Intel Core i7-1280P vs Intel Xeon W-11955M

Comparative analysis of Intel Core i7-1280P and Intel Xeon W-11955M processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Graphics image quality, Graphics API support, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

Intel Core i7-1280P

Intel Xeon W-11955M

Differences

Reasons to consider the Intel Core i7-1280P

CPU is newer: launch date 9 month(s) later
6 more cores, run more applications at once: 14 vs 8
4 more threads: 20 vs 16
A newer manufacturing process allows for a more powerful, yet cooler running processor: 7 nm vs 10 nm SuperFin
Around 46% more L1 cache; more data can be stored in the L1 cache for quick access later
Around 75% more L2 cache; more data can be stored in the L2 cache for quick access later
Around 1% better performance in PassMark - Single thread mark: 3326 vs 3292

Specifications (specs)
Launch date	23 Feb 2022 vs 11 May 2021
Number of cores	14 vs 8
Number of threads	20 vs 16
Manufacturing process technology	7 nm vs 10 nm SuperFin
L1 cache	1120 KB vs 768 KB
L2 cache	17.5 MB vs 10 MB
Benchmarks
PassMark - Single thread mark	3326 vs 3292

Reasons to consider the Intel Xeon W-11955M

Around 4% higher clock speed: 5.00 GHz vs 4.80 GHz
2x more maximum memory size: 128 GB vs 64 GB
Around 10% better performance in PassMark - CPU mark: 22610 vs 20521

Specifications (specs)
Maximum frequency	5.00 GHz vs 4.80 GHz
Maximum memory size	128 GB vs 64 GB
Benchmarks
PassMark - CPU mark	22610 vs 20521

Compare benchmarks

CPU 1: Intel Core i7-1280P
CPU 2: Intel Xeon W-11955M

PassMark - Single thread mark

CPU 1

CPU 2

3326

3292

PassMark - CPU mark

CPU 1

CPU 2

20521

22610

Name	Intel Core i7-1280P	Intel Xeon W-11955M
PassMark - Single thread mark	3326	3292
PassMark - CPU mark	20521	22610

Compare specifications (specs)

	Intel Core i7-1280P	Intel Xeon W-11955M
Essentials
Architecture codename	Alder Lake	Tiger Lake
Launch date	23 Feb 2022	11 May 2021
Launch price (MSRP)	$482	$623
Place in performance rating	421	412
Processor Number	i7-1280P	W-11955M
Series	12th Generation Intel Core i7 Processors	Intel Xeon W Processor
Vertical segment	Mobile	Mobile
Status		Launched
Performance
64 bit support
L1 cache	1120 KB	768 KB
L2 cache	17.5 MB	10 MB
L3 cache	24 MB	24 MB
Manufacturing process technology	7 nm	10 nm SuperFin
Maximum core temperature	100°C	100°C
Maximum frequency	4.80 GHz	5.00 GHz
Number of cores	14	8
Number of threads	20	16
Bus Speed		8 GT/s
Memory
Max memory channels	2	2
Maximum memory size	64 GB	128 GB
Supported memory types	Up to DDR5 4800 MT/s Up to DDR4 3200 MT/s Up to LPDDR5 5200 MT/s Up to LPDDR4x 4267 MT/s	Up to 3200 MT/s
Maximum memory bandwidth		51.2 GB/s
Graphics
Device ID	0x46A6	0x9A70
Execution Units	96	32
Graphics max dynamic frequency	1.45 GHz	1.45 GHz
Intel® Quick Sync Video
Processor graphics	Intel Iris Xe Graphics eligible	Intel UHD Graphics for 11th Gen Intel Processors
Graphics base frequency		350 MHz
Graphics interfaces
Number of displays supported	4	4
Graphics image quality
Max resolution over DisplayPort	7680 x 4320 @ 60Hz	7680x4320@60Hz
Max resolution over eDP	4096 x 2304 @ 120Hz	4096x2304@60Hz
Graphics API support
DirectX	12.1	12.1
OpenGL	4.6	4.6
Compatibility
Max number of CPUs in a configuration	1	1
Package Size	50 x 25	50 x 26.5
Sockets supported	FCBGA1744	FCBGA1787
Thermal Design Power (TDP)	28 Watt
Configurable TDP-down		35 Watt
Configurable TDP-down Frequency		2.10 GHz
Configurable TDP-up		45 Watt
Configurable TDP-up Frequency		2.60 GHz
Peripherals
Max number of PCIe lanes	20	20
PCIe configurations		Up to 1x16+1x4, 2x8+1x4, 1x8+3x4
Security & Reliability
Execute Disable Bit (EDB)
Intel® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)
Secure Boot
Intel® Software Guard Extensions (Intel® SGX)
Mode-based Execute Control (MBE)
Advanced Technologies
Instruction set extensions	Intel SSE4.1, Intel SSE4.2, Intel AVX2	Intel SSE4.1, Intel SSE4.2, Intel AVX2, Intel AVX-512
Intel® AES New Instructions
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® Volume Management Device (VMD)
Speed Shift technology
Thermal Monitoring
Intel® Optane™ Memory Supported
Intel® Stable Image Platform Program (SIPP)
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)