Athlon MP 1900+ vs Core 2 Quad Q9550
Primary details
Comparing Core 2 Quad (Desktop) Q9550 and Athlon MP 1900+ processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2176 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Server |
| Series | Core 2 Quad (Desktop) | AMD Athlon MP |
| Power efficiency | 1.46 | no data |
| Architecture codename | Yorkfield (2007−2009) | K7 (2000−2004) |
| Release date | no data | 12 December 2001 (23 years ago) |
| Launch price (MSRP) | no data | $319 |
Detailed specifications
Core 2 Quad (Desktop) Q9550 and Athlon MP 1900+ 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 | 4 (Quad-Core) | 1 (Single-Core) |
| Threads | 4 | 1 |
| Boost clock speed | 2.83 GHz | 1.6 GHz |
| Bus type | no data | FSB |
| Bus rate | 1333 MHz | 266 MT/s |
| Multiplier | no data | 12 |
| L1 cache | 64K (per core) | 128 KB |
| L2 cache | 12288 KB | 256 KB |
| L3 cache | 0 KB | no data |
| Chip lithography | 45 nm | 180 nm |
| Die size | 2x 107 mm2 | 128 mm2 |
| Maximum case temperature (TCase) | 71 °C | no data |
| Number of transistors | 820 million | 38 Million |
| 64 bit support | + | - |
| Windows 11 compatibility | - | - |
Compatibility
Information on Core 2 Quad (Desktop) Q9550 and Athlon MP 1900+ 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 | 2 (Multiprocessor) |
| Socket | LGA775 | no data |
| Power consumption (TDP) | 95 Watt | 66 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core 2 Quad (Desktop) Q9550 and Athlon MP 1900+. 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 Core 2 Quad (Desktop) Q9550 and Athlon MP 1900+. 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 | 4 | 1 |
| Threads | 4 | 1 |
| Chip lithography | 45 nm | 180 nm |
| Power consumption (TDP) | 95 Watt | 66 Watt |
Core 2 Quad Q9550 has 300% more physical cores and 300% more threads, and a 300% more advanced lithography process.
Athlon MP 1900+, on the other hand, has 43.9% lower power consumption.
We couldn't decide between Core 2 Quad Q9550 and Athlon MP 1900+. We've got no test results to judge.
Note that Core 2 Quad Q9550 is a desktop processor while Athlon MP 1900+ is a server/workstation one.
Should you still have questions on choice between Core 2 Quad Q9550 and Athlon MP 1900+, ask them in Comments section, and we shall answer.
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