Xeon E5420 vs Atom C3558

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Aggregate performance score

Atom C3558
2017
4 cores / 4 threads, 16 Watt
1.53
+20.5%

Atom C3558 outperforms Xeon E5420 by a significant 20% based on our aggregate benchmark results.

Primary details

Comparing Atom C3558 and Xeon E5420 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking21252283
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.47no data
Market segmentServerServer
SeriesIntel Atomno data
Power efficiency9.051.50
Architecture codenameGoldmont (2016−2017)no data
Release date15 August 2017 (7 years ago)1 October 2007 (17 years ago)
Launch price (MSRP)$86no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Atom C3558 and Xeon E5420 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores4 (Quad-Core)no data
Threads4no data
Base clock speed2.2 GHz2.5 GHz
Boost clock speed2.2 GHzno data
Multiplier22no data
L1 cache224 KBno data
L2 cache8 MBno data
L3 cache8 MB12 MB L2 Cache
Chip lithography14 nm45 nm
Maximum core temperature83 °C67 °C
64 bit support++
Windows 11 compatibility--
VID voltage rangeno data0.85V-1.35V

Compatibility

Information on Atom C3558 and Xeon E5420 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration1 (Uniprocessor)no data
SocketFCBGA1310LGA771
Power consumption (TDP)16 Watt80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom C3558 and Xeon E5420. You'll probably need this information if you require some particular technology.

AES-NI+-
Enhanced SpeedStep (EIST)++
QuickAssist+no data
Turbo Boost Technology--
Hyper-Threading Technology--
Idle Statesno data+
Thermal Monitoring-+
Demand Based Switchingno data+
FSB parityno data+

Security technologies

Atom C3558 and Xeon E5420 technologies aimed at improving security, for example, by protecting against hacks.

TXTno data-
EDB++
Secure Boot+no data
Secure Key+no data
SGX-no data
OS Guard+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Atom C3558 and Xeon E5420 are enumerated here.

VT-d+no data
VT-x++
EPT+-

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom C3558 and Xeon E5420. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4: 2133no data
Maximum memory size256 GBno data
Max memory channels2no data
Maximum memory bandwidth29.871 GB/sno data
ECC memory support+-

Peripherals

Specifications and connection of peripherals supported by Atom C3558 and Xeon E5420.

PCIe version3no data
PCI Express lanes12no data
USB revision3no data
Total number of SATA ports12no data
Max number of SATA 6 Gb/s Ports12no data
Number of USB ports8no data
Integrated LAN2x10/2.5/1 GBE + 2x2.5/1 GBEno data

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

Atom C3558 1.53
+20.5%
Xeon E5420 1.27

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Atom C3558 2431
+20.2%
Xeon E5420 2022

Gaming performance

Pros & cons summary


Performance score 1.53 1.27
Recency 15 August 2017 1 October 2007
Chip lithography 14 nm 45 nm
Power consumption (TDP) 16 Watt 80 Watt

Atom C3558 has a 20.5% higher aggregate performance score, an age advantage of 9 years, a 221.4% more advanced lithography process, and 400% lower power consumption.

The Atom C3558 is our recommended choice as it beats the Xeon E5420 in performance tests.


Should you still have questions on choice between Atom C3558 and Xeon E5420, ask them in Comments section, and we shall answer.

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Intel Atom C3558
Atom C3558
Intel Xeon E5420
Xeon E5420

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Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


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Questions & comments

Here you can ask a question about Atom C3558 or Xeon E5420, agree or disagree with our judgements, or report an error or mismatch.