Side by side comparison and review of AMD Phenom II X4 945 and AMD Phenom II X2 B59. 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 X4 945 | AMD Phenom II X2 B59 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | AMD Phenom II X4 945 | AMD Phenom II X2 B59 |
|---|
| Type | AMD Phenom II X4 945 | AMD Phenom II X2 B59 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Max Supported Qty | 1 | - |
| Compatible Processor Socket | Socket AM3 | Socket AM3 |
| Power Efficiency | Energy Efficient | - |
| Manufacturing Process | 45 nm | 45 nm |
| Thermal Design Power | 95 W | 80 W |
| Thermal Specification | 71 °C | - |
| Architecture Features | HyperTransport technology, AMD64 technology, integrated memory controller, Enhanced Virus Protection, AMD Cool'n'Quiet Technology, AMD Virtualization, AMD CoolCore Technology | AMD Virtualization |
| PERFORMANCE |
|---|
| Number of Cores | Quad-Core | Dual-Core |
|---|---|---|
| Number of Threads | - | 2 threads |
| Clock Speed (Frequency) | 3 GHz | 3.4 GHz |
| 64-bit Computing | Yes | Yes |
| CACHE MEMORY |
|---|
| Cache | - | 6 MB |
|---|---|---|
| Cache Memory Details | L2 - 4 x 512 KB L3 - 6 MB |
1 MB |
| Installed Size | 6 MB | 6 MB |
| EXPANSION & CONNECTIVITY | AMD Phenom II X4 945 | AMD Phenom II X2 B59 |
|---|
| Compatible Slots | 1 x processor - Socket AM3 | - |
|---|
| MISCELLANEOUS | AMD Phenom II X4 945 | AMD Phenom II X2 B59 |
|---|
| Service & Support | Limited warranty - 3 years | - |
|---|
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