In depth comparison and review of Intel Xeon E5345 and Intel Xeon E7520. 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 E5345 | Intel Xeon E7520 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Xeon E5345 | Intel Xeon E7520 |
|---|
| Type | Intel Xeon E5345 | Intel Xeon E7520 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Packaging Type | FC-LGA6 | - |
| Compatible Processor Socket | LGA771 Socket | LGA1567 Socket |
| Manufacturing Process | 65 nm | 45 nm |
| Thermal Design Power | 80 W | 95 W |
| Thermal Specification | 66 °C | 70 °C |
| Architecture Features | Demand Based Switching, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, Intel Advanced Smart Cache | Enhanced SpeedStep technology, Hyper-Threading Technology, Execute Disable Bit capability, Intel Virtualization Technology |
| PERFORMANCE |
|---|
| Number of Cores | Quad-Core | Quad-Core |
|---|---|---|
| Number of Threads | - | 8 threads |
| Clock Speed (Frequency) | 2.33 GHz | 1.87 GHz |
| Bus Speed | 1333 MHz | - |
| 64-bit Computing | Yes | Yes |
| CACHE MEMORY |
|---|
| Cache | 8 MB | 18 MB |
|---|---|---|
| Cache Memory Details | L2 - 8 MB | L3 - 18 MB |
| Installed Size | 8 MB | 18 MB |
| Type | Advanced Smart Cache | - |
| EXPANSION & CONNECTIVITY | Intel Xeon E5345 | Intel Xeon E7520 |
|---|
| Compatible Slots | 1 x processor | 2 x processor |
|---|
| MISCELLANEOUS | Intel Xeon E5345 | Intel Xeon E7520 |
|---|
| Included Accessories | Power supplies | - |
|---|---|---|
| Compliant Standards | RoHS | RoHS |
| Service & Support | Limited warranty - 90 days | Limited warranty - 3 years |
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