In depth comparison and review of Intel Xeon E5-2660 and Intel Xeon E3-1280V3. 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 E5-2660 | Intel Xeon E3-1280V3 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Xeon E5-2660 | Intel Xeon E3-1280V3 |
|---|
| Type | Intel Xeon E5-2660 | Intel Xeon E3-1280V3 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | LGA2011 Socket | LGA1150 Socket |
| Core Voltage | 0.6 V - 1.35 V | - |
| Manufacturing Process | 32 nm | 22 nm |
| Thermal Design Power | 95 W | 82 W |
| Thermal Specification | 73 °C | - |
| PCI Express Revision | 3.0 | 3.0 |
| PCI Express Configurations | - | 1x16, 2x8, 1x8, 2x4 |
| PCI Express Lanes Qty | 40 | 16 |
| Architecture Features | SpeedStep technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel Turbo Boost Technology, Intel Trusted Execution Technology, Intel vPro Technology | SpeedStep technology, Hyper-Threading Technology, Intel Virtualization Technology, Intel Turbo Boost Technology |
| PERFORMANCE |
|---|
| Number of Cores | 8-core | Quad-Core |
|---|---|---|
| Number of Threads | 16 threads | 8 threads |
| Clock Speed (Frequency) | 2.2 GHz | 3.6 GHz |
| Max Turbo Speed | 3 GHz | 4 GHz |
| Bus Speed | 1600 MHz | 1600 MHz |
| 64-bit Computing | Yes | - |
| CACHE MEMORY |
|---|
| Cache | 20 MB | 8 MB |
|---|---|---|
| Cache Memory Details | 20 MB | L3 - TLC NAND Flash - 8 MB |
| Installed Size | 20 MB | 8 MB |
| EXPANSION & CONNECTIVITY | Intel Xeon E5-2660 | Intel Xeon E3-1280V3 |
|---|
| Compatible Slots | 1 x processor - LGA2011 Socket | - |
|---|
| MISCELLANEOUS | Intel Xeon E5-2660 | Intel Xeon E3-1280V3 |
|---|
| Included Accessories | Heat sink | - |
|---|---|---|
| Compliant Standards | RoHS | RoHS |
| Service & Support | Limited warranty - 1 year | - |
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