Side by side comparison and review of Intel Xeon E5-2450 and Intel Xeon L5520. 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 E5-2450 | Intel Xeon L5520 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Xeon E5-2450 | Intel Xeon L5520 |
|---|
| Type | Intel Xeon E5-2450 | Intel Xeon L5520 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | LGA1356 Socket | LGA1366 Socket |
| Power Efficiency | - | Low-Voltage (LV) |
| Core Voltage | 0.6 V - 1.35 V | 0.75 V - 1.35 V |
| Manufacturing Process | 32 nm | 45 nm |
| Thermal Design Power | 95 W | 60 W |
| Thermal Specification | - | 70 °C |
| PCI Express Revision | 3.0 | - |
| PCI Express Lanes Qty | 24 | - |
| Architecture Features | Enhanced SpeedStep technology, Hyper-Threading Technology, Demand Based Switching, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, Intel Trusted Execution Technology, Intel Flex Memory Access, Intel Turbo Boost Technology 2.0, Intel Advanced Vector Extensions (AVX), Intel AES New Instructions (AES-NI), Thermal Monitoring Technologies, Intel Virtualization Technology for Directed I/O (VT-d), Intel vPro Technology, Idle States | Enhanced SpeedStep technology, Demand Based Switching, Intel Virtualization Technology |
| PERFORMANCE |
|---|
| Number of Cores | 8-core | Quad-Core |
|---|---|---|
| Number of Threads | 16 threads | 8 threads |
| Clock Speed (Frequency) | 2.1 GHz | 2.26 GHz |
| Max Turbo Speed | 2.9 GHz | - |
| Bus Speed | 1600 MHz | 1066 MHz |
| 64-bit Computing | Yes | Yes |
| CACHE MEMORY |
|---|
| Cache | 20 MB | 8 MB |
|---|---|---|
| Cache Level 1 Size | - | 256 KB |
| Cache Memory Details | Smart Cache - 20 MB | L3 - 8 MB |
| Installed Size | 20 MB | 8 MB |
| Type | - | Advanced Smart Cache |
| RAM |
|---|
| Installed RAM Size | - | 1066 MB |
|---|---|---|
| Technology | - | DDR3 SDRAM - 1066 MHz |
| EXPANSION & CONNECTIVITY | Intel Xeon E5-2450 | Intel Xeon L5520 |
|---|
| Compatible Slots | 1 x processor - LGA1356 Socket | 1 x processor |
|---|
| MISCELLANEOUS | Intel Xeon E5-2450 | Intel Xeon L5520 |
|---|
| Included Accessories | Heat sink | Heat pipe |
|---|---|---|
| Compliant Standards | RoHS | RoHS |
| Service & Support | - | Limited warranty - 1 year |
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