Pentium 4 HT 531 vs Core 2 Duo SL9400
Primary details
Comparing Core 2 Duo SL9400 and Pentium 4 HT 531 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 | Laptop | Desktop processor |
| Series | Intel Core 2 Duo | no data |
| Architecture codename | Penryn (2008−2011) | Prescott (2001−2005) |
| Release date | 20 August 2008 (15 years ago) | June 2005 (19 years ago) |
| Launch price (MSRP) | $284 | no data |
| Current price | $124 (0.4x MSRP) | $115 |
Detailed specifications
Core 2 Duo SL9400 and Pentium 4 HT 531 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 |
| Base clock speed | 1.86 GHz | no data |
| Boost clock speed | 1.86 GHz | 3 GHz |
| Bus support | 1066 MHz | no data |
| L1 cache | no data | 16 KB |
| L2 cache | 6 MB | 1 MB |
| L3 cache | 6 MB L2 Cache | 0 KB |
| Chip lithography | 45 nm | 90 nm |
| Die size | 107 mm2 | 109 mm2 |
| Maximum core temperature | 105 °C | no data |
| Number of transistors | 410 Million | 125 million |
| 64 bit support | + | - |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | No | No |
| VID voltage range | 1.05V - 1.15V | no data |
Compatibility
Information on Core 2 Duo SL9400 and Pentium 4 HT 531 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 | BGA956 | 775 |
| Power consumption (TDP) | 17 Watt | 84 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core 2 Duo SL9400 and Pentium 4 HT 531. 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 |
| Demand Based Switching | - | no data |
| FSB parity | - | no data |
| Status | Discontinued | no data |
Security technologies
Core 2 Duo SL9400 and Pentium 4 HT 531 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 Core 2 Duo SL9400 and Pentium 4 HT 531 are enumerated here.
| VT-x | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core 2 Duo SL9400 and Pentium 4 HT 531. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR1, DDR2, DDR3 |
Pros & cons summary
| Physical cores | 2 | 1 |
| Chip lithography | 45 nm | 90 nm |
| Power consumption (TDP) | 17 Watt | 84 Watt |
We couldn't decide between Core 2 Duo SL9400 and Pentium 4 HT 531. We've got no test results to judge.
Be aware that Core 2 Duo SL9400 is a notebook processor while Pentium 4 HT 531 is a desktop one.
Should you still have questions on choice between Core 2 Duo SL9400 and Pentium 4 HT 531, ask them in Comments section, and we shall answer.
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