Pentium Gold 5405U vs Phenom X3 8450
Aggregate performance score
Pentium Gold 5405U outperforms Phenom X3 8450 by an impressive 92% based on our aggregate benchmark results.
Primary details
Comparing Phenom X3 8450 and Pentium Gold 5405U processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 2531 | 2045 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 4.29 | no data |
| Market segment | Desktop processor | Laptop |
| Series | no data | Intel Pentium, Pentium Gold |
| Architecture codename | Toliman (2008) | Whiskey Lake-U (2018−2019) |
| Release date | April 2008 (16 years ago) | 23 January 2019 (5 years ago) |
| Launch price (MSRP) | no data | $161 |
| Current price | $22 | $500 (3.1x MSRP) |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Phenom X3 8450 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 | 2.1 GHz | 2.3 GHz |
| L1 cache | 128 KB (per core) | 64 KB (per core) |
| L2 cache | 512 KB (per core) | 256 KB (per core) |
| L3 cache | 2 MB (shared) | 2 MB (shared) |
| Chip lithography | 65 nm | 14 nm |
| Die size | 285 mm2 | no data |
| Maximum core temperature | no data | 100 °C |
| Number of transistors | 450 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
| Unlocked multiplier | No | No |
Compatibility
Information on Phenom X3 8450 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 | 1 | 1 |
| Socket | AM2+ | FCBGA1528 |
| Power consumption (TDP) | 95 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Phenom X3 8450 and Pentium Gold 5405U. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE4.1, Intel® SSE4.2 |
| AES-NI | no data | + |
| Enhanced SpeedStep (EIST) | no data | + |
| Speed Shift | no data | + |
| My WiFi | no data | + |
| Turbo Boost Technology | no data | - |
| Hyper-Threading Technology | no data | + |
| TSX | no data | - |
| Idle States | no data | + |
| Thermal Monitoring | no data | + |
| Flex Memory Access | no data | + |
| Smart Response | no data | + |
| Status | no data | Discontinued |
Security technologies
Phenom X3 8450 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 | no data | + |
| SGX | no data | Yes with Intel® ME |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Phenom X3 8450 and Pentium Gold 5405U are enumerated here.
| AMD-V | + | no data |
| VT-d | no data | + |
| VT-x | no data | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Phenom X3 8450 and Pentium Gold 5405U. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR3, DDR4 |
| Maximum memory size | no data | 64 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 37.5 GB/s |
| ECC memory support | no data | - |
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 | no data | + |
| Clear Video | no data | + |
| Clear Video HD | no data | + |
| Graphics max frequency | no data | 950 MHz |
Graphics interfaces
Available interfaces and connections of Phenom X3 8450 and Pentium Gold 5405U integrated GPUs.
| Number of displays supported | no data | 3 |
| eDP | no data | + |
| DisplayPort | no data | + |
| HDMI | no data | + |
| DVI | no data | + |
Graphics image quality
Maximum display resolutions supported by Phenom X3 8450 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 X3 8450 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 X3 8450 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.
Pentium Gold 5405U outperforms Phenom X3 8450 by 92% based on our aggregate benchmark results.
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.
Benchmark coverage: 68%
Pentium Gold 5405U outperforms Phenom X3 8450 by 94% in Passmark.
Pros & cons summary
| Performance score | 0.79 | 1.52 |
| Physical cores | 3 | 2 |
| Threads | 3 | 4 |
| Chip lithography | 65 nm | 14 nm |
| Power consumption (TDP) | 95 Watt | 15 Watt |
The Pentium Gold 5405U is our recommended choice as it beats the Phenom X3 8450 in performance tests.
Note that Phenom X3 8450 is a desktop processor while Pentium Gold 5405U is a notebook one.
Should you still have questions on choice between Phenom X3 8450 and Pentium Gold 5405U, ask them in Comments section, and we shall answer.
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