Opteron 148 vs Opteron 254
Primary details
Comparing Opteron 254 and Opteron 148 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 | Server | Server |
| Architecture codename | Troy (2005) | SledgeHammer (2003−2005) |
| Release date | August 2005 (19 years ago) | 2 August 2005 (19 years ago) |
Detailed specifications
Opteron 254 and Opteron 148 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 |
| Base clock speed | no data | 2.2 GHz |
| Boost clock speed | 2.8 GHz | 2.2 GHz |
| L1 cache | 128 KB | 128 KB |
| L2 cache | 1 MB | 1 MB |
| L3 cache | 0 KB | 0 KB |
| Chip lithography | 90 nm | 130 nm |
| Die size | no data | 115 mm2 |
| Number of transistors | 106 million | 114 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Opteron 254 and Opteron 148 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 |
| Socket | 940 | 939 |
| Power consumption (TDP) | 92 Watt | 85 Watt |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Opteron 254 and Opteron 148. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR1 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | On certain motherboards (Chipset feature) |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
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.
Pros & cons summary
| Chip lithography | 90 nm | 130 nm |
| Power consumption (TDP) | 92 Watt | 85 Watt |
Opteron 254 has a 44.4% more advanced lithography process.
Opteron 148, on the other hand, has 8.2% lower power consumption.
We couldn't decide between Opteron 254 and Opteron 148. We've got no test results to judge.
Should you still have questions on choice between Opteron 254 and Opteron 148, ask them in Comments section, and we shall answer.
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