Core 2 Extreme X7800 vs Core 2 Extreme X9000
Aggregate performance score
Core 2 Extreme X7800 outperforms Core 2 Extreme X9000 by a minimal 4% based on our aggregate benchmark results.
Primary details
Comparing Core 2 Extreme X9000 and Core 2 Extreme X7800 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 2602 | 2581 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | Intel Core 2 Extreme | Intel Core 2 Extreme |
| Architecture codename | Penryn (2008−2011) | Merom XE (2007) |
| Release date | 10 January 2008 (16 years ago) | 17 July 2007 (16 years ago) |
| Launch price (MSRP) | $851 | $851 |
| Current price | $450 (0.5x MSRP) | $299 (0.4x MSRP) |
Detailed specifications
Core 2 Extreme X9000 and Core 2 Extreme X7800 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) | 2 (Dual-core) |
| Threads | 2 | 2 |
| Base clock speed | 2.8 GHz | 2.6 GHz |
| Boost clock speed | 2.8 GHz | 2.6 GHz |
| Bus support | 800 MHz | 800 MHz |
| L1 cache | 128 KB | 128 KB |
| L2 cache | 6 MB | 4 MB |
| L3 cache | 6 MB L2 Cache | 4 MB L2 Cache |
| Chip lithography | 45 nm | 65 nm |
| Die size | 107 mm2 | 143 mm2 |
| Maximum core temperature | 105 °C | 100 °C |
| Number of transistors | 410 Million | 291 Million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | No | No |
| VID voltage range | 1V-1.275V | 1.1V-1.375V |
Compatibility
Information on Core 2 Extreme X9000 and Core 2 Extreme X7800 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.
| Socket | PGA478 | PPGA478 |
| Power consumption (TDP) | 44 Watt | 44 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core 2 Extreme X9000 and Core 2 Extreme X7800. You'll probably need this information if you require some particular technology.
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | - | - |
| Hyper-Threading Technology | - | - |
| Demand Based Switching | - | - |
| FSB parity | - | - |
| Status | Discontinued | Discontinued |
Security technologies
Core 2 Extreme X9000 and Core 2 Extreme X7800 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | - |
| EDB | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Core 2 Extreme X9000 and Core 2 Extreme X7800 are enumerated here.
| VT-x | + | + |
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.
Core 2 Extreme X7800 outperforms Core 2 Extreme X9000 by 4% based on our aggregate benchmark results.
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.
Benchmark coverage: 68%
Core 2 Extreme X7800 outperforms Core 2 Extreme X9000 by 4% in Passmark.
3DMark06 CPU
3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.
Benchmark coverage: 19%
Core 2 Extreme X9000 outperforms Core 2 Extreme X7800 by 23% in 3DMark06 CPU.
Pros & cons summary
| Performance score | 0.71 | 0.74 |
| Recency | 10 January 2008 | 17 July 2007 |
| Chip lithography | 45 nm | 65 nm |
Given the minimal performance differences, no clear winner can be declared between Core 2 Extreme X9000 and Core 2 Extreme X7800.
Should you still have questions on choice between Core 2 Extreme X9000 and Core 2 Extreme X7800, ask them in Comments section, and we shall answer.
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