Phenom X3 8550 vs Phenom II X4 P920
Aggregate performance score
Phenom II X4 P920 outperforms Phenom X3 8550 by a moderate 18% based on our aggregate benchmark results.
Primary details
Comparing Phenom II X4 P920 and Phenom X3 8550 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2578 | 2694 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 2.13 |
| Market segment | Laptop | Desktop processor |
| Series | 4x AMD Phenom II | no data |
| Power efficiency | 3.22 | 0.72 |
| Architecture codename | Champlain (2010−2011) | Toliman (2008) |
| Release date | 12 May 2010 (14 years ago) | April 2008 (16 years ago) |
| Launch price (MSRP) | no data | $170 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Phenom II X4 P920 and Phenom X3 8550 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) | 3 (Tri-Core) |
| Threads | 4 | 3 |
| Boost clock speed | 1.6 GHz | 2.2 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 | - | - |
Compatibility
Information on Phenom II X4 P920 and Phenom X3 8550 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 | 95 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Phenom II X4 P920 and Phenom X3 8550. 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 P920 and Phenom X3 8550 are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Phenom II X4 P920 and Phenom X3 8550. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | no data |
Pros & cons summary
| Performance score | 0.85 | 0.72 |
| Physical cores | 4 | 3 |
| Threads | 4 | 3 |
| Chip lithography | 45 nm | 65 nm |
| Power consumption (TDP) | 25 Watt | 95 Watt |
Phenom II X4 P920 has a 18.1% higher aggregate performance score, 33.3% more physical cores and 33.3% more threads, a 44.4% more advanced lithography process, and 280% lower power consumption.
The Phenom II X4 P920 is our recommended choice as it beats the Phenom X3 8550 in performance tests.
Be aware that Phenom II X4 P920 is a notebook processor while Phenom X3 8550 is a desktop one.
Should you still have questions on choice between Phenom II X4 P920 and Phenom X3 8550, ask them in Comments section, and we shall answer.
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