Ryzen 7 5800X3D vs Pentium Gold G6405

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Aggregate performance score

Pentium Gold G6405
2021
2 cores / 4 threads, 15 Watt
2.67
Ryzen 7 5800X3D
2022
8 cores / 16 threads, 105 Watt
17.82
+567%

Ryzen 7 5800X3D outperforms Pentium Gold G6405 by a whopping 567% based on our aggregate benchmark results.

Primary details

Comparing Pentium Gold G6405 and Ryzen 7 5800X3D processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1721348
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data29.72
Market segmentDesktop processorDesktop processor
Seriesno dataAMD Ryzen 7
Power efficiency4.3616.06
Architecture codenameComet Lake-R (2021)Vermeer (Zen3) (2020−2022)
Release date16 March 2021 (3 years ago)20 April 2022 (2 years ago)
Launch price (MSRP)$64$449

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Pentium Gold G6405 and Ryzen 7 5800X3D 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)8 (Octa-Core)
Threads416
Base clock speed4.1 GHz3.4 GHz
Boost clock speed4.1 GHz4.5 GHz
Bus rate8 GT/sno data
L1 cache64 KB (per core)512 KB
L2 cache256 KB (per core)4 MB
L3 cache4 MB (shared)96 MB (shared)
Chip lithography14 nm7 nm, 12 nm
Die sizeno data74 + 125 mm
Maximum core temperatureno data90 °C
Maximum case temperature (TCase)72 °C90 °C
Number of transistorsno data8,850 million
64 bit support++
Windows 11 compatibility++

Compatibility

Information on Pentium Gold G6405 and Ryzen 7 5800X3D 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
Socket1200AM4
Power consumption (TDP)15 Watt105 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium Gold G6405 and Ryzen 7 5800X3D. You'll probably need this information if you require some particular technology.

Instruction set extensionsno data86x MMX(+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A,-64, AMD-V, AES, AVX, AVX2, FMA3, SHA, Precision Boost 2
AES-NI++
AVX++
Enhanced SpeedStep (EIST)+no data
TSX+-
Precision Boost 2no data+

Security technologies

Pentium Gold G6405 and Ryzen 7 5800X3D technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium Gold G6405 and Ryzen 7 5800X3D are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium Gold G6405 and Ryzen 7 5800X3D. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2666DDR4-3200
Maximum memory sizeno data128 GB

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel UHD Graphics 610N/A

Peripherals

Specifications and connection of peripherals supported by Pentium Gold G6405 and Ryzen 7 5800X3D.

PCIe version3.04.0
PCI Express lanes1620

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.

Pentium Gold G6405 2.67
Ryzen 7 5800X3D 17.82
+567%

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.

Pentium Gold G6405 4244
Ryzen 7 5800X3D 28311
+567%

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.

Pentium Gold G6405 845
Ryzen 7 5800X3D 2118
+151%

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.

Pentium Gold G6405 1725
Ryzen 7 5800X3D 11077
+542%

Gaming performance

Pros & cons summary


Performance score 2.67 17.82
Recency 16 March 2021 20 April 2022
Physical cores 2 8
Threads 4 16
Chip lithography 14 nm 7 nm
Power consumption (TDP) 15 Watt 105 Watt

Pentium Gold G6405 has 600% lower power consumption.

Ryzen 7 5800X3D, on the other hand, has a 567.4% higher aggregate performance score, an age advantage of 1 year, 300% more physical cores and 300% more threads, and a 100% more advanced lithography process.

The Ryzen 7 5800X3D is our recommended choice as it beats the Pentium Gold G6405 in performance tests.


Should you still have questions on choice between Pentium Gold G6405 and Ryzen 7 5800X3D, ask them in Comments section, and we shall answer.

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Intel Pentium Gold G6405
Pentium Gold G6405
AMD Ryzen 7 5800X3D
Ryzen 7 5800X3D

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Community ratings

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Questions & comments

Here you can ask a question about Pentium Gold G6405 or Ryzen 7 5800X3D, agree or disagree with our judgements, or report an error or mismatch.