Pentium 4 1.9 vs i7-990X
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1550 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.23 | no data |
| Market segment | Desktop processor | Desktop processor |
| Power efficiency | 1.32 | no data |
| Designer | Intel | Intel |
| Manufacturer | Intel | no data |
| Architecture codename | Gulftown (2010−2011) | Willamette (2000−2001) |
| Release date | 24 February 2011 (14 years ago) | August 2001 (24 years ago) |
| Launch price (MSRP) | $1,104 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Core i7-990X and Pentium 4 1.9 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 | 6 (Hexa-Core) | 1 (Single-Core) |
| Threads | 12 | 1 |
| Base clock speed | 3.46 GHz | no data |
| Boost clock speed | 3.73 GHz | 1.9 GHz |
| Bus rate | 6.4 GT/s | no data |
| L1 cache | 64 KB (per core) | 8 KB |
| L2 cache | 256 KB (per core) | 256 KB |
| L3 cache | 12 MB (shared) | 0 KB |
| Chip lithography | 32 nm | 180 nm |
| Die size | 239 mm2 | 217 mm2 |
| Maximum core temperature | 68 °C | no data |
| Maximum case temperature (TCase) | no data | 73 °C |
| Number of transistors | 1,170 million | 42 million |
| 64 bit support | + | - |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | + | - |
Compatibility
Information on Core i7-990X and Pentium 4 1.9 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 | FCLGA1366,LGA1366 | 423 |
| Power consumption (TDP) | 130 Watt | 69 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i7-990X and Pentium 4 1.9. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.2 | no data |
| AES-NI | + | - |
| Enhanced SpeedStep (EIST) | + | no data |
| Turbo Boost Technology | 1.0 | no data |
| Hyper-Threading Technology | + | no data |
| Idle States | + | no data |
| Demand Based Switching | - | no data |
| PAE | 36 Bit | no data |
Security technologies
Core i7-990X and Pentium 4 1.9 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 i7-990X and Pentium 4 1.9 are enumerated here.
| VT-x | + | no data |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i7-990X and Pentium 4 1.9. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR1, DDR2 |
| Maximum memory size | 24 GB | no data |
| Max memory channels | 3 | no data |
| Maximum memory bandwidth | 25.6 GB/s | no data |
Peripherals
Specifications and connection of peripherals supported by Core i7-990X and Pentium 4 1.9.
| PCIe version | 2.0 | no data |
Pros & cons summary
| Physical cores | 6 | 1 |
| Threads | 12 | 1 |
| Chip lithography | 32 nm | 180 nm |
| Power consumption (TDP) | 130 Watt | 69 Watt |
i7-990X has 500% more physical cores and 1100% more threads, and a 462.5% more advanced lithography process.
Pentium 4 1.9, on the other hand, has 88.4% lower power consumption.
We couldn't decide between Intel Core i7-990X and Intel Pentium 4 1.9. We've got no test results to judge.
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