Side by side comparison and review of Intel Xeon E7520 and Intel Xeon X5450. Compare overall performance, core and thread counts, cache memory, speed, power efficiency, dimensions, socket compatibility and other key specifications and features to simplify the choice of your perfect CPU. Our goal is to make it easier for you to decide on the processor that will best meet your expectations by revealing the main differences between the products.
| GENERAL | Intel Xeon E7520 | Intel Xeon X5450 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Xeon E7520 | Intel Xeon X5450 |
|---|
| Type | Intel Xeon E7520 | Intel Xeon X5450 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | LGA1567 Socket | LGA771 Socket |
| Manufacturing Process | 45 nm | 45 nm |
| Thermal Design Power | 95 W | 120 W |
| Thermal Specification | 70 °C | 70 °C |
| Architecture Features | Enhanced SpeedStep technology, Hyper-Threading Technology, Execute Disable Bit capability, Intel Virtualization Technology | Demand Based Switching, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, Intel Advanced Smart Cache |
| PERFORMANCE |
|---|
| Number of Cores | Quad-Core | Quad-Core |
|---|---|---|
| Number of Threads | 8 threads | - |
| Clock Speed (Frequency) | 1.87 GHz | 3 GHz |
| Bus Speed | - | 1333 MHz |
| 64-bit Computing | Yes | Yes |
| CACHE MEMORY |
|---|
| Cache | 18 MB | 12 MB |
|---|---|---|
| Cache Memory Details | L3 - 18 MB | L2 - 12 MB |
| Installed Size | 18 MB | 12 MB |
| Type | - | Advanced Smart Cache |
| EXPANSION & CONNECTIVITY | Intel Xeon E7520 | Intel Xeon X5450 |
|---|
| Compatible Slots | 2 x processor | 1 x processor |
|---|
| MISCELLANEOUS | Intel Xeon E7520 | Intel Xeon X5450 |
|---|
| Included Accessories | - | Alcohol pad, thermal grease |
|---|---|---|
| Compliant Standards | RoHS | - |
| Service & Support | Limited warranty - 3 years | Limited warranty - 90 days |
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