Side by side comparison and review of AMD Athlon II X4 845 and AMD Athlon II X4 870K. Compare overall performance, core and thread counts, cache memory, speed, power efficiency, dimensions, socket compatibility and other key specifications and features to simplify the choice of your perfect CPU. Our goal is to make it easier for you to decide on the processor that will best meet your expectations by revealing the main differences between the products.
| GENERAL | AMD Athlon II X4 845 | AMD Athlon II X4 870K |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | AMD Athlon II X4 845 | AMD Athlon II X4 870K |
|---|
| Type | AMD Athlon II X4 845 | AMD Athlon II X4 870K |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | Socket FM2+ | Socket FM2+ |
| Manufacturing Process | 28 nm | 28 nm |
| Thermal Design Power | 65 W | 95 W |
| Thermal Specification | 71.3 °C | - |
| Architecture Features | AMD Virtualization | AMD Virtualization |
| PERFORMANCE |
|---|
| Number of Cores | Quad-Core | Quad-Core |
|---|---|---|
| Number of Threads | 4 threads | 4 threads |
| Clock Speed (Frequency) | 3.5 GHz | 3.9 GHz |
| Max Turbo Speed | 3.8 GHz | 4.1 GHz |
| CACHE MEMORY |
|---|
| Cache | 2 MB | 4 MB |
|---|---|---|
| Cache Memory Details | L2 - 2 MB | L2 - DDR3 SDRAM - 4 MB - 2 x 2 MB L1 - 128 KB |
| MISCELLANEOUS | AMD Athlon II X4 845 | AMD Athlon II X4 870K |
|---|
| Included Accessories | Near Silent Thermal Solution | - |
|---|---|---|
| Compliant Standards | AES | AES |
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