In depth comparison and review of Intel Pentium G640 and Intel Xeon E3-1240. 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 G640 | Intel Xeon E3-1240 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Pentium G640 | Intel Xeon E3-1240 |
|---|
| Type | Intel Pentium G640 | Intel Xeon E3-1240 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | - | 1 |
|---|---|---|
| Compatible Processor Socket | LGA1155 Socket | LGA1155 Socket |
| Manufacturing Process | 32 nm | 32 nm |
| Thermal Design Power | 65 W | 80 W |
| Thermal Specification | 69.1 °C | 69.1 °C |
| PCI Express Revision | 2.0 | 2.0 |
| PCI Express Lanes Qty | - | 20 |
| 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) | Hyper-Threading Technology, Execute Disable Bit capability, Intel Virtualization Technology |
| PERFORMANCE |
|---|
| Number of Cores | Dual-Core | Quad-Core |
|---|---|---|
| Number of Threads | 2 threads | 8 threads |
| Clock Speed (Frequency) | 2.8 GHz | 3.3 GHz |
| Max Turbo Speed | - | 3.7 GHz |
| 64-bit Computing | - | Yes |
| CACHE MEMORY |
|---|
| Cache | 3 MB | 8 MB |
|---|---|---|
| Cache Level 1 Size | - | 256 KB |
| Cache Memory Details | Smart Cache - 3 MB | L2 - 1 MB L3 - 8 MB |
| Installed Size | 3 MB | 8 MB |
| INTEGRATED GRAPHICS (GPU) | Intel Pentium G640 | Intel Xeon E3-1240 |
|---|
| Type | Intel HD Graphics | - |
|---|---|---|
| Base Frequency | 850 MHz | - |
| Max Dynamic Frequency | 1.1 GHz | - |
| Features | Dual Display Capable, Intel FDI | - |
| EXPANSION & CONNECTIVITY | Intel Pentium G640 | Intel Xeon E3-1240 |
|---|
| Compatible Slots | - | 1 x processor - LGA1155 Socket |
|---|
| MISCELLANEOUS | Intel Pentium G640 | Intel Xeon E3-1240 |
|---|
| Included Accessories | - | Heat sink |
|---|---|---|
| Compliant Standards | Lead-Free, halogen-free | RoHS |
| Service & Support | Limited warranty - 3 years | Limited warranty - 3 years |
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