Pentium Gold 6405U vs Ryzen 5 4500U
Aggregate performance score
Ryzen 5 4500U outperforms Pentium Gold 6405U by a whopping 296% based on our aggregate benchmark results.
Primary details
Comparing Ryzen 5 4500U and Pentium Gold 6405U processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1010 | 2025 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | AMD Renoir (Ryzen 4000 APU) | Intel Comet Lake |
| Power efficiency | 26.01 | 10.94 |
| Architecture codename | Renoir-U (Zen 2) (2020−2021) | Comet Lake-U (2019−2020) |
| Release date | 6 January 2020 (4 years ago) | 31 October 2019 (5 years ago) |
| Launch price (MSRP) | no data | $161 |
Detailed specifications
Ryzen 5 4500U and Pentium Gold 6405U 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 cores | 6 (Hexa-Core) | 2 (Dual-core) |
| Threads | 6 | 4 |
| Base clock speed | 2.3 GHz | 2.4 GHz |
| Boost clock speed | 4 GHz | 2.4 GHz |
| Bus rate | no data | 4 GT/s |
| Multiplier | 23 | no data |
| L1 cache | 128K (per core) | 256 KB |
| L2 cache | 512K (per core) | 1 MB |
| L3 cache | 11 MB (shared) | 2 MB |
| Chip lithography | 7 nm | 14 nm |
| Die size | 156 mm2 | no data |
| Maximum core temperature | 105 °C | 100 °C |
| Number of transistors | 9800 Million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | + | + |
Compatibility
Information on Ryzen 5 4500U and Pentium Gold 6405U 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 configuration | 1 | 1 |
| Socket | FP6 | FCBGA1528 |
| Power consumption (TDP) | 25 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 5 4500U and Pentium Gold 6405U. You'll probably need this information if you require some particular technology.
| Instruction set extensions | MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, BMI2, ABM, FMA, ADX, SMEP, SMAP, CPB, AES-NI, RDRAND, RDSEED, SHA, SME | Intel® SSE4.1, Intel® SSE4.2 |
| AES-NI | + | + |
| FMA | + | - |
| AVX | + | - |
| Enhanced SpeedStep (EIST) | no data | + |
| Speed Shift | no data | + |
| Turbo Boost Technology | no data | - |
| Hyper-Threading Technology | no data | + |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| Flex Memory Access | no data | + |
Security technologies
Ryzen 5 4500U and Pentium Gold 6405U technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | - |
| EDB | no data | + |
| Secure Key | no data | + |
| Identity Protection | - | + |
| SGX | no data | Yes with Intel® ME |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 5 4500U and Pentium Gold 6405U are enumerated here.
| AMD-V | + | + |
| VT-d | no data | + |
| VT-x | no data | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen 5 4500U and Pentium Gold 6405U. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 | DDR4 |
| Maximum memory size | 64 GB | 64 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | 68.27 GB/s | 37.5 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon RX Vega 6 (Ryzen 4000/5000) | Intel® UHD Graphics for 10th Gen Intel® Processors |
| Max video memory | no data | 32 GB |
| Quick Sync Video | - | + |
| Clear Video | no data | + |
| Clear Video HD | no data | + |
| Graphics max frequency | no data | 950 MHz |
Graphics interfaces
Available interfaces and connections of Ryzen 5 4500U and Pentium Gold 6405U integrated GPUs.
| Number of displays supported | no data | 3 |
| eDP | no data | + |
| DisplayPort | - | + |
| HDMI | - | + |
| DVI | no data | + |
Graphics image quality
Maximum display resolutions supported by Ryzen 5 4500U and Pentium Gold 6405U integrated GPUs, including resolutions over different interfaces.
| 4K resolution support | no data | + |
| Max resolution over HDMI 1.4 | no data | 4096x2304@24Hz |
| Max resolution over eDP | no data | 4096x2304@60Hz |
| Max resolution over DisplayPort | no data | 4096x2304@60Hz |
Graphics API support
APIs supported by Ryzen 5 4500U and Pentium Gold 6405U integrated GPUs, sometimes API versions are included.
| DirectX | no data | 12 |
| OpenGL | no data | 4.5 |
Peripherals
Specifications and connection of peripherals supported by Ryzen 5 4500U and Pentium Gold 6405U.
| PCIe version | 3.0 | 2.0 |
| PCI Express lanes | no data | 12 |
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.
Geekbench 5.5 Multi-Core
Pros & cons summary
| Performance score | 7.13 | 1.80 |
| Recency | 6 January 2020 | 31 October 2019 |
| Physical cores | 6 | 2 |
| Threads | 6 | 4 |
| Chip lithography | 7 nm | 14 nm |
| Power consumption (TDP) | 25 Watt | 15 Watt |
Ryzen 5 4500U has a 296.1% higher aggregate performance score, an age advantage of 2 months, 200% more physical cores and 50% more threads, and a 100% more advanced lithography process.
Pentium Gold 6405U, on the other hand, has 66.7% lower power consumption.
The Ryzen 5 4500U is our recommended choice as it beats the Pentium Gold 6405U in performance tests.
Should you still have questions on choice between Ryzen 5 4500U and Pentium Gold 6405U, ask them in Comments section, and we shall answer.
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