i5-14600KF vs EPYC 7643

Aggregate performance score

EPYC 7643
2021
48 cores / 96 threads, 225 Watt
47.88
+93.8%
Core i5-14600KF
2023
14 cores / 20 threads, 125 Watt
24.71

EPYC 7643 outperforms Core i5-14600KF by an impressive 94% based on our aggregate benchmark results.

Primary details

Comparing EPYC 7643 and Core i5-14600KF processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking39200
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation6.3766.69
Market segmentServerDesktop processor
SeriesAMD EPYCno data
Power efficiency20.1418.71
Architecture codenameMilan (2021−2023)Raptor Lake-R (2023−2024)
Release date15 March 2021 (3 years ago)17 October 2023 (1 year ago)
Launch price (MSRP)$4,995$294

Cost-effectiveness evaluation

Performance per price, higher is better.

i5-14600KF has 947% better value for money than EPYC 7643.

Detailed specifications

EPYC 7643 and Core i5-14600KF 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 cores48 (Octatetraconta-Core)14 (Tetradeca-Core)
Threads9620
Base clock speed2.3 GHz3.5 GHz
Boost clock speed3.6 GHz5.3 GHz
Multiplier23no data
L1 cache64 KB (per core)80 KB (per core)
L2 cache512 KB (per core)2 MB (per core)
L3 cache256 MB (shared)24 MB (shared)
Chip lithography7 nm+Intel 7 nm
Die size8x 81 mm2257 mm2
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)no data72 °C
Number of transistors33,200 millionno data
64 bit support++
Windows 11 compatibility++
Unlocked multiplier-+

Compatibility

Information on EPYC 7643 and Core i5-14600KF 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 configuration21
SocketSP3FCLGA1700
Power consumption (TDP)225 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 7643 and Core i5-14600KF. 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-+
Deep Learning Boost-+

Security technologies

EPYC 7643 and Core i5-14600KF 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 EPYC 7643 and Core i5-14600KF 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 EPYC 7643 and Core i5-14600KF. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-3200DDR5-5600, DDR4-3200
Maximum memory size4 TiB192 GB
Max memory channelsno data2
Maximum memory bandwidth204.795 GB/s89.6 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/AN/A

Peripherals

Specifications and connection of peripherals supported by EPYC 7643 and Core i5-14600KF.

PCIe version4.05.0 and 4.0
PCI Express lanes12816

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.

EPYC 7643 47.88
+93.8%
i5-14600KF 24.71

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.

EPYC 7643 76050
+93.7%
i5-14600KF 39258

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.

EPYC 7643 1237
i5-14600KF 2779
+125%

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.

EPYC 7643 11421
i5-14600KF 15825
+38.6%

Gaming performance

Pros & cons summary


Performance score 47.88 24.71
Recency 15 March 2021 17 October 2023
Physical cores 48 14
Threads 96 20
Power consumption (TDP) 225 Watt 125 Watt

EPYC 7643 has a 93.8% higher aggregate performance score, and 242.9% more physical cores and 380% more threads.

i5-14600KF, on the other hand, has an age advantage of 2 years, and 80% lower power consumption.

The EPYC 7643 is our recommended choice as it beats the Core i5-14600KF in performance tests.

Be aware that EPYC 7643 is a server/workstation processor while Core i5-14600KF is a desktop one.


Should you still have questions on choice between EPYC 7643 and Core i5-14600KF, ask them in Comments section, and we shall answer.

Vote for your favorite

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AMD EPYC 7643
EPYC 7643
Intel Core i5-14600KF
Core i5-14600KF

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Community ratings

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Questions & comments

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