Athlon MP 1800+ vs Pentium D 955
Primary details
Comparing Pentium D 955 and Athlon MP 1800+ 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 |
| Series | no data | AMD Athlon MP |
| Architecture codename | Presler (2006−2007) | K7 (2000−2003) |
| Release date | January 2006 (18 years ago) | 15 October 2001 (22 years ago) |
| Launch price (MSRP) | no data | $302 |
| Current price | $99 | $33 (0.1x MSRP) |
Detailed specifications
Pentium D 955 and Athlon MP 1800+ 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 | no data | 1 |
| Boost clock speed | 3.46 GHz | 1.53 GHz |
| Bus support | no data | 266 MT/s |
| L1 cache | 28 KB | 128 KB |
| L2 cache | 4096 KB | 256 KB |
| L3 cache | 0 KB | no data |
| Chip lithography | 65 nm | 180 nm |
| Die size | 140 mm2 | 128 mm2 |
| Number of transistors | 376 million | 38 Million |
| 64 bit support | + | - |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | No | No |
Compatibility
Information on Pentium D 955 and Athlon MP 1800+ 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 | 2 (Multiprocessor) |
| Socket | 775 | no data |
| Power consumption (TDP) | 130 Watt | 66 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium D 955 and Athlon MP 1800+. You'll probably need this information if you require some particular technology.
| Enhanced SpeedStep (EIST) | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium D 955 and Athlon MP 1800+. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR1, DDR2, DDR3 | no data |
| Maximum memory size | no data | 4 GB |
Pros & cons summary
| Physical cores | 2 | 1 |
| Chip lithography | 65 nm | 180 nm |
| Power consumption (TDP) | 130 Watt | 66 Watt |
We couldn't decide between Pentium D 955 and Athlon MP 1800+. We've got no test results to judge.
Note that Pentium D 955 is a desktop processor while Athlon MP 1800+ is a server/workstation one.
Should you still have questions on choice between Pentium D 955 and Athlon MP 1800+, ask them in Comments section, and we shall answer.
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