AMD Athlon X4 740 vs AMD Athlon X4 845
Comparative analysis of AMD Athlon X4 740 and AMD Athlon X4 845 processors for all known characteristics in the following categories: Essentials, Performance, Compatibility, Memory, Peripherals, Advanced Technologies. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s).
Differences
Reasons to consider the AMD Athlon X4 740
- 2x more L2 cache, more data can be stored in the L2 cache for quick access later
L2 cache | 4 MB vs 2 MB |
Reasons to consider the AMD Athlon X4 845
- Around 3% higher clock speed: 3.8 GHz vs 3.7 GHz
- A newer manufacturing process allows for a more powerful, yet cooler running processor: 28 nm vs 32 nm
- Around 24% better performance in PassMark - Single thread mark: 1679 vs 1355
- Around 45% better performance in PassMark - CPU mark: 3797 vs 2626
- Around 14% better performance in Geekbench 4 - Single Core: 516 vs 452
- Around 27% better performance in Geekbench 4 - Multi-Core: 1548 vs 1215
- Around 12% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.244 vs 0.217
- Around 11% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 4.237 vs 3.815
Specifications (specs) | |
Maximum frequency | 3.8 GHz vs 3.7 GHz |
Manufacturing process technology | 28 nm vs 32 nm |
Benchmarks | |
PassMark - Single thread mark | 1679 vs 1355 |
PassMark - CPU mark | 3797 vs 2626 |
Geekbench 4 - Single Core | 516 vs 452 |
Geekbench 4 - Multi-Core | 1548 vs 1215 |
CompuBench 1.5 Desktop - T-Rex (Frames/s) | 0.244 vs 0.217 |
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 4.237 vs 3.815 |
Compare benchmarks
CPU 1: AMD Athlon X4 740
CPU 2: AMD Athlon X4 845
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 - T-Rex (Frames/s) |
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CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) |
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Name | AMD Athlon X4 740 | AMD Athlon X4 845 |
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PassMark - Single thread mark | 1355 | 1679 |
PassMark - CPU mark | 2626 | 3797 |
Geekbench 4 - Single Core | 452 | 516 |
Geekbench 4 - Multi-Core | 1215 | 1548 |
CompuBench 1.5 Desktop - T-Rex (Frames/s) | 0.217 | 0.244 |
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 3.815 | 4.237 |
CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 3.853 | |
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 11.946 |
Compare specifications (specs)
AMD Athlon X4 740 | AMD Athlon X4 845 | |
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Essentials |
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Family | AMD Athlon Processors | AMD Athlon Processors |
OPN PIB | AD740XOKHJBOX | AD845XACKASBX |
OPN Tray | AD740XOKA44HJ | |
Place in performance rating | 2615 | 2616 |
Series | AMD Athlon X4 | AMD Athlon X4 |
Vertical segment | Desktop | Desktop |
Performance |
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Base frequency | 3.2 GHz | 3.5 GHz |
L2 cache | 4 MB | 2 MB |
Manufacturing process technology | 32 nm | 28 nm |
Maximum frequency | 3.7 GHz | 3.8 GHz |
Number of cores | 4 | 4 |
Number of threads | 4 | 4 |
Unlocked | ||
Maximum core temperature | 71.30°C | |
Compatibility |
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Sockets supported | FM2 | FM2+ |
Thermal Design Power (TDP) | 65 Watt | |
Thermal Solution | Near Silent 95W | |
Memory |
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Max memory channels | 2 | |
Supported memory frequency | 2133 MHz | |
Supported memory types | DDR3 | |
Peripherals |
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PCI Express revision | 3.0 | |
Advanced Technologies |
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Fused Multiply-Add 4 (FMA4) | ||
Intel® Advanced Vector Extensions (AVX) | ||
Intel® AES New Instructions |