Intel Pentium D 940 vs Intel Pentium U5400
Physical Specifications
| Socket | Intel Socket 775 | Intel BGA 1288 |
|---|---|---|
| Foundry | Intel | Intel |
| Process size | 65 nm | 32 nm |
| Transistors | 376 million | 384 million |
| Die size | 140 mm² | 81 mm² |
| Package | FC-LGA4 | rPGA |
Performance
| Frequency | 3.2 GHz | 1200 MHz |
|---|---|---|
| Turbo clock | — | — |
| Base clock | 200 MHz | 133 MHz |
| Multiplier | 16.0x | 9.0x |
| Multiplier unlocked | No | No |
| Voltage | 1.33 V | — |
| TDP | 130 W | 18 W |
Architecture Details
| Vertical Segment | Desktop | Mobile |
|---|---|---|
| Production status | End-of-life | End-of-life |
| Release date | Jan 16th, 2006 | May 25th, 2010 |
| Codename | Presler | Arrandale |
| Generation | Pentium D | Pentium |
| Part | SL94Q | SLBUH |
| Memory support | DDR1, DDR2, DDR3 Dual-channel | DDR3 |
| ECC memory | No | No |
| PCI Express | Gen 2 | — |
Cores
| Total Cores | 2 | 2 |
|---|---|---|
| Total Threads | 2 | 2 |
| SMP # CPUs | 2 | 1 |
| Integrated graphics | — | — |
Cache
| Cache L1 | 28K | 64K (per core) |
|---|---|---|
| Cache L2 | 4MB | 256K (per core) |
| Cache L3 | — | 3MB (shared) |
Features & Technologies
| EIST | Yes | Yes |
|---|---|---|
| Intel 64 | Yes | Yes |
| MMX | Yes | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSSE3 | — | Yes |
| Smart Cache | — | Yes |
| XD bit | — | Yes |
Notes
| Notes | — | 177M GPU Transistors |
|---|
