon Gold 5318H and Xeon W-11855M processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	320	680
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Series	no data	Intel Tiger Lake
Power efficiency	11.63	30.88
Architecture codename	Cooper Lake-SP (2021)	Tiger Lake-H (2021)
Release date	6 April 2021 (3 years ago)	11 May 2021 (3 years ago)

Detailed specifications

Xeon Gold 5318H 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	18 (Octadeca-Core)	6 (Hexa-Core)
Threads	36	12
Base clock speed	2.5 GHz	3.2 GHz
Boost clock speed	3.8 GHz	4.9 GHz
Bus rate	no data	8 GT/s
L1 cache	64K (per core)	96K (per core)
L2 cache	1 MB (per core)	1.25 MB (per core)
L3 cache	24.75 MB (shared)	18 MB (shared)
Chip lithography	14 nm	10 nm SuperFin
Maximum core temperature	no data	100 °C
Maximum case temperature (TCase)	no data	72 °C
64 bit support	+	+
Windows 11 compatibility	-	+

Compatibility

Information on Xeon Gold 5318H 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	4	1
Socket	FCLGA4189	FCBGA1787
Power consumption (TDP)	150 Watt	35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Gold 5318H 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	+	+
Hyper-Threading Technology	+	+
TSX	+	+
Thermal Monitoring	-	+
Flex Memory Access	no data	+
SIPP	-	+
Turbo Boost Max 3.0	no data	+
Deep Learning Boost	+	+

Security technologies

Xeon Gold 5318H 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 Gold 5318H 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 Gold 5318H and Xeon W-11855M. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4 RDIMM	DDR4
Maximum memory size	1.12 TB	128 GB
Max memory channels	6	2
Maximum memory bandwidth	no data	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 Gold 5318H and Xeon W-11855M integrated GPUs.

Number of displays supported

no data

4

Graphics image quality

Maximum display resolutions supported by Xeon Gold 5318H 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 Gold 5318H 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 Gold 5318H 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.

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Pros & cons summary

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Performance score	18.51	11.47
Recency	6 April 2021	11 May 2021
Physical cores	18	6
Threads	36	12
Chip lithography	14 nm	10 nm
Power consumption (TDP)	150 Watt	35 Watt

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Should you still have questions on choice between Xeon Gold 5318H and Xeon W-11855M, ask them in Comments section, and we shall answer.

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