Celeron J1900 vs Core 2 Extreme X7900
Aggregate performance score
Celeron J1900 outperforms Core 2 Extreme X7900 by a minimal 3% based on our aggregate benchmark results.
Primary details
Comparing Core 2 Extreme X7900 and Celeron J1900 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2709 | 2678 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | Intel Core 2 Extreme | Intel Celeron |
| Power efficiency | 1.51 | 6.81 |
| Architecture codename | Merom (2006−2008) | Bay Trail-D (2013) |
| Release date | 1 September 2007 (17 years ago) | 1 November 2013 (11 years ago) |
| Launch price (MSRP) | $851 | $82 |
Detailed specifications
Core 2 Extreme X7900 and Celeron J1900 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) | 4 (Quad-Core) |
| Threads | 2 | 4 |
| Base clock speed | 2.8 GHz | 2 GHz |
| Boost clock speed | 2.8 GHz | 2.42 GHz |
| Bus rate | 800 MHz | no data |
| L1 cache | 128 KB | 224 KB |
| L2 cache | 4 MB | 2 MB |
| L3 cache | 0 KB | 2 MB L2 Cache |
| Chip lithography | 65 nm | 22 nm |
| Die size | 143 mm2 | no data |
| Maximum core temperature | 100 °C | 105 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| VID voltage range | 1.1V-1.375V | no data |
Compatibility
Information on Core 2 Extreme X7900 and Celeron J1900 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 | PPGA478 | FCBGA1170 |
| Power consumption (TDP) | 44 Watt | 10 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core 2 Extreme X7900 and Celeron J1900. You'll probably need this information if you require some particular technology.
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | - | - |
| Hyper-Threading Technology | - | - |
| Idle States | - | no data |
| Demand Based Switching | - | no data |
| PAE | no data | 36 Bit |
| FDI | no data | - |
| AMT | + | no data |
| FSB parity | - | no data |
| RST | no data | - |
Security technologies
Core 2 Extreme X7900 and Celeron J1900 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
| EDB | + | + |
| Anti-Theft | no data | - |
Virtualization technologies
Virtual machine speed-up technologies supported by Core 2 Extreme X7900 and Celeron J1900 are enumerated here.
| VT-d | no data | - |
| VT-x | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core 2 Extreme X7900 and Celeron J1900. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR1 | DDR3 |
| Maximum memory size | no data | 8 GB |
| Max memory channels | no data | 2 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel® HD Graphics for Intel Atom® Processor Z3700 Series |
| Quick Sync Video | - | + |
| Graphics max frequency | no data | 854 MHz |
Graphics interfaces
Available interfaces and connections of Core 2 Extreme X7900 and Celeron J1900 integrated GPUs.
| Number of displays supported | no data | 2 |
Peripherals
Specifications and connection of peripherals supported by Core 2 Extreme X7900 and Celeron J1900.
| PCIe version | no data | 2.0 |
| PCI Express lanes | no data | 4 |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.
GeekBench 5 Single-Core
GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.
GeekBench 5 Multi-Core
GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.
Pros & cons summary
| Performance score | 0.70 | 0.72 |
| Recency | 1 September 2007 | 1 November 2013 |
| Physical cores | 2 | 4 |
| Threads | 2 | 4 |
| Chip lithography | 65 nm | 22 nm |
| Power consumption (TDP) | 44 Watt | 10 Watt |
Celeron J1900 has a 2.9% higher aggregate performance score, an age advantage of 6 years, 100% more physical cores and 100% more threads, a 195.5% more advanced lithography process, and 340% lower power consumption.
Given the minimal performance differences, no clear winner can be declared between Core 2 Extreme X7900 and Celeron J1900.
Should you still have questions on choice between Core 2 Extreme X7900 and Celeron J1900, ask them in Comments section, and we shall answer.
Similar processor comparisons
We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.
