Phenom II X4 N950 vs Ryzen 9 3900
Aggregate performance score
Ryzen 9 3900 outperforms Phenom II X4 N950 by a whopping 1130% 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 | 418 | 2394 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 17.06 | no data |
| Market segment | Desktop processor | Laptop |
| Series | AMD Matisse (Ryzen 3000 Desktop) | 4x AMD Phenom II |
| Power efficiency | 28.60 | no data |
| Designer | AMD | AMD |
| Manufacturer | TSMC | no data |
| Architecture codename | Matisse (Zen 2) (2019−2020) | Champlain (2010−2011) |
| Release date | 24 September 2019 (6 years ago) | 4 October 2010 (15 years ago) |
| Launch price (MSRP) | $499 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Ryzen 9 3900 and Phenom II X4 N950 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 | 12 (Dodeca-Core) | 4 (Quad-Core) |
| Threads | 24 | 4 |
| Base clock speed | 3.1 GHz | no data |
| Boost clock speed | 4.3 GHz | 2.1 GHz |
| Bus rate | no data | 3600 MHz |
| L1 cache | 64 KB (per core) | 512 KB |
| L2 cache | 512 KB (per core) | 2 MB |
| L3 cache | 64 MB | no data |
| Chip lithography | 7 nm, 12 nm | 45 nm |
| Die size | 2x 74 mm2 | no data |
| Number of transistors | 7,600 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | + | - |
Compatibility
Information on Ryzen 9 3900 and Phenom II X4 N950 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 | no data |
| Socket | AM4 | S1 |
| Power consumption (TDP) | 65 Watt | 2 MB |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 9 3900 and Phenom II X4 N950. You'll probably need this information if you require some particular technology.
| Instruction set extensions | 86x MMX(+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A,-64, AMD-V, AES, AVX, AVX2, FMA3, SHA, Precision Boost 2 | no data |
| AES-NI | + | - |
| AVX | + | - |
| Precision Boost 2 | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 9 3900 and Phenom II X4 N950 are enumerated here.
| AMD-V | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen 9 3900 and Phenom II X4 N950. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-3200 | no data |
| Maximum memory size | 128 GB | no data |
| Max memory channels | 2 | no data |
| Maximum memory bandwidth | 51.196 GB/s | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | N/A | no data |
Peripherals
Specifications and connection of peripherals supported by Ryzen 9 3900 and Phenom II X4 N950.
| PCIe version | 4.0 | no data |
| PCI Express lanes | 24 | no data |
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.
GeekBench 5 Single-Core
GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.
GeekBench 5 Multi-Core
GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.
Cinebench 10 32-bit single-core
Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.
Cinebench 10 32-bit multi-core
Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.
3DMark06 CPU
3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.
Pros & cons summary
| Performance score | 17.35 | 1.41 |
| Recency | 24 September 2019 | 4 October 2010 |
| Physical cores | 12 | 4 |
| Threads | 24 | 4 |
| Chip lithography | 7 nm | 45 nm |
| Power consumption (TDP) | 65 Watt | 2 Watt |
Ryzen 9 3900 has a 1130.5% higher aggregate performance score, an age advantage of 8 years, 200% more physical cores and 500% more threads, and a 542.9% more advanced lithography process.
Phenom II X4 N950, on the other hand, has 3150% lower power consumption.
The AMD Ryzen 9 3900 is our recommended choice as it beats the AMD Phenom II X4 N950 in performance tests.
Note that Ryzen 9 3900 is a desktop processor while Phenom II X4 N950 is a notebook one.
Other comparisons
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