In depth comparison and review of Intel Xeon L3406 and Intel Core i7 640M. 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 Xeon L3406 | Intel Core i7 640M |
|---|
| Product Type | Processor | Processor (mobile) |
|---|
| PROCESSOR | Intel Xeon L3406 | Intel Core i7 640M |
|---|
| Type | Intel Xeon L3406 | Intel Core i7 640M |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Packaging Type | - | 1288-ball BGA |
| Compatible Processor Socket | LGA1156 Socket | PGA988 Socket |
| Power Efficiency | Low-Voltage (LV) | - |
| Manufacturing Process | 32 nm | 32 nm |
| Thermal Design Power | 30 W | 35 W |
| PCI Express Revision | 2.0 | 2.0 |
| PCI Express Configurations | 1x16, 2x8 | 1x16 |
| PCI Express Lanes Qty | 16 | 16 |
| Architecture Features | Intel Turbo Boost Technology | Enhanced SpeedStep technology, Hyper-Threading Technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel Turbo Boost Technology, Intel 64 Technology, Intel Trusted Execution Technology, streaming SIMD extensions 4.1, streaming SIMD extensions 4.2, Intel Fast Memory Access |
| PERFORMANCE |
|---|
| Number of Cores | Dual-Core | Dual-Core |
|---|---|---|
| Number of Threads | 4 threads | 4 threads |
| Clock Speed (Frequency) | 2.26 GHz | 2.8 GHz |
| Max Turbo Speed | 2.53 GHz | 3.46 GHz |
| Bus Speed | - | 667 MHz |
| 64-bit Computing | Yes | Yes |
| CACHE MEMORY |
|---|
| Cache | 4 MB | 4 MB |
|---|---|---|
| Cache Memory Details | L3 - TLC NAND Flash - 4 MB | L3 - 4 MB |
| Installed Size | 4 MB | 4 MB |
| INTEGRATED GRAPHICS (GPU) | Intel Xeon L3406 | Intel Core i7 640M |
|---|
| Type | - | Intel HD Graphics with Dynamic Frequency |
|---|---|---|
| Base Frequency | - | 500 MHz |
| Max Dynamic Frequency | - | 766 MHz |
| Features | - | Dual Display Capable, Intel FDI, Intel Clear Video Technology, Intel Clear Video HD Technology |
| EXPANSION & CONNECTIVITY | Intel Xeon L3406 | Intel Core i7 640M |
|---|
| Compatible Slots | 1 x processor | 1 x processor |
|---|
| MISCELLANEOUS | Intel Xeon L3406 | Intel Core i7 640M |
|---|
| Compliant Standards | RoHS | - |
|---|---|---|
| Service & Support | Limited warranty - 3 years | Limited warranty - 3 years |
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