Ultra 7 266V vs Xeon Phi 7255

Primary details

Comparing Xeon Phi 7255 and Core Ultra 7 266V processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Laptop
Architecture codename	no data	Lunar Lake (2024)
Release date	1 October 2017 (7 years ago)	24 September 2024 (less than a year ago)

Detailed specifications

Xeon Phi 7255 and Core Ultra 7 266V 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	68 (Octahexaconta-Core)	8 (Octa-Core)
Threads	68	8
Base clock speed	1.1 GHz	2.2 GHz
Boost clock speed	1.2 GHz	5 GHz
Bus rate	no data	37 MHz
L1 cache	no data	192 KB (per core)
L2 cache	no data	2.5 MB (per core)
L3 cache	34 MB L2 Cache	12 MB (shared)
Chip lithography	14 nm	3 nm
Maximum core temperature	82 °C	100 °C
64 bit support	+	+
Windows 11 compatibility	-	no data
VID voltage range	0.550-1.2V	no data

Compatibility

Information on Xeon Phi 7255 and Core Ultra 7 266V 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	no data	1
Socket	no data	Intel BGA 2833
Power consumption (TDP)	215 Watt	17 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Phi 7255 and Core Ultra 7 266V. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX-512	no data
AES-NI	+	+
AVX	-	+
Enhanced SpeedStep (EIST)	no data	+
Turbo Boost Technology	2.0	no data
TSX	-	+
Idle States	+	no data
Thermal Monitoring	+	-

Security technologies

Xeon Phi 7255 and Core Ultra 7 266V technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	+
EDB	+	no data
SGX	-	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Phi 7255 and Core Ultra 7 266V are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Phi 7255 and Core Ultra 7 266V. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2400	DDR5
Maximum memory size	384 GB	no data
Max memory channels	6	no data
Maximum memory bandwidth	115.2 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

Arc 140V

Peripherals

Specifications and connection of peripherals supported by Xeon Phi 7255 and Core Ultra 7 266V.

PCIe version	3.0	5.0
PCI Express lanes	36	4

Pros & cons summary

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Recency	1 October 2017	24 September 2024
Physical cores	68	8
Threads	68	8
Chip lithography	14 nm	3 nm
Power consumption (TDP)	215 Watt	17 Watt

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