Pentium 4 HT 651 vs Athlon II M320
Primary details
Comparing Athlon II M320 and Pentium 4 HT 651 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2925 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Series | AMD Athlon II | no data |
| Power efficiency | 1.27 | no data |
| Architecture codename | Caspian (2009) | Cedar Mill (2006) |
| Release date | 10 September 2009 (15 years ago) | January 2006 (18 years ago) |
Detailed specifications
Athlon II M320 and Pentium 4 HT 651 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 | 2 |
| Boost clock speed | 2.1 GHz | 3.4 GHz |
| Bus rate | 3200 MHz | no data |
| L1 cache | 128 KB | 28 KB |
| L2 cache | 1 MB | 2 MB |
| L3 cache | no data | 0 KB |
| Chip lithography | 45 nm | 65 nm |
| Die size | no data | 81 mm2 |
| Number of transistors | no data | 188 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Athlon II M320 and Pentium 4 HT 651 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 | no data | 1 |
| Socket | Socket S1 (S1g3) | 775 |
| Power consumption (TDP) | 35 Watt | 86 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Athlon II M320 and Pentium 4 HT 651. You'll probably need this information if you require some particular technology.
| Instruction set extensions | MMX, SSE, SSE2, SSE3, Enhanced 3DNow!, NX bit, AMD64, PowerNow!, AMD Virtualization | no data |
| PowerNow | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Athlon II M320 and Pentium 4 HT 651. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR2 | DDR1, DDR2, DDR3 |
Pros & cons summary
| Physical cores | 2 | 1 |
| Chip lithography | 45 nm | 65 nm |
| Power consumption (TDP) | 35 Watt | 86 Watt |
Athlon II M320 has 100% more physical cores, a 44.4% more advanced lithography process, and 145.7% lower power consumption.
We couldn't decide between Athlon II M320 and Pentium 4 HT 651. We've got no test results to judge.
Be aware that Athlon II M320 is a notebook processor while Pentium 4 HT 651 is a desktop one.
Should you still have questions on choice between Athlon II M320 and Pentium 4 HT 651, ask them in Comments section, and we shall answer.
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