Intel Atom C3538 vs Intel Xeon E5-1620

Comparative analysis of Intel Atom C3538 and Intel Xeon E5-1620 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, 3DMark Fire Strike - Physics Score.

Intel Atom C3538

Intel Xeon E5-1620

Differences

Reasons to consider the Intel Atom C3538

Around 56% higher maximum core temperature: 100°C vs 64.0 °C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 32 nm
8.7x lower typical power consumption: 15 Watt vs 130 Watt
Around 76% better performance in Geekbench 4 - Single Core: 1287 vs 730
Around 12% better performance in Geekbench 4 - Multi-Core: 3460 vs 3096

Specifications (specs)
Maximum core temperature	100°C vs 64.0 °C
Manufacturing process technology	14 nm vs 32 nm
Thermal Design Power (TDP)	15 Watt vs 130 Watt
Benchmarks
Geekbench 4 - Single Core	1287 vs 730
Geekbench 4 - Multi-Core	3460 vs 3096

Reasons to consider the Intel Xeon E5-1620

4 more threads: 8 vs 4
Around 81% higher clock speed: 3.80 GHz vs 2.10 GHz
Around 46% higher maximum memory size: 375 GB vs 256 GB
2.4x better performance in PassMark - Single thread mark: 1766 vs 744
3.1x better performance in PassMark - CPU mark: 5862 vs 1889

Specifications (specs)
Number of threads	8 vs 4
Maximum frequency	3.80 GHz vs 2.10 GHz
Maximum memory size	375 GB vs 256 GB
Benchmarks
PassMark - Single thread mark	1766 vs 744
PassMark - CPU mark	5862 vs 1889

Compare benchmarks

CPU 1: Intel Atom C3538
CPU 2: Intel Xeon E5-1620

PassMark - Single thread mark

CPU 1

CPU 2

744

1766

PassMark - CPU mark

CPU 1

CPU 2

1889

5862

Geekbench 4 - Single Core

CPU 1

CPU 2

1287

730

Geekbench 4 - Multi-Core

CPU 1

CPU 2

3460

3096

Name	Intel Atom C3538	Intel Xeon E5-1620
PassMark - Single thread mark	744	1766
PassMark - CPU mark	1889	5862
Geekbench 4 - Single Core	1287	730
Geekbench 4 - Multi-Core	3460	3096
3DMark Fire Strike - Physics Score		0

Compare specifications (specs)

	Intel Atom C3538	Intel Xeon E5-1620
Essentials
Architecture codename	Denverton	Sandy Bridge EP
Launch date	Q3'17	March 2012
Place in performance rating	2087	2098
Processor Number	C3538	E5-1620
Series	Intel® Atom™ Processor C Series	Intel® Xeon® Processor E5 Family
Status	Launched	Discontinued
Vertical segment	Server	Server
Launch price (MSRP)		$313
Price now		$329.93
Value for money (0-100)		8.09
Performance
64 bit support
Base frequency	2.10 GHz	3.60 GHz
Manufacturing process technology	14 nm	32 nm
Maximum core temperature	100°C	64.0 °C
Maximum frequency	2.10 GHz	3.80 GHz
Number of cores	4	4
Number of QPI Links	0	0
Number of threads	4	8
Number of Ultra Path Interconnect (UPI) Links	0
Bus Speed		0 QPI
Die size		294 mm
L1 cache		64 KB (per core)
L2 cache		256 KB (per core)
L3 cache		10240 KB (shared)
Transistor count		1270 million
VID voltage range		0.60V - 1.35V
Memory
Max memory channels	2	4
Maximum memory size	256 GB	375 GB
Supported memory types	DDR4: 2133	DDR3 800/1066/1333/1600
ECC memory support
Maximum memory bandwidth		51.2 GB/s
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	34 mm x 28 mm	52.5mm x 45.0 mm
Sockets supported	FCBGA1310	FCLGA2011
Thermal Design Power (TDP)	15 Watt	130 Watt
Peripherals
Integrated LAN
Max number of PCIe lanes	12	40
Max number of SATA 6 Gb/s Ports	12
Number of USB ports	8
PCI Express revision	3	3.0
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® Identity Protection technology
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
Instruction set extensions		Intel® AVX
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® Demand Based Switching
Intel® Flex Memory Access
Intel® vPro™ Platform Eligibility
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)