Intel Core Ultra 7 165U vs Intel Xeon E5-2658 v3

Comparative analysis of Intel Core Ultra 7 165U and Intel Xeon E5-2658 v3 processors for all known characteristics in the following categories: Essentials, Performance, Memory, 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 Ultra 7 165U

Intel Xeon E5-2658 v3

Differences

Reasons to consider the Intel Core Ultra 7 165U

Around 69% higher clock speed: 4.9 GHz vs 2.90 GHz
Around 27% higher maximum core temperature: 110°C vs 86.95
A newer manufacturing process allows for a more powerful, yet cooler running processor: 7 nm vs 22 nm
7x lower typical power consumption: 15 Watt vs 105 Watt
2.2x better performance in PassMark - Single thread mark: 3453 vs 1576

Specifications (specs)
Maximum frequency	4.9 GHz vs 2.90 GHz
Maximum core temperature	110°C vs 86.95
Manufacturing process technology	7 nm vs 22 nm
Thermal Design Power (TDP)	15 Watt vs 105 Watt
Benchmarks
PassMark - Single thread mark	3453 vs 1576

Reasons to consider the Intel Xeon E5-2658 v3

10 more threads: 24 vs 14
Around 23% better performance in PassMark - CPU mark: 21856 vs 17770

Specifications (specs)
Number of threads	24 vs 14
Max number of CPUs in a configuration	2 vs 1
Benchmarks
PassMark - CPU mark	21856 vs 17770

Compare benchmarks

CPU 1: Intel Core Ultra 7 165U
CPU 2: Intel Xeon E5-2658 v3

PassMark - Single thread mark

CPU 1

CPU 2

3453

1576

PassMark - CPU mark

CPU 1

CPU 2

17770

21856

Name	Intel Core Ultra 7 165U	Intel Xeon E5-2658 v3
PassMark - Single thread mark	3453	1576
PassMark - CPU mark	17770	21856
Geekbench 4 - Single Core		3093
Geekbench 4 - Multi-Core		22657

Compare specifications (specs)

	Intel Core Ultra 7 165U	Intel Xeon E5-2658 v3
Essentials
Launch date	14 Dec 2023	Q3'14
Launch price (MSRP)	$448
Place in performance rating	410	396
Architecture codename		Haswell
Processor Number		E5-2658V3
Series		Intel® Xeon® Processor E5 v3 Family
Status		Launched
Vertical segment		Embedded
Performance
Base frequency	1700 MHz	2.20 GHz
L1 cache	112 KB (per core)
L2 cache	2 MB (per core)
L3 cache	12 MB (shared)
Manufacturing process technology	7 nm	22 nm
Maximum core temperature	110°C	86.95
Maximum frequency	4.9 GHz	2.90 GHz
Number of cores	12	12
Number of threads	14	24
Unlocked
64 bit support
Bus Speed		9.6 GT/s QPI
Number of QPI Links		2
VID voltage range		0.65V–1.30V
Memory
ECC memory support
Supported memory types	DDR5, Depends on motherboard	DDR4 1600/1866/2133
Max memory channels		4
Maximum memory bandwidth		68 GB/s
Maximum memory size		768 GB
Compatibility
Max number of CPUs in a configuration	1	2
Sockets supported	Intel BGA 2049	FCLGA2011-3
Thermal Design Power (TDP)	15 Watt	105 Watt
Low Halogen Options Available
Package Size		52.5mm x 45mm
Peripherals
PCIe configurations	Gen 4, 12 Lanes, (CPU only)	x4, x8, x16
Max number of PCIe lanes		40
PCI Express revision		3.0
Scalability		2S
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions		Intel® AVX2
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Physical Address Extensions (PAE)		46-bit
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)