Intel Core i5-655K vs Intel Core i3-530: comparison
Comparison of Intel Core i5-655K and Intel Core i3-530: key differences and a full specification table.
Key differences
Intel Core i5-655K has a higher base clock (3.2 GHz vs 2.93 GHz).
Both processors match on: core count (2), thread count (4), L3 cache (4 MB), TDP (73 W), process node (32 nm), maximum memory size (16.38 GB), memory channels (2), PCIe version (2).
These are specification values: they show differences between the models but do not determine a performance winner. For a specific workload, rely on independent benchmarks.
Key specifications
| Parameter | Intel Core i5-655K | Intel Core i3-530 |
|---|---|---|
| Cores / threads | 2 / 4 | 2 / 4 |
| Max boost clock | 3.46 GHz | — |
| L3 cache | 4 MB | 4 MB |
| TDP | 73 W | 73 W |
| Process | 32 nm | 32 nm |
| Integrated graphics | Intel HD Graphics for Previous Generation Intel Processors | Intel HD Graphics for Previous Generation Intel Processors |
Full specification table
Differing values are highlighted. This is not a better/worse rating: numbers from different architectures are not always comparable.
| Parameter | Intel Core i5-655K | Intel Core i3-530 |
|---|---|---|
| General | ||
| Model | i5-655K | i3-530 |
| Codename | Clarkdale | Clarkdale |
| Segment | Desktop | Desktop |
| Product line | Legacy Intel Core Processors | Legacy Intel Core Processors |
| Process | 32 nm | 32 nm |
| Launch date | Q2 2010 | Q1 2010 |
| Status | Discontinued | Discontinued |
| Servicing status | End of Servicing Lifetime | End of Servicing Lifetime |
| Embedded options available | No | No |
| CPU | ||
| Cores | 2 | 2 |
| Threads | 4 | 4 |
| Multithreading (SMT/HT) | Yes | Yes |
| Base clock | 3.2 GHz | 2.93 GHz |
| Max boost clock | 3.46 GHz | — |
| L3 cache | 4 MB | 4 MB |
| Bus speed | 2.5 GT/s | 2.5 GT/s |
| TDP | 73 W | 73 W |
| Turbo Boost | Yes (1) | No |
| 64-bit support | Yes | Yes |
| Instruction set width | 64 bit | 64 bit |
| Instruction set extensions | SSE4.2 | SSE4.2 |
| Memory | ||
| Max memory size | 16.38 GB | 16.38 GB |
| Memory types | DDR3 | DDR3 |
| Memory channels | 2 | 2 |
| Max memory bandwidth | 21 GB/s | 21 GB/s |
| Physical address extensions | 36-bit | 36-bit |
| Graphics | ||
| Integrated graphics | Intel HD Graphics for Previous Generation Intel Processors | Intel HD Graphics for Previous Generation Intel Processors |
| Has integrated graphics | Yes | Yes |
| Graphics base frequency | 733 MHz | 733 MHz |
| Max displays | 2 | 2 |
| Flexible Display Interface | Yes | Yes |
| I/O and interfaces | ||
| PCI Express revision | 2 | 2 |
| PCI Express lanes | 16 | 16 |
| PCI Express configurations | 1x16, 2x8 | 1x16, 2x8 |
| Package and thermal | ||
| Sockets supported | FCLGA1156 | FCLGA1156 |
| Max CPU configuration | 1 | 1 |
| Package size | 37.5mm x 37.5mm | 37.5mm x 37.5mm |
| TCASE | 72.6 °C | 72.6 °C |
| Die size | 81 mm² | 81 mm² |
| Transistors (millions) | 382 million | 382 million |
| Security and virtualization | ||
| Virtualization (VT-x / AMD-V) | Yes | Yes |
| Extended Page Tables (EPT) | Yes | Yes |
| AES-NI | Yes | No |
| Execute Disable Bit | Yes | Yes |
| Technologies | ||
| Enhanced SpeedStep | Yes | Yes |
| Idle States | Yes | Yes |
| Thermal Monitoring Technologies | No | No |