i9-13900K vs Atom C3858

#ad 
Buy on Amazon
VS

Aggregate performance score

Atom C3858
2017
12 cores / 12 threads, 25 Watt
2.96
Core i9-13900K
2022
24 cores / 32 threads, 125 Watt
37.09
+1153%

Core i9-13900K outperforms Atom C3858 by a whopping 1153% based on our aggregate benchmark results.

Primary details

Comparing Atom C3858 and Core i9-13900K processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking165088
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.9262.93
Market segmentServerDesktop processor
SeriesIntel AtomIntel Core i9
Power efficiency11.2028.06
Architecture codenameGoldmont (2016−2017)Raptor Lake, Raptor Cove, Gracemont (2022)
Release date15 August 2017 (7 years ago)27 September 2022 (2 years ago)
Launch price (MSRP)$332$589

Cost-effectiveness evaluation

Performance per price, higher is better.

i9-13900K has 6740% better value for money than Atom C3858.

Detailed specifications

Atom C3858 and Core i9-13900K 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 cores12 (Dodeca-Core)24 (Tetracosa-Core)
Threads1232
Base clock speed2 GHz3 GHz
Boost clock speed2 GHz5.7 GHz
Bus rateno data4 × 16 GT/s
Multiplier2030
L1 cache672 KB80K (per core)
L2 cache12 MB2 MB (per core)
L3 cache12 MB36 MB (shared)
Chip lithography14 nmIntel 7 nm
Die sizeno data257 mm2
Maximum core temperature83 °C100 °C
Maximum case temperature (TCase)no data72 °C
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier-+

Compatibility

Information on Atom C3858 and Core i9-13900K 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
SocketFCBGA1310FCLGA1700
Power consumption (TDP)25 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom C3858 and Core i9-13900K. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
AVX-+
vProno data+
Enhanced SpeedStep (EIST)++
QuickAssist+no data
Speed Shiftno data+
Turbo Boost Technology-2.0
Hyper-Threading Technology-+
Idle Statesno data+
Thermal Monitoring-+
SIPP-+
Turbo Boost Max 3.0no data+
Deep Learning Boost-+

Security technologies

Atom C3858 and Core i9-13900K technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Atom C3858 and Core i9-13900K are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom C3858 and Core i9-13900K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4: 2400DDR4, DDR5
Maximum memory size256 GB192 GB
Max memory channels22
Maximum memory bandwidth38.397 GB/s89.604 GB/s
ECC memory support++

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel UHD Graphics 770
Quick Sync Video-+
Clear Video HDno data+
Graphics max frequencyno data1.65 GHz
Execution Unitsno data32

Graphics interfaces

Available interfaces and connections of Atom C3858 and Core i9-13900K integrated GPUs.

Number of displays supportedno data4

Graphics image quality

Maximum display resolutions supported by Atom C3858 and Core i9-13900K integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4no data4096 x 2160 @ 60Hz
Max resolution over eDPno data5120 x 3200 @ 120Hz
Max resolution over DisplayPortno data7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Atom C3858 and Core i9-13900K integrated GPUs, sometimes API versions are included.

DirectXno data12
OpenGLno data4.5

Peripherals

Specifications and connection of peripherals supported by Atom C3858 and Core i9-13900K.

PCIe version35.0 and 4.0
PCI Express lanes1620
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 C3858 2.96
i9-13900K 37.09
+1153%

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 C3858 4707
i9-13900K 58913
+1152%

Gaming performance

Pros & cons summary


Performance score 2.96 37.09
Recency 15 August 2017 27 September 2022
Physical cores 12 24
Threads 12 32
Power consumption (TDP) 25 Watt 125 Watt

Atom C3858 has 400% lower power consumption.

i9-13900K, on the other hand, has a 1153% higher aggregate performance score, an age advantage of 5 years, and 100% more physical cores and 166.7% more threads.

The Core i9-13900K is our recommended choice as it beats the Atom C3858 in performance tests.

Be aware that Atom C3858 is a server/workstation processor while Core i9-13900K is a desktop one.


Should you still have questions on choice between Atom C3858 and Core i9-13900K, ask them in Comments section, and we shall answer.

Vote for your favorite

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


Intel Atom C3858
Atom C3858
Intel Core i9-13900K
Core i9-13900K

Similar processor comparisons

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.


5 1 vote

Rate Atom C3858 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.9 1960 votes

Rate Core i9-13900K on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Atom C3858 or Core i9-13900K, agree or disagree with our judgements, or report an error or mismatch.