Intel Core i7-1255U vs Intel Xeon W-3275M

Comparative analysis of Intel Core i7-1255U and Intel Xeon W-3275M 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, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

Intel Core i7-1255U

Intel Xeon W-3275M

Differences

Reasons to consider the Intel Core i7-1255U

CPU is newer: launch date 2 year(s) 8 month(s) later
Around 7% higher clock speed: 4.70 GHz vs 4.40 GHz
Around 32% higher maximum core temperature: 100°C vs 76°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 7 nm vs 14 nm
13.7x lower typical power consumption: 15 Watt vs 205 Watt
Around 20% better performance in PassMark - Single thread mark: 3225 vs 2677

Specifications (specs)
Launch date	23 Feb 2022 vs 3 Jun 2019
Maximum frequency	4.70 GHz vs 4.40 GHz
Maximum core temperature	100°C vs 76°C
Manufacturing process technology	7 nm vs 14 nm
Thermal Design Power (TDP)	15 Watt vs 205 Watt
Benchmarks
PassMark - Single thread mark	3225 vs 2677

Reasons to consider the Intel Xeon W-3275M

18 more cores, run more applications at once: 28 vs 10
44 more threads: 56 vs 12
2.2x more L1 cache, more data can be stored in the L1 cache for quick access later
2.2x more L2 cache, more data can be stored in the L2 cache for quick access later
3.2x more L3 cache, more data can be stored in the L3 cache for quick access later
32x more maximum memory size: 2 TB vs 64 GB
3x better performance in PassMark - CPU mark: 40465 vs 13378

Specifications (specs)
Number of cores	28 vs 10
Number of threads	56 vs 12
L1 cache	1.75 MB vs 800 KB
L2 cache	28 MB vs 12.5 MB
L3 cache	38.5 MB vs 12 MB
Maximum memory size	2 TB vs 64 GB
Benchmarks
PassMark - CPU mark	40465 vs 13378

Compare benchmarks

CPU 1: Intel Core i7-1255U
CPU 2: Intel Xeon W-3275M

PassMark - Single thread mark

CPU 1

CPU 2

3225

2677

PassMark - CPU mark

CPU 1

CPU 2

13378

40465

Name	Intel Core i7-1255U	Intel Xeon W-3275M
PassMark - Single thread mark	3225	2677
PassMark - CPU mark	13378	40465
Geekbench 4 - Single Core		1102
Geekbench 4 - Multi-Core		17851

Compare specifications (specs)

	Intel Core i7-1255U	Intel Xeon W-3275M
Essentials
Architecture codename	Alder Lake	Cascade Lake
Launch date	23 Feb 2022	3 Jun 2019
Launch price (MSRP)	$469	$7453
Place in performance rating	567	564
Processor Number	i7-1255U	W-3275M
Series	12th Generation Intel Core i7 Processors	Intel Xeon W Processor
Vertical segment	Mobile	Workstation
Status		Launched
Performance
64 bit support
L1 cache	800 KB	1.75 MB
L2 cache	12.5 MB	28 MB
L3 cache	12 MB	38.5 MB
Manufacturing process technology	7 nm	14 nm
Maximum core temperature	100°C	76°C
Maximum frequency	4.70 GHz	4.40 GHz
Number of cores	10	28
Number of threads	12	56
Base frequency		2.50 GHz
Number of Ultra Path Interconnect (UPI) Links		0
Unlocked
Memory
Max memory channels	2	6
Maximum memory size	64 GB	2 TB
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	DDR4-2933
ECC memory support
Maximum memory bandwidth		131.13 GB/s
Supported memory frequency		2933 MHz
Graphics
Device ID	0x46A8
Execution Units	96
Graphics max dynamic frequency	1.25 GHz
Intel® Quick Sync Video
Processor graphics	Intel Iris Xe Graphics eligible
Graphics interfaces
Number of displays supported	4
Graphics image quality
Max resolution over DisplayPort	7680 x 4320 @ 60Hz
Max resolution over eDP	4096 x 2304 @ 120Hz
Graphics API support
DirectX	12.1
OpenGL	4.6
Compatibility
Max number of CPUs in a configuration	1
Package Size	50 x 25	76.0mm x 56.5mm
Sockets supported	FCBGA1744	FCLGA3647
Thermal Design Power (TDP)	15 Watt	205 Watt
Peripherals
Max number of PCIe lanes	20	64
PCI Express revision		3.0
Scalability		1S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)
Secure Boot
Intel® Run Sure Technology
Mode-based Execute Control (MBE)
Advanced Technologies
Instruction set extensions	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
Enhanced Intel SpeedStep® technology
Intel 64
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Number of AVX-512 FMA Units		2
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)