Athlon 64 3800+ (F3) vs Pentium III 800
Contents
Primary details
Comparing 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 | Desktop processor |
| Designer | Intel | AMD |
| Architecture codename | Coppermine T (2000) | Orleans (2007−2009) |
| Release date | no data | February 2007 (18 years ago) |
Detailed specifications
Pentium III 800 and Athlon 64 3800+ (F3) 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 |
| Boost clock speed | 0.8 GHz | 2.4 GHz |
| L1 cache | 8 KB | 128K |
| L2 cache | 256 KB | 512K |
| L3 cache | 0 KB | no data |
| Chip lithography | 180 nm | 90 nm |
| Die size | 80 mm2 | 103.1 mm2 |
| Maximum case temperature (TCase) | 69 °C | 69 °C |
| Number of transistors | 44 million | 154 million |
| 64 bit support | - | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Pentium III 800 and Athlon 64 3800+ (F3) 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 | 370 | AM2 |
| Power consumption (TDP) | 38 Watt | 59 Watt |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium III 800 and Athlon 64 3800+ (F3) are enumerated here.
| AMD-V | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium III 800 and Athlon 64 3800+ (F3). Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR2 |
Pros & cons summary
| Chip lithography | 180 nm | 90 nm |
| Power consumption (TDP) | 38 Watt | 59 Watt |
Pentium III 800 has 55.3% lower power consumption.
Athlon 64 3800+ (F3), on the other hand, has a 100% more advanced lithography process.
We couldn't decide between Intel Pentium III 800 and AMD Athlon 64 3800+ (F3). We've got no test results to judge.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
