Intel Core i5-11600K Intel Atom C3858
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Intel Core i5-11600K vs Intel Atom C3858

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At a glance

Wischen
Intel Core i5-11600KIntel Atom C3858
FamilyIntel Core i5 (336)Intel Atom (108)
CPU groupIntel Core i 11000 (22)Intel Atom C3000 (20)
ArchitectureRocket Lake SDenverton
Technology14 nm14 nm
SegmentDesktopDesktop
SocketLGA 1200BGA 1310
PredecessorIntel Core i5-10600K
SuccessorIntel Core i5-12600K

CPU Cores and Base Frequency

Wischen
Intel Core i5-11600KIntel Atom C3858
CPU Cores / Threads6 / 1212 / 12
Hyperthreading / SMT
Core architecturenormalnormal
Cores: 6x 12x
Frequency: 3.90 GHz 2.00 GHz
Turbo (1 Core): 4.90 GHz
Turbo (All Cores): 4.60 GHz
L2-Cache3.00 MB12.00 MB
L3-Cache12.00 MB
Overclocking

Integrated graphics (iGPU)

Wischen
Intel Core i5-11600KIntel Atom C3858
GPU nameIntel UHD Graphics 750no iGPU
GPU frequency0.35 - 1.30 GHz
CUs / Shader32 / 256 /
Raytracing
Max. displays3
Max. GPU Memory64 GB
Technology14 nm
Release dateQ1/2021

NPU AI performance

Wischen
Intel Core i5-11600KIntel Atom C3858
AI hardware
AI specifications
NPU + CPU + iGPU

Memory & PCIe

Wischen
Intel Core i5-11600KIntel Atom C3858
MemoryDDR4-3200 (51.2 GB/s)
DDR4-2400 (38.4 GB/s)
Max. Memory128 GB256 GB
Memory channels22
ECCNoYes
PCIe4.0 x 203.0 x 16
PCIe Bandwidth39.4 GB/s15.8 GB/s

Thermal Management

Wischen
Intel Core i5-11600KIntel Atom C3858
TDP125 W25 W
TDP (PL2)251 W @ 56 s
TDP up
TDP down95 W
T. junction max.100 °C100 °C

Technical details

Wischen
Intel Core i5-11600KIntel Atom C3858
Chip designMonolithicMonolithic
AES-NI
Operating systemsWindows 10, Windows 11, LinuxWindows 10, Linux
Instruction setx86-64 (64 bit)x86-64 (64 bit)
ISA extensionsSSE4.1, SSE4.2, AVX2, AVX-512SSE4.1, SSE4.2
Release dateQ1/2021Q3/2017
Release price262 $332 $
DocumentsTechnical data sheet

Your rating

Here you can rate one or both of the processors. The average rating of Intel Core i5-11600K is 4.0 stars (17 ratings), while Intel Atom C3858 has received 0 stars (0 ratings).

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Intel Core i5-11600K
Intel Core i5-11600K
6C / 12T · 3.90 - 4.90 GHz
Intel Atom C3858
Intel Atom C3858
12C / 12T · 2.00 GHz

Most popular CPUs in both categories

Intel Core i5-11600K
Intel Core i5-11600K
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