Ryzen 9 7945HX3D vs Atom C3808

VS

Primary details

Comparing Atom C3808 and Ryzen 9 7945HX3D processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot rated94
Place by popularitynot in top-100not in top-100
Market segmentServerLaptop
SeriesIntel AtomAMD Dragon Range (Zen 4, Ryzen 7045)
Power efficiencyno data62.62
Architecture codenameGoldmont (2016−2017)Dragon Range-HX (Zen 4) (2023−2024)
Release date15 August 2017 (7 years ago)27 July 2023 (1 year ago)
Launch price (MSRP)$369no data

Detailed specifications

Atom C3808 and Ryzen 9 7945HX3D 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)16 (Hexadeca-Core)
Threads1232
Base clock speed2 GHz2.3 GHz
Boost clock speed2 GHz5.4 GHz
Multiplier22no data
L1 cache672 KB64 KB (per core)
L2 cache12 MB1 MB (per core)
L3 cache12 MB128 MB (shared)
Chip lithography14 nm5 nm
Die sizeno data2x 71 mm2
Maximum core temperature86 °C89 °C
Number of transistorsno data17,840 million
64 bit support++
Windows 11 compatibility-no data
Unlocked multiplier-+

Compatibility

Information on Atom C3808 and Ryzen 9 7945HX3D 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
SocketFCBGA1310FL1
Power consumption (TDP)25 Watt55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom C3808 and Ryzen 9 7945HX3D. You'll probably need this information if you require some particular technology.

AES-NI++
AVX-+
Enhanced SpeedStep (EIST)+no data
QuickAssist+no data
Turbo Boost Technology-no data
Hyper-Threading Technology-no data
Precision Boost 2no data+

Security technologies

Atom C3808 and Ryzen 9 7945HX3D technologies aimed at improving security, for example, by protecting against hacks.

EDB+no data
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 C3808 and Ryzen 9 7945HX3D are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom C3808 and Ryzen 9 7945HX3D. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4: 2133DDR5-5200
Maximum memory size256 GBno data
Max memory channels2no data
Maximum memory bandwidth34.134 GB/sno data
ECC memory support+-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataAMD Radeon 610M

Peripherals

Specifications and connection of peripherals supported by Atom C3808 and Ryzen 9 7945HX3D.

PCIe version35.0
PCI Express lanes1628
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

Pros & cons summary


Recency 15 August 2017 27 July 2023
Physical cores 12 16
Threads 12 32
Chip lithography 14 nm 5 nm
Power consumption (TDP) 25 Watt 55 Watt

Atom C3808 has 120% lower power consumption.

Ryzen 9 7945HX3D, on the other hand, has an age advantage of 5 years, 33.3% more physical cores and 166.7% more threads, and a 180% more advanced lithography process.

We couldn't decide between Atom C3808 and Ryzen 9 7945HX3D. We've got no test results to judge.

Be aware that Atom C3808 is a server/workstation processor while Ryzen 9 7945HX3D is a notebook one.


Should you still have questions on choice between Atom C3808 and Ryzen 9 7945HX3D, 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 C3808
Atom C3808
AMD Ryzen 9 7945HX3D
Ryzen 9 7945HX3D

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.


No user ratings yet.

Rate Atom C3808 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
4.2 125 votes

Rate Ryzen 9 7945HX3D on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Atom C3808 or Ryzen 9 7945HX3D, agree or disagree with our judgements, or report an error or mismatch.