Xeon w5-2555X vs Platinum 8280L

Primary details

Comparing processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	222
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Series	Intel Xeon Platinum	no data
Power efficiency	no data	11.49
Designer	Intel	Intel
Architecture codename	Cascade Lake (2019−2020)	no data
Release date	2 April 2019 (6 years ago)	1 July 2024 (1 year ago)
Launch price (MSRP)	$17,906	no data

Detailed specifications

Xeon Platinum 8280L and Xeon w5-2555X 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)	14 (Tetradeca-Core)
Performance-cores	no data	14
Threads	56	28
Base clock speed	2.7 GHz	3.3 GHz
Boost clock speed	4 GHz	4.8 GHz
Multiplier	27	no data
L1 cache	1.75 MB	no data
L2 cache	28 MB	no data
L3 cache	38.5 MB	33.75 MB Intel® Smart Cache
Chip lithography	14 nm	Intel 7 nm
Maximum core temperature	84 °C	75 °C
64 bit support	+	+
Windows 11 compatibility	+	no data
Unlocked multiplier	-	+

Compatibility

Information on Xeon Platinum 8280L and Xeon w5-2555X 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)	205 Watt	252 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8280L and Xeon w5-2555X. 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	+	no data
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 8280L and Xeon w5-2555X 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 8280L and Xeon w5-2555X are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Platinum 8280L and Xeon w5-2555X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2933	DDR5-4800
Maximum memory size	4.5 TB	2 TB
Max memory channels	6	4
Maximum memory bandwidth	140.8 GB/s	no data
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 8280L and Xeon w5-2555X.

PCIe version	3.0	5.0
PCI Express lanes	48	64

Pros & cons summary

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Recency	2 April 2019	1 July 2024
Physical cores	28	14
Threads	56	28
Power consumption (TDP)	205 Watt	252 Watt

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