Xeon Gold 6338 vs W-3275

Primary details

Comparing Xeon W-3275 and Xeon Gold 6338 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	189	252
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	11.41	no data
Market segment	Server	Server
Series	Intel Xeon W	no data
Power efficiency	11.90	9.83
Architecture codename	Cascade Lake (2019−2020)	no data
Release date	3 June 2019 (5 years ago)	1 April 2021 (3 years ago)
Launch price (MSRP)	$4,449	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon W-3275 and Xeon Gold 6338 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)	32 (Dotriaconta-Core)
Threads	56	64
Base clock speed	2.5 GHz	2 GHz
Boost clock speed	4.6 GHz	3.2 GHz
Bus type	DMI 3.0	no data
Bus rate	4 × 8 GT/s	no data
Multiplier	25	no data
L1 cache	1.75 MB	no data
L2 cache	28 MB	no data
L3 cache	38.5 MB	48 MB
Chip lithography	14 nm	10 nm
Maximum core temperature	76 °C	81 °C
64 bit support	+	-
Windows 11 compatibility	+	+

Compatibility

Information on Xeon W-3275 and Xeon Gold 6338 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)	no data
Socket	FCLGA3647	FCLGA4189
Power consumption (TDP)	205 Watt	205 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon W-3275 and Xeon Gold 6338. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX-512	Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
AVX	+	-
vPro	+	no data
Enhanced SpeedStep (EIST)	+	no data
Speed Shift	+	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	+	+
Turbo Boost Max 3.0	+	no data
Deep Learning Boost	+	+

Security technologies

Xeon W-3275 and Xeon Gold 6338 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
SGX	no data	Yes with Intel® SPS

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon W-3275 and Xeon Gold 6338 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon W-3275 and Xeon Gold 6338. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2933	DDR4-3200
Maximum memory size	1 TB	6 TB
Max memory channels	6	8
Maximum memory bandwidth	140.8 GB/s	no data
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon W-3275 and Xeon Gold 6338.

PCIe version	3.0	4.0
PCI Express lanes	64	64

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	26.26	21.69
Recency	3 June 2019	1 April 2021
Physical cores	28	32
Threads	56	64
Chip lithography	14 nm	10 nm

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Should you still have questions on choice between Xeon W-3275 and Xeon Gold 6338, ask them in Comments section, and we shall answer.

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