In depth comparison and review of Intel Xeon E7520 and Intel Xeon X5677. 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 E7520 | Intel Xeon X5677 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Xeon E7520 | Intel Xeon X5677 |
|---|
| Type | Intel Xeon E7520 | Intel Xeon X5677 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | LGA1567 Socket | LGA1366 Socket |
| Core Voltage | - | 1.3 V |
| Manufacturing Process | 45 nm | 32 nm |
| Thermal Design Power | 95 W | 130 W |
| Thermal Specification | 70 °C | 80 °C |
| Architecture Features | Enhanced SpeedStep technology, Hyper-Threading Technology, Execute Disable Bit capability, Intel Virtualization Technology | Hyper-Threading Technology, Demand Based Switching, Execute Disable Bit capability, Intel Virtualization Technology |
| PERFORMANCE |
|---|
| Number of Cores | Quad-Core | Quad-Core |
|---|---|---|
| Number of Threads | 8 threads | 8 threads |
| Clock Speed (Frequency) | 1.87 GHz | 3.46 GHz |
| Max Turbo Speed | - | 3.73 GHz |
| Bus Speed | - | 1333 MHz |
| 64-bit Computing | Yes | Yes |
| CACHE MEMORY |
|---|
| Cache | 18 MB | 12 MB |
|---|---|---|
| Cache Level 1 Size | - | 256 KB |
| Cache Memory Details | L3 - 18 MB | L3 - 12 MB L2 - 1 MB |
| Installed Size | 18 MB | 12 MB |
| EXPANSION & CONNECTIVITY | Intel Xeon E7520 | Intel Xeon X5677 |
|---|
| Compatible Slots | 2 x processor | 1 x processor |
|---|
| MISCELLANEOUS | Intel Xeon E7520 | Intel Xeon X5677 |
|---|
| Compliant Standards | RoHS | RoHS |
|---|---|---|
| Service & Support | Limited warranty - 3 years | Limited warranty - 1 year |
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