Intel Core 2 Quad Q8400 vs AMD Athlon 64 FX-55
Comparative analysis of Intel Core 2 Quad Q8400 and AMD Athlon 64 FX-55 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 - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), CompuBench 1.5 Desktop - T-Rex (Frames/s).
Differences
Reasons to consider the Intel Core 2 Quad Q8400
- CPU is newer: launch date 4 year(s) 6 month(s) later
- 3 more cores, run more applications at once: 4 vs 1
- Around 3% higher clock speed: 2.67 GHz vs 2.6 GHz
- A newer manufacturing process allows for a more powerful, yet cooler running processor: 45 nm vs 90 nm
- 2x more L1 cache, more data can be stored in the L1 cache for quick access later
- 4x more L2 cache, more data can be stored in the L2 cache for quick access later
- Around 9% lower typical power consumption: 95 Watt vs 104 Watt
- 2.3x better performance in PassMark - Single thread mark: 1142 vs 505
- 5.1x better performance in PassMark - CPU mark: 2064 vs 404
Specifications (specs) | |
Launch date | April 2009 vs October 2004 |
Number of cores | 4 vs 1 |
Maximum frequency | 2.67 GHz vs 2.6 GHz |
Manufacturing process technology | 45 nm vs 90 nm |
L1 cache | 256 KB vs 128 KB |
L2 cache | 4096 KB vs 1024 KB |
Thermal Design Power (TDP) | 95 Watt vs 104 Watt |
Benchmarks | |
PassMark - Single thread mark | 1142 vs 505 |
PassMark - CPU mark | 2064 vs 404 |
Compare benchmarks
CPU 1: Intel Core 2 Quad Q8400
CPU 2: AMD Athlon 64 FX-55
PassMark - Single thread mark |
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PassMark - CPU mark |
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Name | Intel Core 2 Quad Q8400 | AMD Athlon 64 FX-55 |
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PassMark - Single thread mark | 1142 | 505 |
PassMark - CPU mark | 2064 | 404 |
Geekbench 4 - Single Core | 362 | |
Geekbench 4 - Multi-Core | 1139 | |
CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 0.609 | |
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 20.494 | |
CompuBench 1.5 Desktop - Video Composition (Frames/s) | 1.4 | |
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 4.93 | |
CompuBench 1.5 Desktop - T-Rex (Frames/s) | 0.171 |
Compare specifications (specs)
Intel Core 2 Quad Q8400 | AMD Athlon 64 FX-55 | |
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Essentials |
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Architecture codename | Yorkfield | San Diego |
Launch date | April 2009 | October 2004 |
Place in performance rating | 3007 | 2995 |
Price now | $99.50 | $179.95 |
Processor Number | Q8400 | |
Series | Legacy Intel® Core™ Processors | |
Status | Discontinued | |
Value for money (0-100) | 9.38 | 1.18 |
Vertical segment | Desktop | Desktop |
Launch price (MSRP) | $180 | |
Performance |
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64 bit support | ||
Base frequency | 2.66 GHz | |
Bus Speed | 1333 MHz FSB | |
Die size | 164 mm2 | 115 mm |
L1 cache | 256 KB | 128 KB |
L2 cache | 4096 KB | 1024 KB |
Manufacturing process technology | 45 nm | 90 nm |
Maximum case temperature (TCase) | 71 °C | |
Maximum core temperature | 71.4°C | |
Maximum frequency | 2.67 GHz | 2.6 GHz |
Number of cores | 4 | 1 |
Transistor count | 456 million | 114 million |
VID voltage range | 0.8500V-1.3625V | |
Memory |
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Supported memory types | DDR1, DDR2, DDR3 | |
Compatibility |
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Low Halogen Options Available | ||
Max number of CPUs in a configuration | 1 | 1 |
Package Size | 37.5mm x 37.5mm | |
Sockets supported | LGA775 | 939 |
Thermal Design Power (TDP) | 95 Watt | 104 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 | ||
FSB parity | ||
Idle States | ||
Intel 64 | ||
Intel® AES New Instructions | ||
Intel® Demand Based Switching | ||
Intel® Hyper-Threading technology | ||
Intel® Turbo Boost technology | ||
Thermal Monitoring | ||
Virtualization |
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Intel® Virtualization Technology (VT-x) |