Pentium Gold 5405U vs Phenom II X3 P820
Aggregate performance score
Pentium Gold 5405U outperforms Phenom II X3 P820 by a whopping 123% based on our aggregate benchmark results.
Primary details
Comparing Phenom II X3 P820 and Pentium Gold 5405U processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2734 | 2145 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | 3x AMD Phenom II | Intel Pentium, Pentium Gold |
| Power efficiency | 2.52 | 9.36 |
| Architecture codename | Champlain (2010−2011) | Whiskey Lake-U (2018−2019) |
| Release date | 12 May 2010 (14 years ago) | 23 January 2019 (5 years ago) |
| Launch price (MSRP) | no data | $161 |
Detailed specifications
Phenom II X3 P820 and Pentium Gold 5405U 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 | 3 (Tri-Core) | 2 (Dual-core) |
| Threads | 3 | 4 |
| Base clock speed | no data | 2.3 GHz |
| Boost clock speed | 1.8 GHz | 2.3 GHz |
| Bus type | no data | OPI |
| Bus rate | 3600 MHz | 4 GT/s |
| Multiplier | no data | 23 |
| L1 cache | 384 KB | 128 KB |
| L2 cache | 1.5 MB | 512 KB |
| L3 cache | no data | 2 MB (shared) |
| Chip lithography | 45 nm | 14 nm |
| Maximum core temperature | no data | 100 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
Compatibility
Information on Phenom II X3 P820 and Pentium Gold 5405U 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 | no data | 1 (Uniprocessor) |
| Socket | S1 | FCBGA1528 |
| Power consumption (TDP) | 25 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Phenom II X3 P820 and Pentium Gold 5405U. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Virtualization, AMD64, Advanced Virus Protection, SSE(1,2,3,4a) | Intel® SSE4.1, Intel® SSE4.2 |
| AES-NI | - | + |
| VirusProtect | + | - |
| Enhanced SpeedStep (EIST) | no data | + |
| Speed Shift | no data | + |
| My WiFi | no data | + |
| Turbo Boost Technology | no data | - |
| Hyper-Threading Technology | no data | + |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| Flex Memory Access | no data | + |
| Smart Response | no data | + |
Security technologies
Phenom II X3 P820 and Pentium Gold 5405U 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 Phenom II X3 P820 and Pentium Gold 5405U 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 Phenom II X3 P820 and Pentium Gold 5405U. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR3, DDR4 |
| Maximum memory size | no data | 64 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 38.397 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel® UHD Graphics for 8th Generation 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 Phenom II X3 P820 and Pentium Gold 5405U 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 Phenom II X3 P820 and Pentium Gold 5405U 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 Phenom II X3 P820 and Pentium Gold 5405U integrated GPUs, sometimes API versions are included.
| DirectX | no data | 12 |
| OpenGL | no data | 4.5 |
Peripherals
Specifications and connection of peripherals supported by Phenom II X3 P820 and Pentium Gold 5405U.
| PCIe version | no data | 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.
Cinebench 10 32-bit single-core
Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.
Cinebench 10 32-bit multi-core
Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.
3DMark06 CPU
3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.
Cinebench 11.5 64-bit multi-core
Cinebench Release 11.5 Multi Core is a variant of Cinebench R11.5 which uses all the processor threads. A maximum of 64 threads is supported in this version.
Pros & cons summary
| Performance score | 0.69 | 1.54 |
| Recency | 12 May 2010 | 23 January 2019 |
| Physical cores | 3 | 2 |
| Threads | 3 | 4 |
| Chip lithography | 45 nm | 14 nm |
| Power consumption (TDP) | 25 Watt | 15 Watt |
Phenom II X3 P820 has 50% more physical cores.
Pentium Gold 5405U, on the other hand, has a 123.2% higher aggregate performance score, an age advantage of 8 years, 33.3% more threads, a 221.4% more advanced lithography process, and 66.7% lower power consumption.
The Pentium Gold 5405U is our recommended choice as it beats the Phenom II X3 P820 in performance tests.
Should you still have questions on choice between Phenom II X3 P820 and Pentium Gold 5405U, ask them in Comments section, and we shall answer.
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