Xeon Platinum 8170 vs W-3175X

Primary details

Comparing Xeon W-3175X and Xeon Platinum 8170 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	218	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	13.25	no data
Market segment	Server	Server
Series	Intel Xeon W	Intel Xeon Platinum
Power efficiency	8.68	no data
Architecture codename	Skylake (server) (2017−2018)	Skylake (server) (2017−2018)
Release date	19 December 2018 (5 years ago)	25 April 2017 (7 years ago)
Launch price (MSRP)	$2,999	$7,405

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon W-3175X and Xeon Platinum 8170 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	28 (Octacosa-Core)	26 (Hexacosa-Core)
Threads	56	52
Base clock speed	3.1 GHz	2.1 GHz
Boost clock speed	3.8 GHz	3.7 GHz
Bus type	DMI 3.0	no data
Bus rate	4 × 8 GT/s	no data
Multiplier	31	21
L1 cache	64K (per core)	1.625 MB
L2 cache	1 MB (per core)	26 MB
L3 cache	38.5 MB (shared)	35.75 MB
Chip lithography	14 nm	14 nm
Maximum core temperature	85 °C	89 °C
Number of transistors	8,000 million	no data
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	+	-

Compatibility

Information on Xeon W-3175X and Xeon Platinum 8170 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)	8 (Multiprocessor)
Socket	FCLGA3647	FCLGA3647
Power consumption (TDP)	255 Watt	165 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon W-3175X and Xeon Platinum 8170. 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	2.0
Hyper-Threading Technology	+	+
TSX	+	+
Turbo Boost Max 3.0	-	-

Security technologies

Xeon W-3175X and Xeon Platinum 8170 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon W-3175X and Xeon Platinum 8170 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon W-3175X and Xeon Platinum 8170. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2666	DDR4-2666
Maximum memory size	512 GB	768 GB
Max memory channels	6	6
Maximum memory bandwidth	128.001 GB/s	128.001 GB/s
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon W-3175X and Xeon Platinum 8170.

PCIe version	3.0	3.0
PCI Express lanes	48	48

Pros & cons summary

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Recency	19 December 2018	25 April 2017
Physical cores	28	26
Threads	56	52
Power consumption (TDP)	255 Watt	165 Watt

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Should you still have questions on choice between Xeon W-3175X and Xeon Platinum 8170, ask them in Comments section, and we shall answer.

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