In depth comparison and review of Intel Xeon E5-4640 and Intel Xeon L3426. 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 E5-4640 | Intel Xeon L3426 |
|---|
| Product Type | Processor | Processor |
|---|---|---|
| Packaged Quantity | 2 (specifications are for single item) | - |
| PROCESSOR | Intel Xeon E5-4640 | Intel Xeon L3426 |
|---|
| Type | Intel Xeon E5-4640 | Intel Xeon L3426 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | LGA2011 Socket | LGA1156 Socket |
| Core Voltage | 0.6 V - 1.35 V | - |
| Manufacturing Process | 32 nm | 45 nm |
| Thermal Design Power | 95 W | 45 W |
| PCI Express Revision | 3.0 | 2.0 |
| PCI Express Configurations | - | 1x16, 2x8, 4x4 |
| PCI Express Lanes Qty | 40 | 16 |
| Architecture Features | SpeedStep technology, Execute Disable Bit capability, Intel Trusted Execution Technology, Intel Turbo Boost Technology 2.0, Intel vPro Technology | Enhanced SpeedStep technology, Demand Based Switching, Intel Virtualization Technology, Enhanced Halt State (C1E) |
| PERFORMANCE |
|---|
| Number of Cores | 8-core | Quad-Core |
|---|---|---|
| Number of Threads | 16 threads | 8 threads |
| Clock Speed (Frequency) | 2.4 GHz | 1.86 GHz |
| Max Turbo Speed | 2.8 GHz | 3.2 GHz |
| Bus Speed | 1600 MHz | - |
| 64-bit Computing | Yes | Yes |
| CACHE MEMORY |
|---|
| Cache | 20 MB | 8 MB |
|---|---|---|
| Cache Memory Details | L3 - 16 MB | L3 - 8 MB |
| Installed Size | 20 MB | 8 MB |
| EXPANSION & CONNECTIVITY | Intel Xeon E5-4640 | Intel Xeon L3426 |
|---|
| Compatible Slots | 1 x processor - LGA2011 Socket | 1 x processor - LGA1156 Socket |
|---|
| MISCELLANEOUS | Intel Xeon E5-4640 | Intel Xeon L3426 |
|---|
| Compliant Standards | Halogen-free | RoHS |
|---|---|---|
| Service & Support | - | Limited warranty - 3 years |
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