Intel Core i7-620M vs Intel Pentium E5400
Physical Specifications
| Socket | Intel BGA 1288 | Intel Socket 775 |
|---|---|---|
| Foundry | Intel | Intel |
| Process size | 32 nm | 45 nm |
| Transistors | 384 million | 228 million |
| Die size | 81 mm² | 82 mm² |
| Package | rPGA | FC-LGA8 |
Performance
| Frequency | 2.677 GHz | 2.7 GHz |
|---|---|---|
| Turbo clock | up to 3.333 GHz | — |
| Base clock | 133 MHz | 200 MHz |
| Multiplier | 20.0x | 13.5x |
| Multiplier unlocked | No | No |
| TDP | 35 W | 65 W |
| Voltage | — | 1.3625 V |
Architecture Details
| Vertical Segment | Mobile | Desktop |
|---|---|---|
| Production status | End-of-life | End-of-life |
| Release date | Jan 7th, 2010 | Jan 18th, 2009 |
| Codename | Arrandale | Wolfdale |
| Generation | Core i7 | Pentium Dual-Core |
| Part | SLBPESLBTR | SLB9VSLGTK |
| Memory support | DDR3 | DDR1, DDR2, DDR3 Dual-channel |
| ECC memory | No | No |
| PCI Express | — | Gen 2 |
Cores
| Total Cores | 2 | 2 |
|---|---|---|
| Total Threads | 4 | 2 |
| SMP # CPUs | 1 | 1 |
| Integrated graphics | — | — |
Cache
| Cache L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 256K (per core) | 2MB (shared) |
| Cache L3 | 4MB (shared) | — |
Notes
| Notes | 177M GPU Transistors | SLGTK supports VT-x. |
|---|
Features & Technologies
| AES-NI | Yes | — |
|---|---|---|
| EIST | Yes | Yes |
| HTT | Yes | — |
| Intel 64 | Yes | Yes |
| MMX | Yes | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4.1 | Yes | — |
| SSE4.2 | Yes | — |
| SSSE3 | Yes | Yes |
| Smart Cache | Yes | — |
| TXT | Yes | — |
| Turbo Boost | Yes | — |
| VT-d | Yes | — |
| VT-x | Yes | — |
| XD bit | Yes | Yes |
