Detailed comparison and review of AMD Athlon II X4 870K and AMD Athlon II X4 631. With our comprehensive overview, you can simply compare overall performance, cache sizes, RAM, power efficiency, architecture, but also other key features of both processors and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the processor that best fits your needs and expectations.
| GENERAL | AMD Athlon II X4 870K | AMD Athlon II X4 631 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | AMD Athlon II X4 870K | AMD Athlon II X4 631 |
|---|
| Type | AMD Athlon II X4 870K | AMD Athlon II X4 631 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | Socket FM2+ | Socket FM1 |
| Core Voltage | - | 0.45 V - 1.4125 V |
| Manufacturing Process | 28 nm | 32 nm |
| Thermal Design Power | 95 W | 100 W |
| Thermal Specification | - | 70.1 °C |
| Architecture Features | AMD Virtualization | 3DNow! Professional technology, streaming SIMD extensions, streaming SIMD extensions 2, MMX instructions set, HyperTransport technology, AMD64 technology, integrated memory controller, streaming SIMD extensions 3, Enhanced Virus Protection, AMD Cool'n'Quiet Technology, AMD Virtualization, AMD CoolCore Technology |
| PERFORMANCE |
|---|
| Number of Cores | Quad-Core | Quad-Core |
|---|---|---|
| Number of Threads | 4 threads | - |
| Clock Speed (Frequency) | 3.9 GHz | 2.6 GHz |
| Max Turbo Speed | 4.1 GHz | - |
| 64-bit Computing | - | Yes |
| CACHE MEMORY |
|---|
| Cache | 4 MB | - |
|---|---|---|
| Cache Memory Details | L2 - DDR3 SDRAM - 4 MB - 2 x 2 MB L1 - 128 KB |
L2 - 4 MB |
| Installed Size | - | 4 MB |
| EXPANSION & CONNECTIVITY | AMD Athlon II X4 870K | AMD Athlon II X4 631 |
|---|
| Compatible Slots | - | 1 x processor - Socket FM1 |
|---|
| MISCELLANEOUS | AMD Athlon II X4 870K | AMD Athlon II X4 631 |
|---|
| Included Accessories | - | Heat sink |
|---|---|---|
| Compliant Standards | AES | - |
| Service & Support | - | Limited warranty - 3 years |
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