Ryzen 7 8745HX vs Pentium 1403
Aggregate performance score
Ryzen 7 8745HX outperforms Pentium 1403 by a whopping 1651% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2650 | 380 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Laptop |
| Power efficiency | 1.41 | 35.85 |
| Designer | Intel | AMD |
| Manufacturer | no data | TSMC |
| Architecture codename | no data | Dragon Range (2025) |
| Release date | 1 April 2012 (13 years ago) | 23 April 2025 (less than a year ago) |
Detailed specifications
Pentium 1403 and Ryzen 7 8745HX 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 | 2 (Dual-core) | 8 (Octa-Core) |
| Threads | 2 | 16 |
| Base clock speed | 2.6 GHz | 3.6 GHz |
| Boost clock speed | no data | 5.1 GHz |
| Bus rate | 0 GT/s | no data |
| L1 cache | no data | 64 KB (per core) |
| L2 cache | no data | 1 MB (per core) |
| L3 cache | 5 MB | 32 MB (shared) |
| Chip lithography | 32 nm | 5 nm |
| Die size | no data | 71 mm2 |
| Number of transistors | no data | 6,570 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
| Unlocked multiplier | - | + |
| VID voltage range | 0.6V-1.35V | no data |
Compatibility
Information on Pentium 1403 and Ryzen 7 8745HX 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 | no data | FL1 |
| Power consumption (TDP) | 80 Watt | 55 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium 1403 and Ryzen 7 8745HX. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® AVX | no data |
| AES-NI | + | + |
| AVX | - | + |
| vPro | + | no data |
| Enhanced SpeedStep (EIST) | + | no data |
| Turbo Boost Technology | - | no data |
| Hyper-Threading Technology | - | no data |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| Flex Memory Access | + | no data |
| Demand Based Switching | + | no data |
| Precision Boost 2 | no data | + |
Security technologies
Pentium 1403 and Ryzen 7 8745HX technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
| EDB | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium 1403 and Ryzen 7 8745HX 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 Pentium 1403 and Ryzen 7 8745HX. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3-800, DDR3-1066 | DDR5 |
| Maximum memory size | 375 GB | no data |
| Max memory channels | 3 | no data |
| Maximum memory bandwidth | 25 GB/s | no data |
| ECC memory support | + | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | AMD Radeon 610M |
Peripherals
Specifications and connection of peripherals supported by Pentium 1403 and Ryzen 7 8745HX.
| PCIe version | 3.0 | 5.0 |
| PCI Express lanes | 24 | 28 |
Synthetic benchmarks
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.
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. Other than that, Passmark measures multi-core performance.
Pros & cons summary
| Performance score | 1.05 | 18.39 |
| Recency | 1 April 2012 | 23 April 2025 |
| Physical cores | 2 | 8 |
| Threads | 2 | 16 |
| Chip lithography | 32 nm | 5 nm |
| Power consumption (TDP) | 80 Watt | 55 Watt |
Ryzen 7 8745HX has a 1651.4% higher aggregate performance score, an age advantage of 13 years, 300% more physical cores and 700% more threads, a 540% more advanced lithography process, and 45.5% lower power consumption.
The AMD Ryzen 7 8745HX is our recommended choice as it beats the Intel Pentium 1403 in performance tests.
Be aware that Pentium 1403 is a server/workstation processor while Ryzen 7 8745HX is a notebook one.
Other comparisons
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