i5-12400T vs Athlon II Neo K345

Athlon II P320 Athlon II P340 Athlon II P360 Phenom II X3 N830 Phenom II X4 N930 Phenom II X4 N970 Phenom II X4 P960 Turion II P520 Turion II P540 V-Series V120 V-Series V140 V-Series V160
VS
Core i5-10400F Core i5-12400 Core i5-12400F Core i5-12400T Core i5-12490F Core i5-12500 Core i5-12500T Core i5-12600 Core i5-12600K Core i5-12600KF Core i5-13400F Core i5-13600K

Aggregate performance score

Athlon II Neo K345
2010
2 cores / 2 threads, 12 Watt
0.33
Core i5-12400T
2022
6 cores / 12 threads, 35 Watt
10.19
+2988%

Core i5-12400T outperforms Athlon II Neo K345 by a whopping 2988% based on our aggregate benchmark results.

Contents

Athlon II Neo K345 Athlon II Neo K345
i5-12400T i5-12400T

Primary details

Comparing Athlon II Neo K345 and Core i5-12400T processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking3072758
Place by popularitynot in top-100not in top-100
Market segmentLaptopDesktop processor
SeriesAMD Athlon II Neono data
Power efficiency2.6027.55
Architecture codenameChamplain (2010−2011)Alder Lake-S (2022)
Release date18 December 2010 (13 years ago)January 2022 (2 years ago)

Detailed specifications

Athlon II Neo K345 and Core i5-12400T 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)6 (Hexa-Core)
Threads212
Base clock speedno data1.8 GHz
Boost clock speed1.4 GHz4.2 GHz
Bus rate2000 MHzno data
L1 cache256 KB80K (per core)
L2 cache1 MB1.25 MB (per core)
L3 cacheno data18 MB (shared)
Chip lithography45 nmIntel 7 nm
Die sizeno data163 mm2
Maximum core temperatureno data100 °C
64 bit support++
Windows 11 compatibility-+

Compatibility

Information on Athlon II Neo K345 and Core i5-12400T 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 configurationno data1
SocketS1FCLGA1700
Power consumption (TDP)12 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Athlon II Neo K345 and Core i5-12400T. You'll probably need this information if you require some particular technology.

Instruction set extensionsSSE4A, AMD64, Enhanced Virus Protection, Virtualization, PowerNow, HyperTransport 3.0Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI-+
AVX-+
PowerNow+-
VirusProtect+-
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

Athlon II Neo K345 and Core i5-12400T 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 Athlon II Neo K345 and Core i5-12400T 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 Athlon II Neo K345 and Core i5-12400T. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR5-4800, DDR4-3200
Maximum memory sizeno data128 GB
Max memory channelsno data2
Maximum memory bandwidthno data76.8 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel UHD Graphics 730
Quick Sync Video-+
Clear Video HDno data+
Graphics max frequencyno data1.45 GHz
Execution Unitsno data24

Graphics interfaces

Available interfaces and connections of Athlon II Neo K345 and Core i5-12400T integrated GPUs.

Number of displays supportedno data4

Graphics image quality

Maximum display resolutions supported by Athlon II Neo K345 and Core i5-12400T 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 Athlon II Neo K345 and Core i5-12400T integrated GPUs, sometimes API versions are included.

DirectXno data12
OpenGLno data4.5

Peripherals

Specifications and connection of peripherals supported by Athlon II Neo K345 and Core i5-12400T.

PCIe versionno data5.0 and 4.0
PCI Express lanesno data20

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.

Athlon II Neo K345 0.33
i5-12400T 10.19
+2988%

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.

Athlon II Neo K345 527
i5-12400T 16185
+2971%

Gaming performance

Pros & cons summary

Performance score 0.33 10.19
Physical cores 2 6
Threads 2 12
Power consumption (TDP) 12 Watt 35 Watt

Athlon II Neo K345 has 191.7% lower power consumption.

i5-12400T, on the other hand, has a 2987.9% higher aggregate performance score, and 200% more physical cores and 500% more threads.

The Core i5-12400T is our recommended choice as it beats the Athlon II Neo K345 in performance tests.

Be aware that Athlon II Neo K345 is a notebook processor while Core i5-12400T is a desktop one.

Should you still have questions on choice between Athlon II Neo K345 and Core i5-12400T, 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 Athlon II Neo K345
Athlon II Neo K345
Intel Core i5-12400T
Core i5-12400T
Like
Like

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.

Athlon II Neo K345 Athlon II Neo K345
vs
Pentium Dual T2310 Pentium Dual Core T2310
i5-12400T Core i5 12400T
vs
Ryzen 5 PRO 4650G Ryzen 5 PRO 4650G
Athlon II Neo K345 Athlon II Neo K345
vs
Pentium T2310 Pentium T2310
Athlon X2 QL-65 Athlon X2 QL-65
vs
Xeon E-2456 Xeon E 2456
Turion 64 X2 TL-62 Turion 64 X2 TL-62
vs
Turion 64 X2 TL-58 Turion 64 X2 TL-58
Celeron Dual-Core T1600 Celeron Dual Core T1600
vs
Core 2 Duo L7500 Core 2 Duo L7500
Pentium Dual T2060 Pentium Dual Core T2060
vs
Ryzen 3 8300G Ryzen 3 8300G
Turion 64 X2 TL-52 Turion 64 X2 TL-52
vs
Ryzen 3 8440U Ryzen 3 8440U
Core 2 Duo L7100 Core 2 Duo L7100
vs
E2-3000 E2 3000
Celeron M 900 Celeron M 900
vs
Pentium III 800 Pentium III 800
Celeron M 900 Celeron M 900
vs
Mobile Pentium III 500 Mobile Pentium III 500
Athlon II Neo K325 Athlon II Neo K325
vs
Processor N100 Processor N100
Pentium M 770 Pentium M 770
vs
Ryzen 7 5800U Ryzen 7 5800U

Community ratings

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

No user ratings yet.

Rate Athlon II Neo K345 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.5 64 votes

Rate Core i5-12400T on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Athlon II Neo K345 or Core i5-12400T, agree or disagree with our judgements, or report an error or mismatch.