Detailed comparison and review of Intel Celeron B820 and Intel Xeon L5520. With our comprehensive overview, you can simply compare overall performance, cache sizes, RAM, power efficiency, architecture, but also other key features of both processors and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the processor that best fits your needs and expectations.
| GENERAL | Intel Celeron B820 | Intel Xeon L5520 |
|---|
| Product Type | Processor (mobile) | Processor |
|---|
| PROCESSOR | Intel Celeron B820 | Intel Xeon L5520 |
|---|
| Type | Intel Celeron B820 | Intel Xeon L5520 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | PGA988 Socket | LGA1366 Socket |
| Power Efficiency | - | Low-Voltage (LV) |
| Core Voltage | - | 0.75 V - 1.35 V |
| Manufacturing Process | 32 nm | 45 nm |
| Thermal Design Power | 35 W | 60 W |
| Thermal Specification | 100 °C | 70 °C |
| PCI Express Revision | 2.0 | - |
| PCI Express Configurations | 1x16, 2x8, 1x8+2x4 | - |
| PCI Express Lanes Qty | 16 | - |
| Architecture Features | Enhanced SpeedStep technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, Intel Fast Memory Access, Intel Flex Memory Access, Thermal Monitoring Technologies, Idle States | Enhanced SpeedStep technology, Demand Based Switching, Intel Virtualization Technology |
| PERFORMANCE |
|---|
| Number of Cores | Dual-Core | Quad-Core |
|---|---|---|
| Number of Threads | 2 threads | 8 threads |
| Clock Speed (Frequency) | 1.7 GHz | 2.26 GHz |
| Bus Speed | - | 1066 MHz |
| 64-bit Computing | - | Yes |
| CACHE MEMORY |
|---|
| Cache | 2 MB | 8 MB |
|---|---|---|
| Cache Level 1 Size | - | 256 KB |
| Cache Memory Details | L3 - 2 MB | L3 - 8 MB |
| Installed Size | 2 MB | 8 MB |
| Type | - | Advanced Smart Cache |
| RAM |
|---|
| Installed RAM Size | - | 1066 MB |
|---|---|---|
| Technology | - | DDR3 SDRAM - 1066 MHz |
| INTEGRATED GRAPHICS (GPU) | Intel Celeron B820 | Intel Xeon L5520 |
|---|
| Type | Intel HD Graphics with Dynamic Frequency | - |
|---|---|---|
| Base Frequency | 650 MHz | - |
| Max Dynamic Frequency | 1.05 GHz | - |
| Features | Intel FDI | - |
| EXPANSION & CONNECTIVITY | Intel Celeron B820 | Intel Xeon L5520 |
|---|
| Compatible Slots | - | 1 x processor |
|---|
| MISCELLANEOUS | Intel Celeron B820 | Intel Xeon L5520 |
|---|
| Included Accessories | - | Heat pipe |
|---|---|---|
| Compliant Standards | - | RoHS |
| Service & Support | - | Limited warranty - 1 year |
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