In depth comparison and review of Intel Celeron B820 and AMD R-series Embedded RX-421ND. 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 Celeron B820 | AMD R-series Embedded RX-421ND |
|---|
| Product Type | Processor (mobile) | Processor |
|---|
| PROCESSOR | Intel Celeron B820 | AMD R-series Embedded RX-421ND |
|---|
| Type | Intel Celeron B820 | AMD R-series Embedded RX-421ND |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | PGA988 Socket | Socket FP4 |
| Manufacturing Process | 32 nm | - |
| Thermal Design Power | 35 W | 35 W |
| Thermal Specification | 100 °C | - |
| PCI Express Revision | 2.0 | 3.0 |
| PCI Express Configurations | 1x16, 2x8, 1x8+2x4 | - |
| PCI Express Lanes Qty | 16 | 12 |
| 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 | - |
| PERFORMANCE |
|---|
| Number of Cores | Dual-Core | Quad-Core |
|---|---|---|
| Number of Threads | 2 threads | - |
| Clock Speed (Frequency) | 1.7 GHz | 2.1 GHz |
| Max Turbo Speed | - | 3.4 GHz |
| CACHE MEMORY |
|---|
| Cache | 2 MB | 2 MB |
|---|---|---|
| Cache Memory Details | L3 - 2 MB | L2 - 2 MB |
| Installed Size | 2 MB | - |
| INTEGRATED GRAPHICS (GPU) | Intel Celeron B820 | AMD R-series Embedded RX-421ND |
|---|
| Type | Intel HD Graphics with Dynamic Frequency | - |
|---|---|---|
| Base Frequency | 650 MHz | - |
| Max Dynamic Frequency | 1.05 GHz | - |
| Features | Intel FDI | - |
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