In depth comparison and review of Intel Xeon E5-1660 and Intel Xeon E3-1220V2. 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 E5-1660 | Intel Xeon E3-1220V2 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Xeon E5-1660 | Intel Xeon E3-1220V2 |
|---|
| Type | Intel Xeon E5-1660 | Intel Xeon E3-1220V2 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | LGA2011 Socket | LGA1155 Socket |
| Core Voltage | 0.6 V - 1.35 V | - |
| Manufacturing Process | 32 nm | 22 nm |
| Thermal Design Power | 130 W | 69 W |
| Thermal Specification | 64 °C | - |
| PCI Express Revision | 3.0 | 3.0 |
| PCI Express Configurations | - | 1x16+1x4, 1x8+3x4, 2x8+1x4 |
| PCI Express Lanes Qty | 40 | - |
| Architecture Features | Hyper-Threading Technology, Intel Virtualization Technology, Intel Turbo Boost Technology 2.0 | Enhanced SpeedStep technology, Intel Virtualization Technology, Intel VT-x with Extended Page Tables (EPT) |
| PERFORMANCE |
|---|
| Number of Cores | 6-core | Quad-Core |
|---|---|---|
| Number of Threads | 12 threads | 4 threads |
| Clock Speed (Frequency) | 3.3 GHz | 3.1 GHz |
| Max Turbo Speed | 3.9 GHz | 3.5 GHz |
| Bus Speed | 1066 MHz | - |
| 64-bit Computing | Yes | Yes |
| CACHE MEMORY |
|---|
| Cache | 15 MB | 8 MB |
|---|---|---|
| Cache Memory Details | Smart Cache - 15 MB | L3 - 8 MB |
| Installed Size | 15 MB | 8 MB |
| EXPANSION & CONNECTIVITY | Intel Xeon E5-1660 | Intel Xeon E3-1220V2 |
|---|
| Compatible Slots | 1 x processor - LGA2011 Socket | - |
|---|
| MISCELLANEOUS | Intel Xeon E5-1660 | Intel Xeon E3-1220V2 |
|---|
| Included Accessories | Heat sink | Heat pipe |
|---|---|---|
| Compliant Standards | Lead-Free, halogen-free | RoHS |
| Service & Support | Limited warranty - 3 years | Limited warranty - 90 days |
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