Ultra 9 295HX vs Xeon W-2255

Primary details

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

Place in the ranking	686	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Laptop
Power efficiency	3.30	no data
Designer	Intel	Intel
Architecture codename	no data	Arrow Lake-HX (2025)
Release date	1 October 2019 (6 years ago)	no data

Detailed specifications

Xeon W-2255 and Core Ultra 9 295HX 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	10 (Deca-Core)	24 (Tetracosa-Core)
Threads	20	24
Base clock speed	3.7 GHz	no data
Boost clock speed	4.7 GHz	2.1 GHz
Bus rate	8 GT/s	no data
L3 cache	19.25 MB	no data
Chip lithography	14 nm	no data
Maximum core temperature	62 °C	no data
64 bit support	+	-
Windows 11 compatibility	+	no data

Compatibility

Information on Xeon W-2255 and Core Ultra 9 295HX 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	no data
Socket	FCLGA2066	no data
Power consumption (TDP)	165 Watt	55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon W-2255 and Core Ultra 9 295HX. 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	+	-
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
Deep Learning Boost	+	-

Security technologies

Xeon W-2255 and Core Ultra 9 295HX technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon W-2255 and Core Ultra 9 295HX are enumerated here.

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-2255 and Core Ultra 9 295HX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2933	no data
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	+	-

Peripherals

Specifications and connection of peripherals supported by Xeon W-2255 and Core Ultra 9 295HX.

PCIe version	3.0	no data
PCI Express lanes	48	no data

Pros & cons summary

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Physical cores	10	24
Threads	20	24
Power consumption (TDP)	165 Watt	55 Watt

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