AMD Athlon II X4 651 vs Intel Core i7-875K
Comparative analysis of AMD Athlon II X4 651 and Intel Core i7-875K processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Virtualization, Peripherals, Security & Reliability, 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 - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/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).
Differences
Reasons to consider the AMD Athlon II X4 651
- CPU is newer: launch date 1 year(s) 6 month(s) later
- A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 45 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
- 3.3x better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 3.042 vs 0.925
| Specifications (specs) | |
| Launch date | November 2011 vs May 2010 |
| Manufacturing process technology | 32 nm vs 45 nm |
| L1 cache | 128 KB (per core) vs 64 KB (per core) |
| L2 cache | 1024 KB (per core) vs 256 KB (per core) |
| Benchmarks | |
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 3.042 vs 0.925 |
Reasons to consider the Intel Core i7-875K
- Processor is unlocked, an unlocked multiplier allows for easier overclocking
- Around 20% higher clock speed: 3.60 GHz vs 3 GHz
- Around 5% lower typical power consumption: 95 Watt vs 100 Watt
- Around 5% better performance in PassMark - Single thread mark: 1351 vs 1287
- Around 24% better performance in PassMark - CPU mark: 3100 vs 2500
- Around 43% better performance in Geekbench 4 - Single Core: 567 vs 396
- Around 62% better performance in Geekbench 4 - Multi-Core: 2163 vs 1335
- Around 21% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 4.459 vs 3.69
| Specifications (specs) | |
| Unlocked | Unlocked vs Locked |
| Maximum frequency | 3.60 GHz vs 3 GHz |
| Thermal Design Power (TDP) | 95 Watt vs 100 Watt |
| Benchmarks | |
| PassMark - Single thread mark | 1351 vs 1287 |
| PassMark - CPU mark | 3100 vs 2500 |
| Geekbench 4 - Single Core | 567 vs 396 |
| Geekbench 4 - Multi-Core | 2163 vs 1335 |
| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 4.459 vs 3.69 |
Compare benchmarks
CPU 1: AMD Athlon II X4 651
CPU 2: Intel Core i7-875K
| 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 - Bitcoin Mining (mHash/s) |
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| Name | AMD Athlon II X4 651 | Intel Core i7-875K |
|---|---|---|
| PassMark - Single thread mark | 1287 | 1351 |
| PassMark - CPU mark | 2500 | 3100 |
| Geekbench 4 - Single Core | 396 | 567 |
| Geekbench 4 - Multi-Core | 1335 | 2163 |
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 3.042 | 0.925 |
| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 3.69 | 4.459 |
| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 51.608 | |
| CompuBench 1.5 Desktop - T-Rex (Frames/s) | 0.35 | |
| CompuBench 1.5 Desktop - Video Composition (Frames/s) | 1.146 |
Compare specifications (specs)
| AMD Athlon II X4 651 | Intel Core i7-875K | |
|---|---|---|
Essentials |
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| Architecture codename | Llano | Lynnfield |
| Launch date | November 2011 | May 2010 |
| Place in performance rating | 2706 | 2715 |
| Price now | $178.04 | $485.01 |
| Value for money (0-100) | 5.93 | 3.30 |
| Vertical segment | Desktop | Desktop |
| Launch price (MSRP) | $486 | |
| Processor Number | i7-875K | |
| Series | Legacy Intel® Core™ Processors | |
| Status | Discontinued | |
Performance |
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| 64 bit support | ||
| Die size | 228 mm | 296 mm2 |
| L1 cache | 128 KB (per core) | 64 KB (per core) |
| L2 cache | 1024 KB (per core) | 256 KB (per core) |
| Manufacturing process technology | 32 nm | 45 nm |
| Maximum frequency | 3 GHz | 3.60 GHz |
| Number of cores | 4 | 4 |
| Transistor count | 1178 million | 774 million |
| Base frequency | 2.93 GHz | |
| Bus Speed | 2.5 GT/s DMI | |
| L3 cache | 8192 KB (shared) | |
| Maximum core temperature | 72.7°C | |
| Number of threads | 8 | |
| Unlocked | ||
| VID voltage range | 0.6500V-1.4000V | |
Memory |
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| Supported memory types | DDR3 | DDR3 1066/1333 |
| Max memory channels | 2 | |
| Maximum memory bandwidth | 21 GB/s | |
| Maximum memory size | 16 GB | |
Compatibility |
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| Max number of CPUs in a configuration | 1 | 1 |
| Sockets supported | FM1 | LGA1156 |
| Thermal Design Power (TDP) | 100 Watt | 95 Watt |
| Low Halogen Options Available | ||
| Package Size | 37.5mm x 37.5mm | |
Virtualization |
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| AMD Virtualization (AMD-V™) | ||
| Intel® Virtualization Technology (VT-x) | ||
| Intel® VT-x with Extended Page Tables (EPT) | ||
Peripherals |
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| Max number of PCIe lanes | 16 | |
| PCI Express revision | 2.0 | |
| PCIe configurations | 1x16, 2x8 | |
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 | ||
| Intel® vPro™ Platform Eligibility | ||
| Physical Address Extensions (PAE) | 36-bit | |
| Thermal Monitoring | ||
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