Ultra 7 256V vs Xeon w5-2555X

Place in the ranking	122	631
Place by popularity	not in top-100	not in top-100
Market segment	Server	Laptop
Power efficiency	12.27	67.69
Architecture codename	no data	Lunar Lake (2024)
Release date	1 July 2024 (less than a year ago)	24 September 2024 (less than a year ago)

Detailed specifications

Xeon w5-2555X and Core Ultra 7 256V 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)	8 (Octa-Core)
Threads	28	8
Base clock speed	3.3 GHz	2.2 GHz
Boost clock speed	4.8 GHz	4.8 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	33.75 MB Intel® Smart Cache	12 MB (shared)
Chip lithography	Intel 7 nm	3 nm
Maximum core temperature	75 °C	100 °C
64 bit support	+	+
Unlocked multiplier	+	-

Compatibility

Information on Xeon w5-2555X and Core Ultra 7 256V 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	1
Socket	FCLGA4677	Intel BGA 2833
Power consumption (TDP)	252 Watt	17 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon w5-2555X and Core Ultra 7 256V. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® AMX, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512	no data
AES-NI	+	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	no data
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
TSX	+	+
Turbo Boost Max 3.0	+	no data
Deep Learning Boost	+	-

Security technologies

Xeon w5-2555X and Core Ultra 7 256V technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	no data
SGX	-	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon w5-2555X and Core Ultra 7 256V are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon w5-2555X and Core Ultra 7 256V. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR5-4800	DDR5
Maximum memory size	2 TB	no data
Max memory channels	4	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 w5-2555X and Core Ultra 7 256V.

PCIe version	5.0	5.0
PCI Express lanes	64	4

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

Xeon w5-2555X 33.30
+169%

Ultra 7 256V 12.39

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Xeon w5-2555X 51912
+169%

Ultra 7 256V 19320