Opteron 156 vs Athlon 64 X2 3800+
Primary details
Comparing Athlon 64 X2 3800+ and Opteron 156 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 | Desktop processor | Server |
| Architecture codename | Manchester (2005−2006) | Venus (2004−2005) |
| Release date | August 2005 (19 years ago) | 4 May 2005 (19 years ago) |
Detailed specifications
Athlon 64 X2 3800+ and Opteron 156 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 | 2 (Dual-core) | 1 (Single-Core) |
| Threads | 2 | 1 |
| Base clock speed | no data | 3 GHz |
| Boost clock speed | 2 GHz | 3 GHz |
| L1 cache | 256K | 128 KB |
| L2 cache | 512 KB | 1 MB |
| L3 cache | 0 KB | 0 KB |
| Chip lithography | 90 nm | 90 nm |
| Die size | 220 mm2 | 115 mm2 |
| Number of transistors | 154 million | 114 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Athlon 64 X2 3800+ and Opteron 156 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) | 89 Watt | 104 Watt |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Athlon 64 X2 3800+ and Opteron 156. 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) |
Pros & cons summary
| Physical cores | 2 | 1 |
| Threads | 2 | 1 |
| Power consumption (TDP) | 89 Watt | 104 Watt |
Athlon 64 X2 3800+ has 100% more physical cores and 100% more threads, and 16.9% lower power consumption.
We couldn't decide between Athlon 64 X2 3800+ and Opteron 156. We've got no test results to judge.
Note that Athlon 64 X2 3800+ is a desktop processor while Opteron 156 is a server/workstation one.
Should you still have questions on choice between Athlon 64 X2 3800+ and Opteron 156, ask them in Comments section, and we shall answer.
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