Ryzen 9 9950X vs Pentium 2129Y
Primary details
Comparing Pentium 2129Y and Ryzen 9 9950X processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 59 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 61.78 |
| Market segment | Laptop | Desktop processor |
| Series | Intel Pentium | no data |
| Power efficiency | no data | 23.25 |
| Architecture codename | Ivy Bridge (2012−2013) | Granite Ridge (2024) |
| Release date | 1 September 2012 (12 years ago) | 15 August 2024 (less than a year ago) |
| Launch price (MSRP) | $150 | $649 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Pentium 2129Y and Ryzen 9 9950X 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) | 16 (Hexadeca-Core) |
| Threads | 2 | 32 |
| Base clock speed | 1.1 GHz | 4.3 GHz |
| Boost clock speed | 1.1 GHz | 5.7 GHz |
| Bus rate | 5 GT/s | no data |
| L1 cache | 64K (per core) | 80 KB (per core) |
| L2 cache | 256K (per core) | 1 MB (per core) |
| L3 cache | 2 MB (shared) | 64 MB (shared) |
| Chip lithography | 22 nm | 4 nm |
| Die size | 118 mm2 | 2x 70.6 mm2 |
| Maximum core temperature | 105 °C | 95 °C |
| Number of transistors | 1,400 million | 16,630 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
| Unlocked multiplier | - | + |
Compatibility
Information on Pentium 2129Y and Ryzen 9 9950X 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 | FCBGA1023 | AM5 |
| Power consumption (TDP) | 10 Watt | 170 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium 2129Y and Ryzen 9 9950X. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2 | SMT, AES, AVX, AVX2, AVX512, FMA3, MMX (+), SHA, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A |
| AES-NI | - | + |
| AVX | - | + |
| Enhanced SpeedStep (EIST) | + | 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 |
| Demand Based Switching | - | no data |
| FDI | + | no data |
| Fast Memory Access | + | no data |
| Precision Boost 2 | no data | + |
Security technologies
Pentium 2129Y and Ryzen 9 9950X technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | no data |
| EDB | + | no data |
| Anti-Theft | - | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium 2129Y and Ryzen 9 9950X 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 2129Y and Ryzen 9 9950X. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR5 |
| Maximum memory size | 32 GB | no data |
| Max memory channels | 2 | no data |
| Maximum memory bandwidth | 25.6 GB/s | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel® HD Graphics for 3rd Generation Intel® Processors | AMD Radeon Graphics |
| Graphics max frequency | 850 MHz | no data |
Graphics interfaces
Available interfaces and connections of Pentium 2129Y and Ryzen 9 9950X integrated GPUs.
| Number of displays supported | 3 | no data |
| eDP | + | no data |
| DisplayPort | + | - |
| HDMI | + | - |
| SDVO | + | no data |
| CRT | + | no data |
Peripherals
Specifications and connection of peripherals supported by Pentium 2129Y and Ryzen 9 9950X.
| PCIe version | no data | 5.0 |
| PCI Express lanes | no data | 24 |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
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.
Pros & cons summary
| Recency | 1 September 2012 | 15 August 2024 |
| Physical cores | 2 | 16 |
| Threads | 2 | 32 |
| Chip lithography | 22 nm | 4 nm |
| Power consumption (TDP) | 10 Watt | 170 Watt |
Pentium 2129Y has 1600% lower power consumption.
Ryzen 9 9950X, on the other hand, has an age advantage of 11 years, 700% more physical cores and 1500% more threads, and a 450% more advanced lithography process.
We couldn't decide between Pentium 2129Y and Ryzen 9 9950X. We've got no test results to judge.
Be aware that Pentium 2129Y is a notebook processor while Ryzen 9 9950X is a desktop one.
Should you still have questions on choice between Pentium 2129Y and Ryzen 9 9950X, ask them in Comments section, and we shall answer.
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