In depth comparison and review of Intel Xeon E5420 and Intel Xeon E3-1245V3. 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 E5420 | Intel Xeon E3-1245V3 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Xeon E5420 | Intel Xeon E3-1245V3 |
|---|
| Type | Intel Xeon E5420 | Intel Xeon E3-1245V3 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Packaging Type | FC-LGA6 | - |
| Compatible Processor Socket | LGA771 Socket | LGA1150 Socket |
| Core Voltage | 0.85 V - 1.35 V | - |
| Manufacturing Process | 45 nm | 22 nm |
| Thermal Design Power | 80 W | 95 W |
| Thermal Specification | 67 °C | - |
| PCI Express Revision | - | 3.0 |
| PCI Express Configurations | - | 1x16, 2x8, 1x8, 2x4 |
| PCI Express Lanes Qty | - | 16 |
| Architecture Features | Enhanced SpeedStep technology, Demand Based Switching, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, Thermal Monitoring Technologies, Idle States, Intel VT-x with Extended Page Tables (EPT) | Intel Turbo Boost Technology 2.0, Intel vPro Technology |
| PERFORMANCE |
|---|
| Number of Cores | Quad-Core | Quad-Core |
|---|---|---|
| Number of Threads | 4 threads | 8 threads |
| Clock Speed (Frequency) | 2.5 GHz | 3.4 GHz |
| Max Turbo Speed | - | 3.8 GHz |
| Bus Speed | 1333 MHz | - |
| 64-bit Computing | Yes | - |
| CACHE MEMORY |
|---|
| Cache | 12 MB | 8 MB |
|---|---|---|
| Cache Memory Details | L2 - 12 MB | L3 - 8 MB |
| Installed Size | 12 MB | 8 MB |
| Type | Advanced Smart Cache | - |
| INTEGRATED GRAPHICS (GPU) | Intel Xeon E5420 | Intel Xeon E3-1245V3 |
|---|
| Base Frequency | - | 350 MHz |
|---|---|---|
| Max Dynamic Frequency | - | 1.2 GHz |
| Features | - | Intel FDI, Intel Quick Sync Video, Triple Display Capable |
| EXPANSION & CONNECTIVITY | Intel Xeon E5420 | Intel Xeon E3-1245V3 |
|---|
| Compatible Slots | 1 x processor | - |
|---|
| MISCELLANEOUS | Intel Xeon E5420 | Intel Xeon E3-1245V3 |
|---|
| Included Accessories | Alcohol pad, thermal grease | - |
|---|---|---|
| Service & Support | Limited warranty - 1 year - on-site | - |
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