Xeon w9-3495X vs Platinum 8276L

Primary details

Comparing Xeon Platinum 8276L and Xeon w9-3495X processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	21
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	18.82
Market segment	Server	Server
Series	Intel Xeon Platinum	no data
Power efficiency	no data	15.65
Architecture codename	Cascade Lake (2019−2020)	Sapphire Rapids (2023−2024)
Release date	2 April 2019 (5 years ago)	15 February 2023 (1 year ago)
Launch price (MSRP)	$16,616	$5,889

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon Platinum 8276L and Xeon w9-3495X 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)	56 (Hexapentaconta-Core)
Threads	56	112
Base clock speed	2.2 GHz	1.9 GHz
Boost clock speed	4 GHz	4.8 GHz
Multiplier	22	no data
L1 cache	1.75 MB	80 KB (per core)
L2 cache	28 MB	2 MB (per core)
L3 cache	38.5 MB	105 MB
Chip lithography	14 nm	Intel 7 nm
Die size	no data	4x 477 mm2
Maximum core temperature	89 °C	no data
Maximum case temperature (TCase)	no data	81 °C
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	-	+

Compatibility

Information on Xeon Platinum 8276L and Xeon w9-3495X 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	8 (Multiprocessor)	1
Socket	FCLGA3647	FCLGA4677
Power consumption (TDP)	165 Watt	350 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8276L and Xeon w9-3495X. 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® AMX, Intel® SSE4.2, 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	-	+
Deep Learning Boost	+	+

Security technologies

Xeon Platinum 8276L and Xeon w9-3495X technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Platinum 8276L and Xeon w9-3495X are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Platinum 8276L and Xeon w9-3495X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2933	DDR5-4800
Maximum memory size	4.5 TB	4 TB
Max memory channels	6	8
Maximum memory bandwidth	140.8 GB/s	no data
ECC memory support	+	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

N/A

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 8276L and Xeon w9-3495X.

PCIe version	3.0	5.0
PCI Express lanes	48	112

Pros & cons summary

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Recency	2 April 2019	15 February 2023
Physical cores	28	56
Threads	56	112
Power consumption (TDP)	165 Watt	350 Watt

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Should you still have questions on choice between Xeon Platinum 8276L and Xeon w9-3495X, ask them in Comments section, and we shall answer.

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