i9-14900KF vs A9-9420

VS

Aggregate performance score

A9-9420
2016
2 cores / 2 threads, 15 Watt
0.94
Core i9-14900KF
2023
24 cores / 32 threads, 125 Watt
37.48
+3887%

Core i9-14900KF outperforms A9-9420 by a whopping 3887% based on our aggregate benchmark results.

Primary details

Comparing A9-9420 and Core i9-14900KF processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking250583
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data63.30
Market segmentLaptopDesktop processor
SeriesAMD Bristol Ridgeno data
Power efficiency5.9328.38
Architecture codenameStoney Ridge (2016−2019)Raptor Lake-R (2023−2024)
Release date31 May 2016 (8 years ago)17 October 2023 (1 year ago)
Launch price (MSRP)no data$564

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

A9-9420 and Core i9-14900KF 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 cores2 (Dual-core)24 (Tetracosa-Core)
Threads232
Base clock speed3 GHz3.2 GHz
Boost clock speed3.6 GHz5.8 GHz
L1 cache160 KB80 KB (per core)
L2 cache1 MB (shared)2 MB (per core)
L3 cacheno data36 MB (shared)
Chip lithography28 nmIntel 7 nm
Die size125 mm2257 mm2
Maximum core temperature90 °C100 °C
Maximum case temperature (TCase)74 °Cno data
Number of transistors1,200 millionno data
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier-+

Compatibility

Information on A9-9420 and Core i9-14900KF 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 configuration11
SocketFT4FCLGA1700
Power consumption (TDP)15 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A9-9420 and Core i9-14900KF. You'll probably need this information if you require some particular technology.

Instruction set extensionsVirtualization,Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
FMA+-
AVX++
Enhanced SpeedStep (EIST)no data+
Speed Shiftno data+
Turbo Boost Technologyno data2.0
Hyper-Threading Technologyno data+
TSX-+
Idle Statesno data+
Thermal Monitoring-+
Turbo Boost Max 3.0no data+
Deep Learning Boost-+

Security technologies

A9-9420 and Core i9-14900KF technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDBno data+
Secure Keyno data+
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by A9-9420 and Core i9-14900KF are enumerated here.

AMD-V+-
VT-dno data+
VT-xno data+
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by A9-9420 and Core i9-14900KF. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR5-5600, DDR4-3200
Maximum memory sizeno data192 GB
Max memory channelsno data2
Maximum memory bandwidthno data89.6 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardRadeon R5N/A

Peripherals

Specifications and connection of peripherals supported by A9-9420 and Core i9-14900KF.

PCIe version3.05.0 and 4.0
PCI Express lanes816

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.

A9-9420 0.94
i9-14900KF 37.48
+3887%

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.

A9-9420 1498
i9-14900KF 59541
+3875%

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

A9-9420 325
i9-14900KF 3097
+853%

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

A9-9420 500
i9-14900KF 20769
+4054%

Gaming performance

Pros & cons summary


Performance score 0.94 37.48
Recency 31 May 2016 17 October 2023
Physical cores 2 24
Threads 2 32
Power consumption (TDP) 15 Watt 125 Watt

A9-9420 has 733.3% lower power consumption.

i9-14900KF, on the other hand, has a 3887.2% higher aggregate performance score, an age advantage of 7 years, and 1100% more physical cores and 1500% more threads.

The Core i9-14900KF is our recommended choice as it beats the A9-9420 in performance tests.

Be aware that A9-9420 is a notebook processor while Core i9-14900KF is a desktop one.


Should you still have questions on choice between A9-9420 and Core i9-14900KF, 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.


AMD A9-9420
A9-9420
Intel Core i9-14900KF
Core i9-14900KF

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.


2.8 511 votes

Rate A9-9420 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
4 331 vote

Rate Core i9-14900KF on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about A9-9420 or Core i9-14900KF, agree or disagree with our judgements, or report an error or mismatch.