Ryzen 9 7840HX vs Pentium D 955 EE
Primary details
Comparing Pentium D 955 EE and Ryzen 9 7840HX processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Series | no data | AMD Dragon Range (Zen 4, Ryzen 7045) |
| Architecture codename | Presler (2005−2007) | Dragon Range-HX (Zen 4) (2023−2024) |
| Release date | January 2006 (18 years ago) | 17 January 2024 (less than a year ago) |
Detailed specifications
Pentium D 955 EE and Ryzen 9 7840HX 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) | 12 (Dodeca-Core) |
| Threads | 4 | 24 |
| Base clock speed | no data | 2.9 GHz |
| Boost clock speed | 3.46 GHz | 5.1 GHz |
| L1 cache | 28 KB | 768 KB |
| L2 cache | 4 MB | 12 MB |
| L3 cache | 0 KB | 64 MB |
| Chip lithography | 65 nm | 5 nm |
| Die size | 140 mm2 | no data |
| Maximum core temperature | no data | 100 °C |
| Number of transistors | 376 million | 9900 Million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
Compatibility
Information on Pentium D 955 EE and Ryzen 9 7840HX 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 | 2 | no data |
| Socket | 775 | FL1 |
| Power consumption (TDP) | 130 Watt | 55 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium D 955 EE and Ryzen 9 7840HX. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, AVX-512, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SME |
| AES-NI | - | + |
| FMA | - | + |
| AVX | - | + |
| Enhanced SpeedStep (EIST) | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium D 955 EE and Ryzen 9 7840HX. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR1, DDR2, DDR3 | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | AMD Radeon 610M (400 - 2200 MHz) |
Pros & cons summary
| Physical cores | 2 | 12 |
| Threads | 4 | 24 |
| Chip lithography | 65 nm | 5 nm |
| Power consumption (TDP) | 130 Watt | 55 Watt |
Ryzen 9 7840HX has 500% more physical cores and 500% more threads, a 1200% more advanced lithography process, and 136.4% lower power consumption.
We couldn't decide between Pentium D 955 EE and Ryzen 9 7840HX. We've got no test results to judge.
Note that Pentium D 955 EE is a desktop processor while Ryzen 9 7840HX is a notebook one.
Should you still have questions on choice between Pentium D 955 EE and Ryzen 9 7840HX, ask them in Comments section, and we shall answer.
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