AMD Ryzen 9 8945HS vs AMD Ryzen 7 7745HX
Comparative analysis of AMD Ryzen 9 8945HS and AMD Ryzen 7 7745HX processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.
Differences
Reasons to consider the AMD Ryzen 9 8945HS
- CPU is newer: launch date 11 month(s) later
- Around 2% higher clock speed: 5.2 GHz vs 5.1 GHz
- A newer manufacturing process allows for a more powerful, yet cooler running processor: 4 nm vs 5 nm
- 1048576x more L2 cache, more data can be stored in the L2 cache for quick access later
- 524288x more L3 cache, more data can be stored in the L3 cache for quick access later
- Around 22% lower typical power consumption: 45 Watt vs 55 Watt
Launch date | 6 Dec 2023 vs 4 Jan 2023 |
Maximum frequency | 5.2 GHz vs 5.1 GHz |
Manufacturing process technology | 4 nm vs 5 nm |
L2 cache | 1 MB (per core) vs 1MB (per core) |
L3 cache | 16 MB (shared) vs 32MB (shared) |
Thermal Design Power (TDP) | 45 Watt vs 55 Watt |
Reasons to consider the AMD Ryzen 7 7745HX
- Processor is unlocked, an unlocked multiplier allows for easier overclocking
- Around 2% better performance in PassMark - Single thread mark: 3952 vs 3881
- Around 10% better performance in PassMark - CPU mark: 32760 vs 29712
Specifications (specs) | |
Unlocked | Unlocked vs Locked |
Benchmarks | |
PassMark - Single thread mark | 3952 vs 3881 |
PassMark - CPU mark | 32760 vs 29712 |
Compare benchmarks
CPU 1: AMD Ryzen 9 8945HS
CPU 2: AMD Ryzen 7 7745HX
PassMark - Single thread mark |
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PassMark - CPU mark |
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Name | AMD Ryzen 9 8945HS | AMD Ryzen 7 7745HX |
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PassMark - Single thread mark | 3881 | 3952 |
PassMark - CPU mark | 29712 | 32760 |
Compare specifications (specs)
AMD Ryzen 9 8945HS | AMD Ryzen 7 7745HX | |
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Essentials |
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Launch date | 6 Dec 2023 | 4 Jan 2023 |
Place in performance rating | 190 | 159 |
Architecture codename | Zen 4 (Dragon Range) | |
Performance |
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Base frequency | 4 GHz | 3.6 GHz |
Die size | 178 mm² | 71 mm² |
L1 cache | 64 KB (per core) | 64K (per core) |
L2 cache | 1 MB (per core) | 1MB (per core) |
L3 cache | 16 MB (shared) | 32MB (shared) |
Manufacturing process technology | 4 nm | 5 nm |
Maximum core temperature | 100°C | 100°C |
Maximum frequency | 5.2 GHz | 5.1 GHz |
Number of cores | 8 | 8 |
Number of threads | 16 | 16 |
Transistor count | 25,000 million | 6,570 million |
Unlocked | ||
Memory |
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ECC memory support | ||
Supported memory types | DDR5 | DDR5-5200 MHz, Dual-channel |
Compatibility |
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Configurable TDP | 35-54 Watt | 45-75 Watt |
Max number of CPUs in a configuration | 1 | 1 |
Sockets supported | FP8 | FL1 |
Thermal Design Power (TDP) | 45 Watt | 55 Watt |
Peripherals |
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PCIe configurations | Gen 4, 20 Lanes, (CPU only) | Gen 5, 28 Lanes, (CPU only) |