AMD Athlon II X4 640 vs Intel Core 2 Quad Q8400
Comparative analysis of AMD Athlon II X4 640 and Intel Core 2 Quad Q8400 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, 3DMark Fire Strike - Physics Score, 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 - Bitcoin Mining (mHash/s), CompuBench 1.5 Desktop - Video Composition (Frames/s).
Differences
Reasons to consider the AMD Athlon II X4 640
- CPU is newer: launch date 1 year(s) 0 month(s) later
- Around 12% higher clock speed: 3 GHz vs 2.67 GHz
- 2x more L1 cache, more data can be stored in the L1 cache for quick access later
- Around 6% better performance in PassMark - Single thread mark: 1212 vs 1142
- Around 9% better performance in PassMark - CPU mark: 2245 vs 2067
- Around 5% better performance in Geekbench 4 - Multi-Core: 1191 vs 1139
- 4.6x better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 2.776 vs 0.609
Specifications (specs) | |
Launch date | May 2010 vs April 2009 |
Maximum frequency | 3 GHz vs 2.67 GHz |
L1 cache | 128 KB (per core) vs 256 KB |
Benchmarks | |
PassMark - Single thread mark | 1212 vs 1142 |
PassMark - CPU mark | 2245 vs 2067 |
Geekbench 4 - Multi-Core | 1191 vs 1139 |
CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 2.776 vs 0.609 |
Reasons to consider the Intel Core 2 Quad Q8400
- 2x more L2 cache, more data can be stored in the L2 cache for quick access later
- Around 1% better performance in Geekbench 4 - Single Core: 362 vs 358
- 2.7x better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 20.494 vs 7.618
- Around 1% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.171 vs 0.17
- Around 22% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 4.93 vs 4.052
Specifications (specs) | |
L2 cache | 4096 KB vs 512 KB (per core) |
Benchmarks | |
Geekbench 4 - Single Core | 362 vs 358 |
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 20.494 vs 7.618 |
CompuBench 1.5 Desktop - T-Rex (Frames/s) | 0.171 vs 0.17 |
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 4.93 vs 4.052 |
Compare benchmarks
CPU 1: AMD Athlon II X4 640
CPU 2: Intel Core 2 Quad Q8400
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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CompuBench 1.5 Desktop - T-Rex (Frames/s) |
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CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) |
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Name | AMD Athlon II X4 640 | Intel Core 2 Quad Q8400 |
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PassMark - Single thread mark | 1212 | 1142 |
PassMark - CPU mark | 2245 | 2067 |
Geekbench 4 - Single Core | 358 | 362 |
Geekbench 4 - Multi-Core | 1191 | 1139 |
3DMark Fire Strike - Physics Score | 0 | |
CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 2.776 | 0.609 |
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 7.618 | 20.494 |
CompuBench 1.5 Desktop - T-Rex (Frames/s) | 0.17 | 0.171 |
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 4.052 | 4.93 |
CompuBench 1.5 Desktop - Video Composition (Frames/s) | 1.4 |
Compare specifications (specs)
AMD Athlon II X4 640 | Intel Core 2 Quad Q8400 | |
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Essentials |
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Architecture codename | Propus | Yorkfield |
Launch date | May 2010 | April 2009 |
Launch price (MSRP) | $80 | |
Place in performance rating | 3023 | 3008 |
Price now | $239.95 | $99.50 |
Value for money (0-100) | 4.07 | 9.38 |
Vertical segment | Desktop | Desktop |
Processor Number | Q8400 | |
Series | Legacy Intel® Core™ Processors | |
Status | Discontinued | |
Performance |
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64 bit support | ||
Die size | 169 mm | 164 mm2 |
L1 cache | 128 KB (per core) | 256 KB |
L2 cache | 512 KB (per core) | 4096 KB |
Manufacturing process technology | 45 nm | 45 nm |
Maximum frequency | 3 GHz | 2.67 GHz |
Number of cores | 4 | 4 |
Transistor count | 300 million | 456 million |
Base frequency | 2.66 GHz | |
Bus Speed | 1333 MHz FSB | |
Maximum case temperature (TCase) | 71 °C | |
Maximum core temperature | 71.4°C | |
VID voltage range | 0.8500V-1.3625V | |
Memory |
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Supported memory types | DDR3 | DDR1, DDR2, DDR3 |
Compatibility |
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Max number of CPUs in a configuration | 1 | 1 |
Sockets supported | AM3 | LGA775 |
Thermal Design Power (TDP) | 95 Watt | 95 Watt |
Low Halogen Options Available | ||
Package Size | 37.5mm x 37.5mm | |
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) |