Phenom X4 9950 BE (125W) vs Phenom II X4 P940
Primary details
Comparing Phenom II X4 P940 and Phenom X4 9950 BE (125W) 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 | Laptop | Desktop processor |
| Series | 4x AMD Phenom II | no data |
| Architecture codename | Champlain (2010−2011) | Agena (2007−2008) |
| Release date | 4 October 2010 (14 years ago) | October 2008 (16 years ago) |
Detailed specifications
Phenom II X4 P940 and Phenom X4 9950 BE (125W) 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 | 4 (Quad-Core) | 4 (Quad-Core) |
| Threads | 4 | 4 |
| Boost clock speed | 1.7 GHz | 2.6 GHz |
| Bus rate | 3600 MHz | no data |
| L1 cache | 512 KB | 128 KB (per core) |
| L2 cache | 2 MB | 512 KB (per core) |
| L3 cache | no data | 2 MB (shared) |
| Chip lithography | 45 nm | 65 nm |
| Die size | no data | 285 mm2 |
| Number of transistors | no data | 450 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | - | + |
Compatibility
Information on Phenom II X4 P940 and Phenom X4 9950 BE (125W) 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 | no data | 1 |
| Socket | S1 (S1g4) | AM2+ |
| Power consumption (TDP) | 25 Watt | 125 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Phenom II X4 P940 and Phenom X4 9950 BE (125W). You'll probably need this information if you require some particular technology.
| Instruction set extensions | MMX, 3DNow, SSE (1,2,3,4A), AMD64, Enhanced Virus Protection, Virtualization, HyperTransport 3.0 | no data |
| VirusProtect | + | - |
Virtualization technologies
Virtual machine speed-up technologies supported by Phenom II X4 P940 and Phenom X4 9950 BE (125W) are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Phenom II X4 P940 and Phenom X4 9950 BE (125W). Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | no data |
Pros & cons summary
| Chip lithography | 45 nm | 65 nm |
| Power consumption (TDP) | 25 Watt | 125 Watt |
Phenom II X4 P940 has a 44.4% more advanced lithography process, and 400% lower power consumption.
We couldn't decide between Phenom II X4 P940 and Phenom X4 9950 BE (125W). We've got no test results to judge.
Be aware that Phenom II X4 P940 is a notebook processor while Phenom X4 9950 BE (125W) is a desktop one.
Should you still have questions on choice between Phenom II X4 P940 and Phenom X4 9950 BE (125W), ask them in Comments section, and we shall answer.
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