Detailed comparison and review of Intel Xeon E3-1245 and Intel Xeon E7-4820V2. With our comprehensive overview, you can simply compare overall performance, cache sizes, RAM, power efficiency, architecture, but also other key features of both processors and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the processor that best fits your needs and expectations.
| GENERAL | Intel Xeon E3-1245 | Intel Xeon E7-4820V2 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Xeon E3-1245 | Intel Xeon E7-4820V2 |
|---|
| Type | Intel Xeon E3-1245 | Intel Xeon E7-4820V2 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | LGA1155 Socket | LGA2011 Socket |
| Manufacturing Process | 32 nm | 22 nm |
| Thermal Design Power | 95 W | 105 W |
| Thermal Specification | 72.6 °C | - |
| PCI Express Revision | 2.0 | 3.0 |
| PCI Express Configurations | - | X16, x4, x8 |
| PCI Express Lanes Qty | 20 | 32 |
| Architecture Features | Hyper-Threading Technology, Intel Virtualization Technology, Intel Trusted Execution Technology | Hyper-Threading Technology, Execute Disable Bit capability, Intel Virtualization Technology |
| PERFORMANCE |
|---|
| Number of Cores | Quad-Core | 8-core |
|---|---|---|
| Number of Threads | 8 threads | 16 threads |
| Clock Speed (Frequency) | 3.3 GHz | 2 GHz |
| Max Turbo Speed | 3.7 GHz | 2.5 GHz |
| 64-bit Computing | Yes | - |
| CACHE MEMORY |
|---|
| Cache | 8 MB | 16 MB |
|---|---|---|
| Cache Level 1 Size | 256 KB | - |
| Cache Memory Details | L3 - 8 MB | 16 MB |
| Installed Size | 8 MB | 16 MB |
| INTEGRATED GRAPHICS (GPU) | Intel Xeon E3-1245 | Intel Xeon E7-4820V2 |
|---|
| Type | Intel HD Graphics P3000 | - |
|---|---|---|
| Base Frequency | 850 MHz | - |
| Max Dynamic Frequency | 1.35 GHz | - |
| Features | Dual Display Capable, Intel FDI, Intel Clear Video HD Technology, InTRU 3D Technology, Intel Quick Sync Video | - |
| EXPANSION & CONNECTIVITY | Intel Xeon E3-1245 | Intel Xeon E7-4820V2 |
|---|
| Expansion Slots | - | 24 (total) / 24 (free) x memory - DIMM 240-pin |
|---|---|---|
| Compatible Slots | 1 x processor | - |
| MISCELLANEOUS | Intel Xeon E3-1245 | Intel Xeon E7-4820V2 |
|---|
| Included Accessories | Heat sink | Passive heatsink |
|---|---|---|
| Compliant Standards | Halogen-free | RoHS |
| Service & Support | Limited warranty - 3 years | Limited warranty - 1 year |
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