In depth comparison and review of Intel Xeon E3-1220 and Intel Xeon E7-2803. 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 E3-1220 | Intel Xeon E7-2803 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Xeon E3-1220 | Intel Xeon E7-2803 |
|---|
| Type | Intel Xeon E3-1220 | Intel Xeon E7-2803 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | LGA1155 Socket | LGA1567 Socket |
| Manufacturing Process | 32 nm | 32 nm |
| Thermal Design Power | 80 W | 105 W |
| Thermal Specification | 69.1 °C | 64 °C |
| PCI Express Revision | 2.0 | - |
| PCI Express Lanes Qty | 20 | - |
| Architecture Features | Hyper-Threading Technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel Turbo Boost Technology | Enhanced SpeedStep technology, Hyper-Threading Technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, Intel Trusted Execution Technology, Intel AES New Instructions (AES-NI) |
| PERFORMANCE |
|---|
| Number of Cores | Quad-Core | 6-core |
|---|---|---|
| Number of Threads | 4 threads | 12 threads |
| Clock Speed (Frequency) | 3.1 GHz | 1.73 GHz |
| Max Turbo Speed | 3.4 GHz | - |
| 64-bit Computing | Yes | Yes |
| CACHE MEMORY |
|---|
| Cache | 8 MB | 18 MB |
|---|---|---|
| Cache Level 1 Size | 256 KB | - |
| Cache Memory Details | Smart Cache - 8 MB | 18 MB |
| Installed Size | 8 MB | 18 MB |
| EXPANSION & CONNECTIVITY | Intel Xeon E3-1220 | Intel Xeon E7-2803 |
|---|
| Expansion Slots | - | 2 processor - LGA1567 Socket |
|---|---|---|
| Compatible Slots | 1 x processor - LGA1155 Socket | 1 x processor |
| MISCELLANEOUS | Intel Xeon E3-1220 | Intel Xeon E7-2803 |
|---|
| Included Accessories | Heat sink | - |
|---|---|---|
| Compliant Standards | RoHS | Halogen-free |
| Service & Support | Limited warranty - 3 years | - |
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