Xeon D-2146NT vs Atom C3758

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Aggregate performance score

Atom C3758
2017
8 cores / 8 threads, 25 Watt
2.90
Xeon D-2146NT
2018
8 cores / 16 threads, 80 Watt
7.39
+155%

Xeon D-2146NT outperforms Atom C3758 by a whopping 155% based on our aggregate benchmark results.

Primary details

Comparing Atom C3758 and Xeon D-2146NT processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1665985
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation1.547.96
Market segmentServerServer
SeriesIntel AtomIntel Xeon D
Power efficiency10.978.74
Architecture codenameGoldmont (2016−2017)Skylake (server) (2017−2018)
Release date15 August 2017 (7 years ago)7 February 2018 (6 years ago)
Launch price (MSRP)$193$641

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon D-2146NT has 417% better value for money than Atom C3758.

Detailed specifications

Atom C3758 and Xeon D-2146NT 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 cores8 (Octa-Core)8 (Octa-Core)
Threads816
Base clock speed2.2 GHz2.3 GHz
Boost clock speed2.2 GHz3 GHz
Bus typeno dataDMI 3.0
Bus rateno data4 × 8 GT/s
Multiplier2223
L1 cache448 KB512 KB
L2 cache16 MB8 MB
L3 cache16 MB11 MB
Chip lithography14 nm14 nm
Maximum core temperature82 °Cno data
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Atom C3758 and Xeon D-2146NT 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)1 (Uniprocessor)
SocketFCBGA1310FCBGA2518
Power consumption (TDP)25 Watt80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom C3758 and Xeon D-2146NT. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® AVX2, Intel® AVX-512
AES-NI++
AVX-+
vProno data+
Enhanced SpeedStep (EIST)++
QuickAssist++
Turbo Boost Technology-2.0
Hyper-Threading Technology-+
TSX-+
Idle Statesno data+
Thermal Monitoring-+
Turbo Boost Max 3.0no data-

Security technologies

Atom C3758 and Xeon D-2146NT technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Atom C3758 and Xeon D-2146NT are enumerated here.

VT-d++
VT-x++
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom C3758 and Xeon D-2146NT. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4: 2400DDR4
Maximum memory size256 GB512 GB
Max memory channels24
Maximum memory bandwidth34.134 GB/s85.33 GB/s
ECC memory support++

Peripherals

Specifications and connection of peripherals supported by Atom C3758 and Xeon D-2146NT.

PCIe version33.0
PCI Express lanes1632
USB revision3no data
Total number of SATA ports16no data
Max number of SATA 6 Gb/s Ports16no data
Number of USB ports8no data
Integrated LAN4x10/2.5/1 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 C3758 2.90
Xeon D-2146NT 7.39
+155%

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 C3758 4614
Xeon D-2146NT 11736
+154%

Gaming performance

Pros & cons summary


Performance score 2.90 7.39
Recency 15 August 2017 7 February 2018
Threads 8 16
Power consumption (TDP) 25 Watt 80 Watt

Atom C3758 has 220% lower power consumption.

Xeon D-2146NT, on the other hand, has a 154.8% higher aggregate performance score, an age advantage of 5 months, and 100% more threads.

The Xeon D-2146NT is our recommended choice as it beats the Atom C3758 in performance tests.


Should you still have questions on choice between Atom C3758 and Xeon D-2146NT, ask them in Comments section, and we shall answer.

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Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


Intel Atom C3758
Atom C3758
Intel Xeon D-2146NT
Xeon D-2146NT

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We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

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


3.5 4 votes

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4 2 votes

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Questions & comments

Here you can ask a question about Atom C3758 or Xeon D-2146NT, agree or disagree with our judgements, or report an error or mismatch.