Duron 850 vs Opteron 254
Primary details
Comparing Opteron 254 and Duron 850 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3115 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Desktop processor |
| Series | no data | AMD Duron |
| Power efficiency | 0.29 | no data |
| Architecture codename | Troy (2005) | K7 (2000−2004) |
| Release date | August 2005 (19 years ago) | 14 May 2001 (23 years ago) |
Detailed specifications
Opteron 254 and Duron 850 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 | 1 (Single-Core) | 1 (Single-Core) |
| Threads | 1 | 1 |
| Boost clock speed | 2.8 GHz | 0.85 GHz |
| Bus type | no data | FSB |
| Bus rate | no data | 200 MT/s |
| Multiplier | no data | 8.5 |
| L1 cache | 128 KB | no data |
| L2 cache | 1 MB | 64 KB |
| L3 cache | 0 KB | no data |
| Chip lithography | 90 nm | 180 nm |
| Die size | no data | 105.68 mm2 |
| Number of transistors | 106 million | 25 Million |
| 64 bit support | + | - |
| Windows 11 compatibility | - | - |
Compatibility
Information on Opteron 254 and Duron 850 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 | 2 | 1 (Uniprocessor) |
| Socket | 940 | no data |
| Power consumption (TDP) | 92 Watt | 25 Watt |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Opteron 254 and Duron 850. Depending on the motherboard, higher memory frequencies may be supported.
| Maximum memory size | no data | 4 GB |
Pros & cons summary
| Chip lithography | 90 nm | 180 nm |
| Power consumption (TDP) | 92 Watt | 25 Watt |
Opteron 254 has a 100% more advanced lithography process.
Duron 850, on the other hand, has 268% lower power consumption.
We couldn't decide between Opteron 254 and Duron 850. We've got no test results to judge.
Be aware that Opteron 254 is a server/workstation processor while Duron 850 is a desktop one.
Should you still have questions on choice between Opteron 254 and Duron 850, ask them in Comments section, and we shall answer.
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