Side by side comparison and review of AMD Phenom II X2 B59 and AMD Athlon II X4 845. 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 Phenom II X2 B59 | AMD Athlon II X4 845 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | AMD Phenom II X2 B59 | AMD Athlon II X4 845 |
|---|
| Type | AMD Phenom II X2 B59 | AMD Athlon II X4 845 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | Socket AM3 | Socket FM2+ |
| Manufacturing Process | 45 nm | 28 nm |
| Thermal Design Power | 80 W | 65 W |
| Thermal Specification | - | 71.3 °C |
| Architecture Features | AMD Virtualization | AMD Virtualization |
| PERFORMANCE |
|---|
| Number of Cores | Dual-Core | Quad-Core |
|---|---|---|
| Number of Threads | 2 threads | 4 threads |
| Clock Speed (Frequency) | 3.4 GHz | 3.5 GHz |
| Max Turbo Speed | - | 3.8 GHz |
| 64-bit Computing | Yes | - |
| CACHE MEMORY |
|---|
| Cache | 6 MB | 2 MB |
|---|---|---|
| Cache Memory Details | 1 MB | L2 - 2 MB |
| Installed Size | 6 MB | - |
| MISCELLANEOUS | AMD Phenom II X2 B59 | AMD Athlon II X4 845 |
|---|
| Included Accessories | - | Near Silent Thermal Solution |
|---|---|---|
| Compliant Standards | - | AES |
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