Intel Core i7-975 vs Intel Pentium D 960
Comparative analysis of Intel Core i7-975 and Intel Pentium D 960 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).
Differences
Reasons to consider the Intel Core i7-975
- CPU is newer: launch date 3 year(s) 1 month(s) later
- Processor is unlocked, an unlocked multiplier allows for easier overclocking
- 2 more cores, run more applications at once: 4 vs 2
- A newer manufacturing process allows for a more powerful, yet cooler running processor: 45 nm vs 65 nm
- 9.1x more L1 cache, more data can be stored in the L1 cache for quick access later
- Around 92% better performance in PassMark - Single thread mark: 1500 vs 782
- 4.3x better performance in PassMark - CPU mark: 3494 vs 807
Specifications (specs) | |
Launch date | June 2009 vs May 2006 |
Unlocked | Unlocked vs Locked |
Number of cores | 4 vs 2 |
Manufacturing process technology | 45 nm vs 65 nm |
L1 cache | 64 KB (per core) vs 28 KB |
Benchmarks | |
PassMark - Single thread mark | 1500 vs 782 |
PassMark - CPU mark | 3494 vs 807 |
Reasons to consider the Intel Pentium D 960
- 4x more L2 cache, more data can be stored in the L2 cache for quick access later
L2 cache | 4096 KB vs 256 KB (per core) |
Max number of CPUs in a configuration | 2 vs 1 |
Compare benchmarks
CPU 1: Intel Core i7-975
CPU 2: Intel Pentium D 960
PassMark - Single thread mark |
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PassMark - CPU mark |
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Name | Intel Core i7-975 | Intel Pentium D 960 |
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PassMark - Single thread mark | 1500 | 782 |
PassMark - CPU mark | 3494 | 807 |
Geekbench 4 - Single Core | 606 | |
Geekbench 4 - Multi-Core | 2380 | |
CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 1.084 | |
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 63.217 | |
CompuBench 1.5 Desktop - T-Rex (Frames/s) | 0.376 | |
CompuBench 1.5 Desktop - Video Composition (Frames/s) | 1.858 | |
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 5.196 |
Compare specifications (specs)
Intel Core i7-975 | Intel Pentium D 960 | |
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Essentials |
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Architecture codename | Bloomfield | Presler |
Launch date | June 2009 | May 2006 |
Launch price (MSRP) | $476 | |
Place in performance rating | 2589 | 2591 |
Price now | $179.99 | |
Processor Number | i7-975 | 960 |
Series | Legacy Intel® Core™ Processors | Legacy Intel® Pentium® Processor |
Status | Discontinued | Discontinued |
Value for money (0-100) | 10.04 | |
Vertical segment | Desktop | Desktop |
Performance |
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64 bit support | ||
Base frequency | 3.33 GHz | 3.60 GHz |
Bus Speed | 6.4 GT/s QPI | 800 MHz FSB |
Die size | 263 mm2 | 162 mm2 |
Front-side bus (FSB) | 1333 MHz | |
L1 cache | 64 KB (per core) | 28 KB |
L2 cache | 256 KB (per core) | 4096 KB |
L3 cache | 8192 KB (shared) | |
Manufacturing process technology | 45 nm | 65 nm |
Maximum core temperature | 67.9°C | C1=68.6°C, D0=63.4°C |
Maximum frequency | 3.60 GHz | 3.6 GHz |
Number of cores | 4 | 2 |
Number of QPI Links | 1 | |
Number of threads | 8 | |
Transistor count | 731 million | 376 million |
Unlocked | ||
VID voltage range | 0.800V-1.375V | 1.200V-1.3375V |
Memory |
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Max memory channels | 3 | |
Maximum memory bandwidth | 25.6 GB/s | |
Maximum memory size | 24 GB | |
Supported memory types | DDR3 800/1066 | DDR1, DDR2, DDR3 |
Compatibility |
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Low Halogen Options Available | ||
Max number of CPUs in a configuration | 1 | 2 |
Package Size | 42.5mm x 45.0mm | 37.5mm x 37.5mm |
Sockets supported | FCLGA1366 | PLGA775 |
Thermal Design Power (TDP) | 130 Watt | 130 Watt |
Security & Reliability |
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Execute Disable Bit (EDB) | ||
Intel® Trusted Execution technology (TXT) | ||
Advanced Technologies |
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Enhanced Intel SpeedStep® technology | ||
Idle States | ||
Instruction set extensions | Intel® SSE4.2 | |
Intel 64 | ||
Intel® AES New Instructions | ||
Intel® Demand Based Switching | ||
Intel® Hyper-Threading technology | ||
Intel® Turbo Boost technology | ||
Physical Address Extensions (PAE) | 36-bit | 32-bit |
Thermal Monitoring | ||
FSB parity | ||
Virtualization |
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Intel® Virtualization Technology (VT-x) | ||
Intel® VT-x with Extended Page Tables (EPT) | ||
Intel® Virtualization Technology for Directed I/O (VT-d) |