Intel Core i7-975 vs AMD Athlon X2 4450e
Comparative analysis of Intel Core i7-975 and AMD Athlon X2 4450e 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 1 year(s) 2 month(s) later
- Processor is unlocked, an unlocked multiplier allows for easier overclocking
- 2 more cores, run more applications at once: 4 vs 2
- Around 57% higher clock speed: 3.60 GHz vs 2.3 GHz
- A newer manufacturing process allows for a more powerful, yet cooler running processor: 45 nm vs 65 nm
- 2x more L2 cache, more data can be stored in the L2 cache for quick access later
- Around 41% better performance in PassMark - Single thread mark: 1501 vs 1066
- 4x better performance in PassMark - CPU mark: 3510 vs 867
- Around 40% better performance in Geekbench 4 - Multi-Core: 2380 vs 1701
- Around 75% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 1.084 vs 0.62
- 9.7x better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 63.217 vs 6.492
| Specifications (specs) | |
| Launch date | June 2009 vs April 2008 |
| Unlocked | Unlocked vs Locked |
| Number of cores | 4 vs 2 |
| Maximum frequency | 3.60 GHz vs 2.3 GHz |
| Manufacturing process technology | 45 nm vs 65 nm |
| L2 cache | 256 KB (per core) vs 512 KB |
| Benchmarks | |
| PassMark - Single thread mark | 1501 vs 1066 |
| PassMark - CPU mark | 3510 vs 867 |
| Geekbench 4 - Multi-Core | 2380 vs 1701 |
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 1.084 vs 0.62 |
| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 63.217 vs 6.492 |
Reasons to consider the AMD Athlon X2 4450e
- 2.9x lower typical power consumption: 45 Watt vs 130 Watt
- Around 72% better performance in Geekbench 4 - Single Core: 1045 vs 606
| Specifications (specs) | |
| Thermal Design Power (TDP) | 45 Watt vs 130 Watt |
| Benchmarks | |
| Geekbench 4 - Single Core | 1045 vs 606 |
Compare benchmarks
CPU 1: Intel Core i7-975
CPU 2: AMD Athlon X2 4450e
| PassMark - Single thread mark |
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| PassMark - CPU mark |
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| Geekbench 4 - Single Core |
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| Geekbench 4 - Multi-Core |
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| CompuBench 1.5 Desktop - Face Detection (mPixels/s) |
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| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) |
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| Name | Intel Core i7-975 | AMD Athlon X2 4450e |
|---|---|---|
| PassMark - Single thread mark | 1501 | 1066 |
| PassMark - CPU mark | 3510 | 867 |
| Geekbench 4 - Single Core | 606 | 1045 |
| Geekbench 4 - Multi-Core | 2380 | 1701 |
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 1.084 | 0.62 |
| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 63.217 | 6.492 |
| 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 | AMD Athlon X2 4450e | |
|---|---|---|
Essentials |
||
| Architecture codename | Bloomfield | Brisbane |
| Launch date | June 2009 | April 2008 |
| Launch price (MSRP) | $476 | |
| Place in performance rating | 2599 | 2622 |
| Price now | $179.99 | |
| Processor Number | i7-975 | |
| Series | Legacy Intel® Core™ Processors | |
| Status | Discontinued | |
| Value for money (0-100) | 10.04 | |
| Vertical segment | Desktop | Desktop |
Performance |
||
| 64 bit support | ||
| Base frequency | 3.33 GHz | |
| Bus Speed | 6.4 GT/s QPI | |
| Die size | 263 mm2 | 126 mm |
| Front-side bus (FSB) | 1333 MHz | |
| L1 cache | 64 KB (per core) | 256 KB |
| L2 cache | 256 KB (per core) | 512 KB |
| L3 cache | 8192 KB (shared) | |
| Manufacturing process technology | 45 nm | 65 nm |
| Maximum core temperature | 67.9°C | |
| Maximum frequency | 3.60 GHz | 2.3 GHz |
| Number of cores | 4 | 2 |
| Number of QPI Links | 1 | |
| Number of threads | 8 | |
| Transistor count | 731 million | 154 million |
| Unlocked | ||
| VID voltage range | 0.800V-1.375V | |
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 | |
Compatibility |
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| Low Halogen Options Available | ||
| Max number of CPUs in a configuration | 1 | 1 |
| Package Size | 42.5mm x 45.0mm | |
| Sockets supported | FCLGA1366 | AM2 |
| Thermal Design Power (TDP) | 130 Watt | 45 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 | |
| Thermal Monitoring | ||
Virtualization |
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| Intel® Virtualization Technology (VT-x) | ||
| Intel® VT-x with Extended Page Tables (EPT) | ||
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