Athlon 64 3800+ vs Opteron 154
Aggregate performance score
Athlon 64 3800+ outperforms Opteron 154 by a substantial 38% based on our aggregate benchmark results.
Primary details
Comparing Opteron 154 and Athlon 64 3800+ processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3113 | 2990 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Desktop processor |
| Power efficiency | 0.26 | 0.43 |
| Architecture codename | Venus (2004−2005) | Venice (2004−2005) |
| Release date | 2 August 2005 (19 years ago) | June 2004 (20 years ago) |
| Launch price (MSRP) | no data | $160 |
Detailed specifications
Opteron 154 and Athlon 64 3800+ 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 | 2.8 GHz | no data |
| Boost clock speed | 2.8 GHz | 2.4 GHz |
| L1 cache | 128 KB | 128 KB |
| L2 cache | 1 MB | 512 KB |
| L3 cache | 0 KB | 0 KB |
| Chip lithography | 90 nm | 130 nm |
| Die size | 115 mm2 | 230 mm2 |
| Maximum case temperature (TCase) | no data | 70 °C |
| Number of transistors | 114 million | 227 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Opteron 154 and Athlon 64 3800+ 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 | 1 |
| Socket | 939 | 939 |
| Power consumption (TDP) | 104 Watt | 89 Watt |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Opteron 154 and Athlon 64 3800+. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR1 | DDR1 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | On certain motherboards (Chipset feature) | no data |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
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
| Performance score | 0.29 | 0.40 |
| Chip lithography | 90 nm | 130 nm |
| Power consumption (TDP) | 104 Watt | 89 Watt |
Opteron 154 has a 44.4% more advanced lithography process.
Athlon 64 3800+, on the other hand, has a 37.9% higher aggregate performance score, and 16.9% lower power consumption.
The Athlon 64 3800+ is our recommended choice as it beats the Opteron 154 in performance tests.
Be aware that Opteron 154 is a server/workstation processor while Athlon 64 3800+ is a desktop one.
Should you still have questions on choice between Opteron 154 and Athlon 64 3800+, ask them in Comments section, and we shall answer.
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