Ultra 7 256V vs Xeon W-11855M

Place in the ranking	696	618
Place by popularity	not in top-100	not in top-100
Market segment	Server	Laptop
Series	Intel Tiger Lake	no data
Power efficiency	30.77	69.98
Architecture codename	Tiger Lake-H (2021)	Lunar Lake (2024)
Release date	11 May 2021 (3 years ago)	24 September 2024 (less than a year ago)

Detailed specifications

Xeon W-11855M 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	6 (Hexa-Core)	8 (Octa-Core)
Performance-cores	no data	4
Low Power Efficient-cores	no data	4
Threads	12	8
Base clock speed	3.2 GHz	2.2 GHz
Boost clock speed	4.9 GHz	4.8 GHz
Bus rate	8 GT/s	37 MHz
L1 cache	96K (per core)	192 KB (per core)
L2 cache	1.25 MB (per core)	2.5 MB (per core)
L3 cache	18 MB (shared)	12 MB (shared)
Chip lithography	10 nm SuperFin	3 nm
Maximum core temperature	100 °C	100 °C
Maximum case temperature (TCase)	72 °C	no data
64 bit support	+	+
Windows 11 compatibility	+	no data

Compatibility

Information on Xeon W-11855M 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	FCBGA1787	FCBGA2833
Power consumption (TDP)	35 Watt	17 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon W-11855M and Core Ultra 7 256V. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	+	+
FMA	+	-
AVX	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	+
Hyper-Threading Technology	+	-
TSX	+	+
Thermal Monitoring	+	+
Flex Memory Access	+	no data
SIPP	+	-
Turbo Boost Max 3.0	+	+
Deep Learning Boost	+	+
Supported AI Software Frameworks	-	OpenVINO™, WindowsML, DirectML, ONNX RT, WebNN

Security technologies

Xeon W-11855M and Core Ultra 7 256V technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon W-11855M and Core Ultra 7 256V are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon W-11855M and Core Ultra 7 256V. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR5
Maximum memory size	128 GB	16 GB
Max memory channels	2	2
Maximum memory bandwidth	51.2 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel UHD Graphics for 11th Gen Intel Processors	Intel Arc Graphics 140V
Quick Sync Video	+	+
Graphics max frequency	1.45 GHz	1.95 GHz
Execution Units	32	no data

Graphics interfaces

Available interfaces and connections of Xeon W-11855M and Core Ultra 7 256V integrated GPUs.

Number of displays supported

Graphics image quality

Maximum display resolutions supported by Xeon W-11855M and Core Ultra 7 256V integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	4096x2304@60Hz	4096 x 2304 @ 60Hz (HDMI 2.1 TMDS) 7680 x 4320 @ 60Hz (HDMI2.1 FRL)
Max resolution over eDP	4096x2304@60Hz	3840x2400 @ 120Hz
Max resolution over DisplayPort	7680x4320@60Hz	7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Xeon W-11855M and Core Ultra 7 256V integrated GPUs, sometimes API versions are included.

DirectX	12.1	12.2
OpenGL	4.6	4.6

Peripherals

Specifications and connection of peripherals supported by Xeon W-11855M and Core Ultra 7 256V.

PCIe version	4.0	5.0
PCI Express lanes	20	4
PCI support	no data	5.0 and 4.0

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 W-11855M 11.38

Ultra 7 256V 12.57
+10.5%

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 W-11855M 18069

Ultra 7 256V 19971
+10.5%

Geekbench 5.5 Multi-Core

Xeon W-11855M 7191

Ultra 7 256V 9460
+31.6%

Gaming performance

Pros & cons summary

Performance score	11.38	12.57
Integrated graphics card	5.58	13.27
Recency	11 May 2021	24 September 2024
Physical cores	6	8
Threads	12	8
Chip lithography	10 nm	3 nm
Power consumption (TDP)	35 Watt	17 Watt

Xeon W-11855M has 50% more threads.

Ultra 7 256V, on the other hand, has a 10.5% higher aggregate performance score, 137.8% faster integrated GPU, an age advantage of 3 years, 33.3% more physical cores, a 233.3% more advanced lithography process, and 105.9% lower power consumption.

The Core Ultra 7 256V is our recommended choice as it beats the Xeon W-11855M in performance tests.

Be aware that Xeon W-11855M is a server/workstation processor while Core Ultra 7 256V is a notebook one.

Should you still have questions on choice between Xeon W-11855M and Core Ultra 7 256V, ask them in Comments section, and we shall answer.