Pentium Gold G6405 vs Ryzen 9 5900HX

VS

Aggregate performance score

Ryzen 9 5900HX
2021
8 cores / 16 threads, 45 Watt
14.16
+430%
Pentium Gold G6405
2021
2 cores / 4 threads, 15 Watt
2.67

Ryzen 9 5900HX outperforms Pentium Gold G6405 by a whopping 430% based on our aggregate benchmark results.

Primary details

Comparing Ryzen 9 5900HX and Pentium Gold G6405 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking5141721
Place by popularitynot in top-100not in top-100
Market segmentLaptopDesktop processor
SeriesAMD Cezanne (Zen 3, Ryzen 5000)no data
Power efficiency29.764.35
Architecture codenameCezanne-H (Zen 3) (2021)Comet Lake-R (2021)
Release date12 January 2021 (3 years ago)16 March 2021 (3 years ago)
Launch price (MSRP)no data$64

Detailed specifications

Ryzen 9 5900HX and Pentium Gold G6405 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 cores8 (Octa-Core)2 (Dual-core)
Threads164
Base clock speed3.3 GHz4.1 GHz
Boost clock speed4.6 GHz4.1 GHz
Bus rateno data8 GT/s
Multiplier33no data
L1 cache64K (per core)64 KB (per core)
L2 cache512K (per core)256 KB (per core)
L3 cache16 MB (shared)4 MB (shared)
Chip lithography7 nm14 nm
Die size156 mm2no data
Maximum core temperature105 °Cno data
Maximum case temperature (TCase)no data72 °C
Number of transistors9,800 millionno data
64 bit support++
Windows 11 compatibility++

Compatibility

Information on Ryzen 9 5900HX and Pentium Gold G6405 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
SocketFP61200
Power consumption (TDP)45 Watt15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 9 5900HX and Pentium Gold G6405. You'll probably need this information if you require some particular technology.

Instruction set extensionsMMX (+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A, AES, AVX, AVX2, FMA3, SHAno data
AES-NI++
AVX++
Enhanced SpeedStep (EIST)no data+
TSX-+

Security technologies

Ryzen 9 5900HX and Pentium Gold G6405 technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 9 5900HX and Pentium Gold G6405 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 9 5900HX and Pentium Gold G6405. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR4-2666

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
AMD Radeon RX Vega 8 (Ryzen 4000/5000) ( - 2100 MHz)Intel UHD Graphics 610

Peripherals

Specifications and connection of peripherals supported by Ryzen 9 5900HX and Pentium Gold G6405.

PCIe version3.03.0
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 5900HX 14.16
+430%
Pentium Gold G6405 2.67

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 5900HX 22500
+430%
Pentium Gold G6405 4244

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 5900HX 1846
+118%
Pentium Gold G6405 845

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 5900HX 7604
+341%
Pentium Gold G6405 1725

Gaming performance

Pros & cons summary


Performance score 14.16 2.67
Integrated graphics card 9.05 1.89
Recency 12 January 2021 16 March 2021
Physical cores 8 2
Threads 16 4
Chip lithography 7 nm 14 nm
Power consumption (TDP) 45 Watt 15 Watt

Ryzen 9 5900HX has a 430.3% higher aggregate performance score, 378.8% faster integrated GPU, 300% more physical cores and 300% more threads, and a 100% more advanced lithography process.

Pentium Gold G6405, on the other hand, has an age advantage of 2 months, and 200% lower power consumption.

The Ryzen 9 5900HX is our recommended choice as it beats the Pentium Gold G6405 in performance tests.

Be aware that Ryzen 9 5900HX is a notebook processor while Pentium Gold G6405 is a desktop one.


Should you still have questions on choice between Ryzen 9 5900HX and Pentium Gold G6405, ask them in Comments section, and we shall answer.

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AMD Ryzen 9 5900HX
Ryzen 9 5900HX
Intel Pentium Gold G6405
Pentium Gold G6405

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Community ratings

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