Intel U300 vs Intel Xeon E5-2658A v3

Comparative analysis of Intel U300 and Intel Xeon E5-2658A 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 U300

Intel Xeon E5-2658A v3

Differences

Reasons to consider the Intel U300

Around 52% higher clock speed: 4.4 GHz vs 2.90 GHz
Around 10% higher maximum core temperature: 100°C vs 91
A newer manufacturing process allows for a more powerful, yet cooler running processor: 10 nm vs 22 nm
7x lower typical power consumption: 15 Watt vs 105 Watt
2x better performance in PassMark - Single thread mark: 3413 vs 1688

Specifications (specs)
Maximum frequency	4.4 GHz vs 2.90 GHz
Maximum core temperature	100°C vs 91
Manufacturing process technology	10 nm vs 22 nm
Thermal Design Power (TDP)	15 Watt vs 105 Watt
Benchmarks
PassMark - Single thread mark	3413 vs 1688

Reasons to consider the Intel Xeon E5-2658A v3

7 more cores, run more applications at once: 12 vs 5
18 more threads: 24 vs 6
Around 60% better performance in PassMark - CPU mark: 14879 vs 9309

Specifications (specs)
Number of cores	12 vs 5
Number of threads	24 vs 6
Max number of CPUs in a configuration	2 vs 1
Benchmarks
PassMark - CPU mark	14879 vs 9309

Compare benchmarks

CPU 1: Intel U300
CPU 2: Intel Xeon E5-2658A v3

PassMark - Single thread mark

CPU 1

CPU 2

3413

1688

PassMark - CPU mark

CPU 1

CPU 2

9309

14879

Name	Intel U300	Intel Xeon E5-2658A v3
PassMark - Single thread mark	3413	1688
PassMark - CPU mark	9309	14879
Geekbench 4 - Single Core		2959
Geekbench 4 - Multi-Core		20447

Compare specifications (specs)

	Intel U300	Intel Xeon E5-2658A v3
Essentials
Launch date	4 Jan 2023	Q1'15
Launch price (MSRP)	$193
Place in performance rating	450	439
Architecture codename		Haswell
Processor Number		E5-2658AV3
Series		Intel® Xeon® Processor E5 v3 Family
Status		Launched
Vertical segment		Embedded
Performance
Base frequency	1200 MHz	2.20 GHz
L1 cache	80K (per core)
L2 cache	1.25MB (per core)
L3 cache	8MB (shared)
Manufacturing process technology	10 nm	22 nm
Maximum core temperature	100°C	91
Maximum frequency	4.4 GHz	2.90 GHz
Number of cores	5	12
Number of threads	6	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	DDR4, DDR5, Dual-channel	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 1744	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, 8 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)