Athlon 900 vs Celeron 450
Primary details
Comparing Celeron 450 and Athlon 900 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3140 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Desktop processor |
| Power efficiency | 0.73 | no data |
| Architecture codename | Conroe-L (2007−2008) | Thunderbird (1999−2000) |
| Release date | August 2008 (16 years ago) | 6 March 2000 (24 years ago) |
| Launch price (MSRP) | no data | $899 |
Detailed specifications
Celeron 450 and Athlon 900 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 | 2.2 GHz | no data |
| Boost clock speed | 2.2 GHz | 0.9 GHz |
| L1 cache | 64 KB | 128 KB |
| L2 cache | 512 KB | 512 KB |
| L3 cache | 0 KB | 0 KB |
| Chip lithography | 65 nm | 180 nm |
| Die size | 77 mm2 | 102 mm2 |
| Maximum core temperature | 60 °C | no data |
| Maximum case temperature (TCase) | no data | 70 °C |
| Number of transistors | 105 million | 22 million |
| 64 bit support | + | - |
| Windows 11 compatibility | - | - |
| VID voltage range | 1V-1.3375V | no data |
Compatibility
Information on Celeron 450 and Athlon 900 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 | LGA775 | A |
| Power consumption (TDP) | 35 Watt | 60 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Celeron 450 and Athlon 900. You'll probably need this information if you require some particular technology.
| Enhanced SpeedStep (EIST) | - | no data |
| Turbo Boost Technology | - | no data |
| Hyper-Threading Technology | - | no data |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| Demand Based Switching | - | no data |
| FSB parity | - | no data |
Security technologies
Celeron 450 and Athlon 900 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | no data |
| EDB | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Celeron 450 and Athlon 900 are enumerated here.
| VT-d | - | no data |
| VT-x | - | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Celeron 450 and Athlon 900. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR1, DDR2, DDR3 | DDR1 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | N/A |
Pros & cons summary
| Chip lithography | 65 nm | 180 nm |
| Power consumption (TDP) | 35 Watt | 60 Watt |
Celeron 450 has a 176.9% more advanced lithography process, and 71.4% lower power consumption.
We couldn't decide between Celeron 450 and Athlon 900. We've got no test results to judge.
Should you still have questions on choice between Celeron 450 and Athlon 900, ask them in Comments section, and we shall answer.
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