Xeon W-2255 vs Platinum 8276L

Primary details

Comparing Xeon Platinum 8276L and Xeon W-2255 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	522
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	8.04
Architecture codename	Cascade Lake (2019−2020)	no data
Release date	2 April 2019 (5 years ago)	1 October 2019 (5 years ago)
Launch price (MSRP)	$16,616	no data

Detailed specifications

Xeon Platinum 8276L and Xeon W-2255 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)	10 (Deca-Core)
Threads	56	20
Base clock speed	2.2 GHz	3.7 GHz
Boost clock speed	4 GHz	4.7 GHz
Bus rate	no data	8 GT/s
Multiplier	22	no data
L1 cache	1.75 MB	no data
L2 cache	28 MB	no data
L3 cache	38.5 MB	19.25 MB
Chip lithography	14 nm	14 nm
Maximum core temperature	89 °C	62 °C
64 bit support	+	+
Windows 11 compatibility	+	+

Compatibility

Information on Xeon Platinum 8276L and Xeon W-2255 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	FCLGA2066
Power consumption (TDP)	165 Watt	165 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8276L and Xeon W-2255. 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	+	no data
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	+	+
Idle States	no data	+
Thermal Monitoring	-	+
Demand Based Switching	no data	+
PAE	no data	46 Bit
Turbo Boost Max 3.0	-	+
Deep Learning Boost	+	+

Security technologies

Xeon Platinum 8276L and Xeon W-2255 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Platinum 8276L and Xeon W-2255 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 W-2255. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2933	DDR4-2933
Maximum memory size	4.5 TB	1 TB
Max memory channels	6	4
Maximum memory bandwidth	140.8 GB/s	93.85 GB/s
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 8276L and Xeon W-2255.

PCIe version	3.0	3.0
PCI Express lanes	48	48

Pros & cons summary

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Recency	2 April 2019	1 October 2019
Physical cores	28	10
Threads	56	20

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Should you still have questions on choice between Xeon Platinum 8276L and Xeon W-2255, ask them in Comments section, and we shall answer.

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