Intel Atom C3338 vs Intel Xeon X5550

Comparative analysis of Intel Atom C3338 and Intel Xeon X5550 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 - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), CompuBench 1.5 Desktop - T-Rex (Frames/s).

Intel Atom C3338

Intel Xeon X5550

Differences

Reasons to consider the Intel Atom C3338

Around 33% higher maximum core temperature: 100°C vs 75°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 45 nm
10.6x lower typical power consumption: 8.5 Watt vs 95 Watt

Maximum core temperature	100°C vs 75°C
Manufacturing process technology	14 nm vs 45 nm
Thermal Design Power (TDP)	8.5 Watt vs 95 Watt

Reasons to consider the Intel Xeon X5550

2 more cores, run more applications at once: 4 vs 2
6 more threads: 8 vs 2
Around 39% higher clock speed: 3.06 GHz vs 2.20 GHz
Around 13% higher maximum memory size: 144 GB vs 128 GB
Around 63% better performance in PassMark - Single thread mark: 1312 vs 806
5.5x better performance in PassMark - CPU mark: 5603 vs 1028

Specifications (specs)
Number of cores	4 vs 2
Number of threads	8 vs 2
Maximum frequency	3.06 GHz vs 2.20 GHz
Maximum memory size	144 GB vs 128 GB
Max number of CPUs in a configuration	2 vs 1
Benchmarks
PassMark - Single thread mark	1312 vs 806
PassMark - CPU mark	5603 vs 1028

Compare benchmarks

CPU 1: Intel Atom C3338
CPU 2: Intel Xeon X5550

PassMark - Single thread mark

CPU 1

CPU 2

806

1312

PassMark - CPU mark

CPU 1

CPU 2

1028

5603

Name	Intel Atom C3338	Intel Xeon X5550
PassMark - Single thread mark	806	1312
PassMark - CPU mark	1028	5603
Geekbench 4 - Single Core		491
Geekbench 4 - Multi-Core		2241
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		1.775
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		71.663
CompuBench 1.5 Desktop - Video Composition (Frames/s)		2.861
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		8.548
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.531

Compare specifications (specs)

	Intel Atom C3338	Intel Xeon X5550
Essentials
Architecture codename	Denverton	Nehalem EP
Launch date	Q1'17	March 2009
Place in performance rating	2541	2534
Processor Number	C3338	X5550
Series	Intel® Atom™ Processor C Series	Legacy Intel® Xeon® Processors
Status	Launched	Launched
Vertical segment	Server	Server
Launch price (MSRP)		$62
Price now		$17.27
Value for money (0-100)		92.15
Performance
64 bit support
Base frequency	1.50 GHz	2.66 GHz
Manufacturing process technology	14 nm	45 nm
Maximum core temperature	100°C	75°C
Maximum frequency	2.20 GHz	3.06 GHz
Number of cores	2	4
Number of QPI Links	0	2
Number of threads	2	8
Number of Ultra Path Interconnect (UPI) Links	0
Bus Speed		6.4 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	1	3
Maximum memory size	128 GB	144 GB
Supported memory types	DDR4: 1866	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	42.5mm x 45mm
Sockets supported	FCBGA1310	FCLGA1366
Thermal Design Power (TDP)	8.5 Watt	95 Watt
Peripherals
Integrated LAN
Max number of PCIe lanes	10
Max number of SATA 6 Gb/s Ports	10
Number of USB ports	8
PCI Express revision	3
PCIe configurations	x2,x4,x8
Total number of SATA ports	10
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)