Intel Atom C3538 vs Intel Xeon L5530

Comparative analysis of Intel Atom C3538 and Intel Xeon L5530 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 Atom C3538

Intel Xeon L5530

Differences

Reasons to consider the Intel Atom C3538

Around 43% higher maximum core temperature: 100°C vs 70°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 45 nm
Around 78% higher maximum memory size: 256 GB vs 144 GB
4x lower typical power consumption: 15 Watt vs 60 Watt

Maximum core temperature	100°C vs 70°C
Manufacturing process technology	14 nm vs 45 nm
Maximum memory size	256 GB vs 144 GB
Thermal Design Power (TDP)	15 Watt vs 60 Watt

Reasons to consider the Intel Xeon L5530

4 more threads: 8 vs 4
Around 27% higher clock speed: 2.66 GHz vs 2.10 GHz
Around 57% better performance in PassMark - Single thread mark: 1169 vs 744
Around 34% better performance in PassMark - CPU mark: 2522 vs 1889

Specifications (specs)
Number of threads	8 vs 4
Maximum frequency	2.66 GHz vs 2.10 GHz
Max number of CPUs in a configuration	2 vs 1
Benchmarks
PassMark - Single thread mark	1169 vs 744
PassMark - CPU mark	2522 vs 1889

Compare benchmarks

CPU 1: Intel Atom C3538
CPU 2: Intel Xeon L5530

PassMark - Single thread mark

CPU 1

CPU 2

744

1169

PassMark - CPU mark

CPU 1

CPU 2

1889

2522

Name	Intel Atom C3538	Intel Xeon L5530
PassMark - Single thread mark	744	1169
PassMark - CPU mark	1889	2522
Geekbench 4 - Single Core	1287
Geekbench 4 - Multi-Core	3460

Compare specifications (specs)

	Intel Atom C3538	Intel Xeon L5530
Essentials
Architecture codename	Denverton	Nehalem EP
Launch date	Q3'17	August 2009
Place in performance rating	2086	2072
Processor Number	C3538	L5530
Series	Intel® Atom™ Processor C Series	Legacy Intel® Xeon® Processors
Status	Launched	Launched
Vertical segment	Server	Server
Price now		$13.96
Value for money (0-100)		91.79
Performance
64 bit support
Base frequency	2.10 GHz	2.40 GHz
Manufacturing process technology	14 nm	45 nm
Maximum core temperature	100°C	70°C
Maximum frequency	2.10 GHz	2.66 GHz
Number of cores	4	4
Number of QPI Links	0	2
Number of threads	4	8
Number of Ultra Path Interconnect (UPI) Links	0
Bus Speed		5.86 GT/s QPI
Die size		263 mm2
L1 cache		64 KB (per core)
L2 cache		256 KB (per core)
L3 cache		8192 KB (shared)
Transistor count		731 million
VID voltage range		0.75V -1.35V
Memory
Max memory channels	2	3
Maximum memory size	256 GB	144 GB
Supported memory types	DDR4: 2133	DDR3 800/1066
ECC memory support
Maximum memory bandwidth		25.6 GB/s
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	2
Package Size	34 mm x 28 mm	42.5mm x 45mm
Sockets supported	FCBGA1310	FCLGA1366
Thermal Design Power (TDP)	15 Watt	60 Watt
Peripherals
Integrated LAN
Max number of PCIe lanes	12
Max number of SATA 6 Gb/s Ports	12
Number of USB ports	8
PCI Express revision	3
PCIe configurations	x2,x4,x8
Total number of SATA ports	12
USB revision	3
Security & Reliability
Execute Disable Bit (EDB)
Intel® OS Guard
Intel® Secure Key technology
Intel® Software Guard Extensions (Intel® SGX)
Secure Boot
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Integrated Intel® QuickAssist Technology
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Enhanced Intel SpeedStep® technology
Idle States
Intel 64
Intel® Demand Based Switching
Physical Address Extensions (PAE)		40-bit
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)