Xeon 2.8 vs Phenom X4 9950 BE (125W)
Primary details
Comparing Phenom X4 9950 BE (125W) and Xeon 2.8 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Server |
| Architecture codename | Agena (2007−2008) | Paxville (2002−2005) |
| Release date | October 2008 (15 years ago) | September 2002 (21 year ago) |
| Current price | no data | $39 |
Detailed specifications
Phenom X4 9950 BE (125W) and Xeon 2.8 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) | 2 (Dual-core) |
| Threads | 4 | 2 |
| Boost clock speed | 2.6 GHz | 2.8 GHz |
| L1 cache | 128 KB (per core) | 16 KB |
| L2 cache | 512 KB (per core) | 512K |
| L3 cache | 2 MB (shared) | 0 KB |
| Chip lithography | 65 nm | 130 nm |
| Die size | 285 mm2 | 217 mm2 |
| Number of transistors | 450 million | 200 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | Yes | No |
Compatibility
Information on Phenom X4 9950 BE (125W) and Xeon 2.8 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 | 2 |
| Socket | AM2+ | 604 |
| Power consumption (TDP) | 125 Watt | 135 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Phenom X4 9950 BE (125W) and Xeon 2.8. You'll probably need this information if you require some particular technology.
| Enhanced SpeedStep (EIST) | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Phenom X4 9950 BE (125W) and Xeon 2.8 are enumerated here.
| AMD-V | + | no data |
Pros & cons summary
| Physical cores | 4 | 2 |
| Threads | 4 | 2 |
| Chip lithography | 65 nm | 130 nm |
| Power consumption (TDP) | 125 Watt | 135 Watt |
We couldn't decide between Phenom X4 9950 BE (125W) and Xeon 2.8. We've got no test results to judge.
Note that Phenom X4 9950 BE (125W) is a desktop processor while Xeon 2.8 is a server/workstation one.
Should you still have questions on choice between Phenom X4 9950 BE (125W) and Xeon 2.8, ask them in Comments section, and we shall answer.
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