Core 2 Extreme QX9300 vs Core i7-3970X Extreme Edition
Aggregate performance score
Core i7-3970X Extreme Edition outperforms Core 2 Extreme QX9300 by a whopping 411% based on our aggregate benchmark results.
Primary details
Comparing Core i7-3970X Extreme Edition and Core 2 Extreme QX9300 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1115 | 2377 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Series | Intel Core i7EE | Core 2 Extreme |
| Power efficiency | 3.66 | 2.39 |
| Architecture codename | Sandy Bridge (2011−2013) | Penryn (2008−2011) |
| Release date | 12 November 2012 (12 years ago) | August 2008 (16 years ago) |
Detailed specifications
Core i7-3970X Extreme Edition and Core 2 Extreme QX9300 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) | 4 (Quad-Core) |
| Threads | 12 | 4 |
| Base clock speed | no data | 2.53 GHz |
| Boost clock speed | 3.5 GHz | 2.53 GHz |
| Bus type | DMI 2.0 | no data |
| Bus rate | 5 GT/s | 1066 MHz |
| Multiplier | 35 | no data |
| L1 cache | no data | 64 KB |
| L2 cache | 1,536 KB | 12 MB |
| L3 cache | 15 MB | 0 KB |
| Chip lithography | 32 nm | 45 nm |
| Die size | no data | 2x 107 mm2 |
| Maximum core temperature | no data | 100 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | - | + |
| VID voltage range | no data | 1.05V-1.175V |
Compatibility
Information on Core i7-3970X Extreme Edition and Core 2 Extreme QX9300 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 (Uniprocessor) | 2 |
| Socket | no data | PGA478 |
| Power consumption (TDP) | 150 Watt | 45 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i7-3970X Extreme Edition and Core 2 Extreme QX9300. You'll probably need this information if you require some particular technology.
| AES-NI | + | - |
| AVX | + | - |
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | no data | - |
| Hyper-Threading Technology | no data | - |
| Demand Based Switching | no data | - |
| AMT | no data | + |
| FSB parity | no data | - |
Security technologies
Core i7-3970X Extreme Edition and Core 2 Extreme QX9300 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 i7-3970X Extreme Edition and Core 2 Extreme QX9300 are enumerated here.
| VT-x | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i7-3970X Extreme Edition and Core 2 Extreme QX9300. Depending on the motherboard, higher memory frequencies may be supported.
| Maximum memory size | 64 GB | no data |
Peripherals
Specifications and connection of peripherals supported by Core i7-3970X Extreme Edition and Core 2 Extreme QX9300.
| PCIe version | 2.00 | no data |
| PCI Express lanes | 40 | no data |
Pros & cons summary
| Performance score | 5.83 | 1.14 |
| Physical cores | 6 | 4 |
| Threads | 12 | 4 |
| Chip lithography | 32 nm | 45 nm |
| Power consumption (TDP) | 150 Watt | 45 Watt |
i7-3970X Extreme Edition has a 411.4% higher aggregate performance score, 50% more physical cores and 200% more threads, and a 40.6% more advanced lithography process.
Core 2 Extreme QX9300, on the other hand, has 233.3% lower power consumption.
The Core i7-3970X Extreme Edition is our recommended choice as it beats the Core 2 Extreme QX9300 in performance tests.
Note that Core i7-3970X Extreme Edition is a desktop processor while Core 2 Extreme QX9300 is a notebook one.
Should you still have questions on choice between Core i7-3970X Extreme Edition and Core 2 Extreme QX9300, ask them in Comments section, and we shall answer.
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