Xeon W-11955M vs W-1290P

General info

Comparing Xeon W-1290P and Xeon W-11955M processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	447	438
Place by popularity	not in top-100	not in top-100
Value for money	no data	58.79
Market segment	Server	Server
Series	no data	Intel Tiger Lake
Architecture codename	Comet Lake (2020)	Tiger Lake-H (2021)
Release date	13 May 2020 (3 years ago)	11 May 2021 (2 years ago)
Current price	no data	$372

Value for money

Performance per price, higher is better.

Technical specs

Xeon W-1290P and Xeon W-11955M 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)	8 (Octa-Core)
Threads	20	16
Base clock speed	3.7 GHz	2.6 GHz
Boost clock speed	5.2 GHz	5 GHz
L1 cache	64K (per core)	96K (per core)
L2 cache	256K (per core)	1.25 MB (per core)
L3 cache	20 MB (shared)	24 MB (shared)
Chip lithography	14 nm	10 nm SuperFin
Die size	206 mm2	no data
Maximum core temperature	100 °C	100 °C
Maximum case temperature (TCase)	70 °C	72 °C
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	No	No

Compatibility

Information on Xeon W-1290P and Xeon W-11955M 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	FCLGA1200	FCBGA1787
Power consumption (TDP)	125 Watt	35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon W-1290P and Xeon W-11955M. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
FMA	no data	+
AVX	+	+
vPro	+	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	+
TSX	-	+
Idle States	+	no data
Thermal Monitoring	+	+
Flex Memory Access	no data	+
SIPP	no data	+
Turbo Boost Max 3.0	+	+
Status	Discontinued	Discontinued

Security technologies

Xeon W-1290P and Xeon W-11955M technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	no data
Secure Key	+	+
Identity Protection	+	no data
SGX	Yes with Intel® ME	-
OS Guard	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon W-1290P and Xeon W-11955M are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon W-1290P and Xeon W-11955M. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2933	DDR4
Maximum memory size	128 GB	128 GB
Max memory channels	2	2
Maximum memory bandwidth	45.8 GB/s	51.2 GB/s
ECC memory support	+	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel UHD Graphics P630	Intel® UHD Graphics for 11th Gen Intel® Processors
Max video memory	64 GB	no data
Quick Sync Video	+	+
Clear Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	1.2 GHz	1.45 GHz
Execution Units	no data	32
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Xeon W-1290P and Xeon W-11955M integrated GPUs.

Number of displays supported

3

4

Graphics image quality

Maximum display resolutions supported by Xeon W-1290P and Xeon W-11955M integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	no data
Max resolution over HDMI 1.4	4096x2160@30Hz	4096x2304@60Hz
Max resolution over eDP	4096x2304@60Hz	4096x2304@60Hz
Max resolution over DisplayPort	4096x2304@60Hz	7680x4320@60Hz

Graphics API support

APIs supported by Xeon W-1290P and Xeon W-11955M integrated GPUs, sometimes API versions are included.

DirectX	12	12.1
OpenGL	4.5	4.6

Peripherals

Specifications and connection of peripherals supported by Xeon W-1290P and Xeon W-11955M.

PCIe version	3.0	4.0
PCI Express lanes	16	20

Synthetic benchmark performance

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

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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.

W-11955M outperforms W-1290P by 1% based on our aggregated benchmark results.

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Advantages and disadvantages

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Performance score	14.54	14.65
Recency	13 May 2020	11 May 2021
Physical cores	10	8
Threads	20	16
Chip lithography	14 nm	10 nm
Power consumption (TDP)	125 Watt	35 Watt

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Should you still have questions on choice between Xeon W-1290P and Xeon W-11955M, ask them in Comments section, and we shall answer.

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