Threadripper PRO 7945WX vs Core 2 Extreme QX9770
Primary details
Comparing Core 2 Extreme QX9770 and Threadripper PRO 7945WX processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1656 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Desktop processor |
| Power efficiency | 2.02 | no data |
| Architecture codename | Yorkfield (2007−2009) | Storm Peak (2023) |
| Release date | March 2008 (16 years ago) | 19 October 2023 (1 year ago) |
| Launch price (MSRP) | no data | $1,399 |
Detailed specifications
Core 2 Extreme QX9770 and Threadripper PRO 7945WX 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 | 4 (Quad-Core) | 12 (Dodeca-Core) |
| Threads | 4 | 24 |
| Base clock speed | 3.2 GHz | 4.7 GHz |
| Boost clock speed | 3.2 GHz | 5.3 GHz |
| Bus rate | 1600 MHz | no data |
| L1 cache | 64K (per core) | 64 KB (per core) |
| L2 cache | 12 MB (shared) | 1 MB (per core) |
| L3 cache | 0 KB | 64 MB (shared) |
| Chip lithography | 45 nm | 5 nm |
| Die size | 2x 107 mm2 | 2x 71 mm2 |
| Maximum case temperature (TCase) | 55 °C | no data |
| Number of transistors | 820 million | 13,140 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
| Unlocked multiplier | + | + |
| VID voltage range | 0.85V-1.3625V | no data |
Compatibility
Information on Core 2 Extreme QX9770 and Threadripper PRO 7945WX 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 | LGA775 | sTR5 |
| Power consumption (TDP) | 136 Watt | 350 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core 2 Extreme QX9770 and Threadripper PRO 7945WX. You'll probably need this information if you require some particular technology.
| AES-NI | - | + |
| AVX | - | + |
| Enhanced SpeedStep (EIST) | + | no data |
| Turbo Boost Technology | - | no data |
| Hyper-Threading Technology | - | no data |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| Demand Based Switching | - | no data |
| FSB parity | - | no data |
| Precision Boost 2 | no data | + |
Security technologies
Core 2 Extreme QX9770 and Threadripper PRO 7945WX 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 Extreme QX9770 and Threadripper PRO 7945WX are enumerated here.
| AMD-V | - | + |
| VT-x | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core 2 Extreme QX9770 and Threadripper PRO 7945WX. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR1, DDR2, DDR3 | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | N/A |
Peripherals
Specifications and connection of peripherals supported by Core 2 Extreme QX9770 and Threadripper PRO 7945WX.
| PCIe version | no data | 5.0 |
| PCI Express lanes | no data | 128 |
Pros & cons summary
| Physical cores | 4 | 12 |
| Threads | 4 | 24 |
| Chip lithography | 45 nm | 5 nm |
| Power consumption (TDP) | 136 Watt | 350 Watt |
Core 2 Extreme QX9770 has 157.4% lower power consumption.
Threadripper PRO 7945WX, on the other hand, has 200% more physical cores and 500% more threads, and a 800% more advanced lithography process.
We couldn't decide between Core 2 Extreme QX9770 and Threadripper PRO 7945WX. We've got no test results to judge.
Should you still have questions on choice between Core 2 Extreme QX9770 and Threadripper PRO 7945WX, ask them in Comments section, and we shall answer.
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