i5-14400 vs Ryzen 9 3900XT

VS

Aggregate performance score

Ryzen 9 3900XT
2020
12 cores / 24 threads, 105 Watt
20.56
+28%
Core i5-14400
2024
10 cores / 16 threads, 65 Watt
16.06

Ryzen 9 3900XT outperforms Core i5-14400 by a significant 28% based on our aggregate benchmark results.

Primary details

Comparing Ryzen 9 3900XT and Core i5-14400 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking274422
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation26.0452.75
Market segmentDesktop processorDesktop processor
SeriesAMD Ryzen 9no data
Power efficiency18.5223.37
Architecture codenameMatisse 2 (2020)Raptor Lake-R (2023−2024)
Release date7 July 2020 (4 years ago)8 January 2024 (less than a year ago)
Launch price (MSRP)$499$221

Cost-effectiveness evaluation

Performance per price, higher is better.

i5-14400 has 103% better value for money than Ryzen 9 3900XT.

Detailed specifications

Ryzen 9 3900XT and Core i5-14400 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)10 (Deca-Core)
Performance-coresno data6
Efficient-coresno data4
Threads2416
Base clock speed3.8 GHz2.5 GHz
Boost clock speed4.7 GHz4.7 GHz
L1 cache96K (per core)80 KB (per core)
L2 cache512K (per core)1.25 MB (per core)
L3 cache64 MB20 MB (shared)
Chip lithography7 nm, 12 nmIntel 7 nm
Die size74 mm2215 mm2
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)95 °Cno data
Number of transistors3,800 millionno data
64 bit support++
Windows 11 compatibility++
Unlocked multiplier+-

Compatibility

Information on Ryzen 9 3900XT and Core i5-14400 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
SocketAM4FCLGA1700
Power consumption (TDP)105 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 9 3900XT and Core i5-14400. 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++
Enhanced SpeedStep (EIST)no data+
Speed Shiftno data+
Turbo Boost Technologyno data2.0
Hyper-Threading Technologyno data+
TSX-+
Idle Statesno data+
Thermal Monitoring-+
Precision Boost 2+no data
Deep Learning Boost-+

Security technologies

Ryzen 9 3900XT and Core i5-14400 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 Ryzen 9 3900XT and Core i5-14400 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 Ryzen 9 3900XT and Core i5-14400. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-3200DDR5-4800, DDR4-3200
Maximum memory size128 GB192 GB
Max memory channels22
Maximum memory bandwidth51.196 GB/s76.8 GB/s
ECC memory support+-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card-Intel UHD Graphics 730
Quick Sync Video-+
Clear Video HD-+
Graphics max frequency-1.55 GHz
Execution Units-24

Graphics interfaces

Available interfaces and connections of Ryzen 9 3900XT and Core i5-14400 integrated GPUs.

Number of displays supported-4

Graphics image quality

Maximum display resolutions supported by Ryzen 9 3900XT and Core i5-14400 integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4-4096 x 2160 @ 60Hz
Max resolution over eDP-5120 x 3200 @ 120Hz
Max resolution over DisplayPort-7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Ryzen 9 3900XT and Core i5-14400 integrated GPUs, sometimes API versions are included.

DirectX-12
OpenGL-4.5

Peripherals

Specifications and connection of peripherals supported by Ryzen 9 3900XT and Core i5-14400.

PCIe version4.05.0 and 4.0
PCI Express lanesno data16

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.

Ryzen 9 3900XT 20.56
+28%
i5-14400 16.06

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.

Ryzen 9 3900XT 32659
+28%
i5-14400 25512

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.

Ryzen 9 3900XT 1741
i5-14400 2389
+37.2%

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.

Ryzen 9 3900XT 9908
i5-14400 11088
+11.9%

Gaming performance

Pros & cons summary


Performance score 20.56 16.06
Recency 7 July 2020 8 January 2024
Physical cores 12 10
Threads 24 16
Power consumption (TDP) 105 Watt 65 Watt

Ryzen 9 3900XT has a 28% higher aggregate performance score, and 20% more physical cores and 50% more threads.

i5-14400, on the other hand, has an age advantage of 3 years, and 61.5% lower power consumption.

The Ryzen 9 3900XT is our recommended choice as it beats the Core i5-14400 in performance tests.


Should you still have questions on choice between Ryzen 9 3900XT and Core i5-14400, ask them in Comments section, and we shall answer.

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AMD Ryzen 9 3900XT
Ryzen 9 3900XT
Intel Core i5-14400
Core i5-14400

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Community ratings

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Questions & comments

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