EPYC 9255 vs Xeon W-2275

Primary details

Comparing Xeon W-2275 and EPYC 9255 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	359	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Power efficiency	10.06	no data
Architecture codename	no data	Turin (2024)
Release date	1 October 2019 (5 years ago)	10 October 2024 (less than a year ago)
Launch price (MSRP)	no data	$2,495

Detailed specifications

Xeon W-2275 and EPYC 9255 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	14 (Tetradeca-Core)	24 (Tetracosa-Core)
Threads	28	48
Base clock speed	3.3 GHz	3.25 GHz
Boost clock speed	4.8 GHz	4.8 GHz
Bus rate	8 GT/s	no data
L1 cache	no data	80 KB (per core)
L2 cache	no data	1 MB (per core)
L3 cache	19.25 MB	128 MB (shared)
Chip lithography	14 nm	4 nm
Die size	no data	4x 70.6 mm2
Maximum core temperature	62 °C	no data
Number of transistors	no data	33,260 million
64 bit support	+	+
Windows 11 compatibility	+	no data

Compatibility

Information on Xeon W-2275 and EPYC 9255 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	2
Socket	FCLGA2066	SP5
Power consumption (TDP)	165 Watt	200 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon W-2275 and EPYC 9255. 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	no data
AES-NI	+	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	no data
Speed Shift	+	no data
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
TSX	+	-
Idle States	+	no data
Thermal Monitoring	+	-
Demand Based Switching	+	no data
PAE	46 Bit	no data
Turbo Boost Max 3.0	+	no data
Precision Boost 2	no data	+
Deep Learning Boost	+	-

Security technologies

Xeon W-2275 and EPYC 9255 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon W-2275 and EPYC 9255 are enumerated here.

AMD-V	-	+
VT-d	+	no data
VT-x	+	no data
EPT	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon W-2275 and EPYC 9255. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2933	DDR5
Maximum memory size	1 TB	no data
Max memory channels	4	no data
Maximum memory bandwidth	93.85 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 W-2275 and EPYC 9255.

PCIe version	3.0	5.0
PCI Express lanes	48	128

Pros & cons summary

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Recency	1 October 2019	10 October 2024
Physical cores	14	24
Threads	28	48
Chip lithography	14 nm	4 nm
Power consumption (TDP)	165 Watt	200 Watt

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