Xeon Platinum 8356H vs W-2145

Primary details

Comparing Xeon W-2145 and Xeon Platinum 8356H processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	620	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	14.40	no data
Market segment	Server	Server
Series	Intel Xeon W	no data
Architecture codename	Skylake-W (2018)	Cooper Lake-SP (2021)
Release date	29 August 2017 (6 years ago)	6 April 2021 (3 years ago)
Launch price (MSRP)	$1,113	no data
Current price	$477 (0.4x MSRP)	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon W-2145 and Xeon Platinum 8356H 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	16
Base clock speed	3.7 GHz	3.9 GHz
Boost clock speed	4.5 GHz	4.4 GHz
L1 cache	64K (per core)	64K (per core)
L2 cache	1 MB (per core)	1 MB (per core)
L3 cache	11 MB (shared)	35.75 MB (shared)
Chip lithography	14 nm	14 nm
Die size	484 mm2	no data
Maximum core temperature	70 °C	no data
Maximum case temperature (TCase)	70 °C	no data
64 bit support	+	+
Windows 11 compatibility	+	-
Unlocked multiplier	No	No

Compatibility

Information on Xeon W-2145 and Xeon Platinum 8356H 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	8
Socket	Socket R4	FCLGA4189
Power consumption (TDP)	140 Watt	190 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon W-2145 and Xeon Platinum 8356H. 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® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
AVX	+	+
vPro	+	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	+
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	+
TSX	+	+
Idle States	+	no data
Thermal Monitoring	+	no data
Flex Memory Access	-	no data
Demand Based Switching	+	no data
PAE	46 Bit	no data
Turbo Boost Max 3.0	-	no data
Status	Discontinued	Launched

Security technologies

Xeon W-2145 and Xeon Platinum 8356H technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	+	no data
MPX	+	no data
Identity Protection	+	no data
SGX	-	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon W-2145 and Xeon Platinum 8356H are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon W-2145 and Xeon Platinum 8356H. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR4 RDIMM
Maximum memory size	512 GB	1.12 TB
Max memory channels	4	6
Maximum memory bandwidth	85.3 GB/s	no data
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon W-2145 and Xeon Platinum 8356H.

PCIe version	3.0	3.0
PCI Express lanes	48	48

Pros & cons summary

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Recency	29 August 2017	6 April 2021
Power consumption (TDP)	140 Watt	190 Watt

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Should you still have questions on choice between Xeon W-2145 and Xeon Platinum 8356H, ask them in Comments section, and we shall answer.

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