In depth comparison and review of Intel Pentium G645 and Intel Xeon X5450. Compare dimensions, performance, cache memory, number of cores, clock speed, RAM, power efficiency and other important specifications and features to easily choose the right CPU for you. Our goal is to help you uncover differences between the products and find the processor that will best fit your needs.
| GENERAL | Intel Pentium G645 | Intel Xeon X5450 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Pentium G645 | Intel Xeon X5450 |
|---|
| Type | Intel Pentium G645 | Intel Xeon X5450 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | LGA1155 Socket | LGA771 Socket |
| Manufacturing Process | 32 nm | 45 nm |
| Thermal Design Power | 65 W | 120 W |
| Thermal Specification | 69.1 °C | 70 °C |
| PCI Express Revision | 2.0 | - |
| Architecture Features | Enhanced SpeedStep technology, integrated memory controller, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, streaming SIMD extensions 4.1, streaming SIMD extensions 4.2, Intel Fast Memory Access, Intel Flex Memory Access, Thermal Monitoring Technologies, Idle States, Intel VT-x with Extended Page Tables (EPT) | Demand Based Switching, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, Intel Advanced Smart Cache |
| PERFORMANCE |
|---|
| Number of Cores | Dual-Core | Quad-Core |
|---|---|---|
| Number of Threads | 2 threads | - |
| Clock Speed (Frequency) | 2.9 GHz | 3 GHz |
| Bus Speed | - | 1333 MHz |
| 64-bit Computing | - | Yes |
| CACHE MEMORY |
|---|
| Cache | 3 MB | 12 MB |
|---|---|---|
| Cache Memory Details | L3 - 3 MB | L2 - 12 MB |
| Installed Size | 3 MB | 12 MB |
| Type | - | Advanced Smart Cache |
| INTEGRATED GRAPHICS (GPU) | Intel Pentium G645 | Intel Xeon X5450 |
|---|
| Type | Intel HD Graphics with Dynamic Frequency | - |
|---|---|---|
| Base Frequency | 850 MHz | - |
| Max Dynamic Frequency | 1.1 GHz | - |
| Features | Dual Display Capable, Intel FDI | - |
| EXPANSION & CONNECTIVITY | Intel Pentium G645 | Intel Xeon X5450 |
|---|
| Compatible Slots | - | 1 x processor |
|---|
| MISCELLANEOUS | Intel Pentium G645 | Intel Xeon X5450 |
|---|
| Included Accessories | - | Alcohol pad, thermal grease |
|---|---|---|
| Service & Support | Limited warranty - 3 years | Limited warranty - 90 days |
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