Intel Atom C3558 vs Intel Xeon X5660

Comparative analysis of Intel Atom C3558 and Intel Xeon X5660 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, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).

Intel Atom C3558

Intel Xeon X5660

Differences

Reasons to consider the Intel Atom C3558

Around 23% higher maximum core temperature: 100°C vs 81.3°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 32 nm
5.9x lower typical power consumption: 16 Watt vs 95 Watt

Maximum core temperature	100°C vs 81.3°C
Manufacturing process technology	14 nm vs 32 nm
Thermal Design Power (TDP)	16 Watt vs 95 Watt

Reasons to consider the Intel Xeon X5660

2 more cores, run more applications at once: 6 vs 4
8 more threads: 12 vs 4
Around 45% higher clock speed: 3.20 GHz vs 2.20 GHz
Around 13% higher maximum memory size: 288 GB vs 256 GB
Around 58% better performance in PassMark - Single thread mark: 1354 vs 855
4.3x better performance in PassMark - CPU mark: 10471 vs 2426

Specifications (specs)
Number of cores	6 vs 4
Number of threads	12 vs 4
Maximum frequency	3.20 GHz vs 2.20 GHz
Maximum memory size	288 GB vs 256 GB
Max number of CPUs in a configuration	2 vs 1
Benchmarks
PassMark - Single thread mark	1354 vs 855
PassMark - CPU mark	10471 vs 2426

Compare benchmarks

CPU 1: Intel Atom C3558
CPU 2: Intel Xeon X5660

PassMark - Single thread mark

CPU 1

CPU 2

855

1354

PassMark - CPU mark

CPU 1

CPU 2

2426

10471

Name	Intel Atom C3558	Intel Xeon X5660
PassMark - Single thread mark	855	1354
PassMark - CPU mark	2426	10471
Geekbench 4 - Single Core		542
Geekbench 4 - Multi-Core		3231
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		2.733
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		55.088
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.722
CompuBench 1.5 Desktop - Video Composition (Frames/s)		1.363
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		12.8

Compare specifications (specs)

	Intel Atom C3558	Intel Xeon X5660
Essentials
Architecture codename	Denverton	Westmere EP
Launch date	Q3'17	March 2010
Place in performance rating	2418	2389
Processor Number	C3558	X5660
Series	Intel® Atom™ Processor C Series	Legacy Intel® Xeon® Processors
Status	Launched	Discontinued
Vertical segment	Server	Server
Launch price (MSRP)		$33
Price now		$112.91
Value for money (0-100)		19.89
Performance
64 bit support
Base frequency	2.20 GHz	2.80 GHz
Manufacturing process technology	14 nm	32 nm
Maximum core temperature	100°C	81.3°C
Maximum frequency	2.20 GHz	3.20 GHz
Number of cores	4	6
Number of QPI Links	0	2
Number of threads	4	12
Number of Ultra Path Interconnect (UPI) Links	0
Bus Speed		6.4 GT/s QPI
Die size		239 mm
L1 cache		64 KB (per core)
L2 cache		256 KB (per core)
L3 cache		12288 KB (shared)
Transistor count		1170 million
VID voltage range		0.750V-1.350V
Memory
Max memory channels	2	3
Maximum memory size	256 GB	288 GB
Supported memory types	DDR4: 2133	DDR3 800/1066/1333
ECC memory support
Maximum memory bandwidth		32 GB/s
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	2
Package Size	34 mm x 28 mm	42.5mmX45mm
Sockets supported	FCBGA1310	FCLGA1366
Thermal Design Power (TDP)	16 Watt	95 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
Instruction set extensions		Intel® SSE4.2
Intel 64
Intel® Demand Based Switching
Physical Address Extensions (PAE)		40-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)