Intel Celeron B840 vs Intel Pentium E5400
Physical Specifications
| Socket | Intel Socket G2 (988B) | Intel Socket 775 |
|---|---|---|
| Foundry | Intel | Intel |
| Process size | 32 nm | 45 nm |
| Transistors | 504 million | 228 million |
| Die size | 131 mm² | 82 mm² |
| Package | rPGA | FC-LGA8 |
Performance
| Frequency | 1900 MHz | 2.7 GHz |
|---|---|---|
| Turbo clock | — | — |
| Base clock | 100 MHz | 200 MHz |
| Multiplier | 19.0x | 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 | Jul 1st, 2011 | Jan 18th, 2009 |
| Codename | Sandy Bridge | Wolfdale |
| Generation | Celeron | Pentium Dual-Core |
| Part | SR0EN | SLB9VSLGTK |
| Memory support | DDR3 Dual-channel | DDR1, DDR2, DDR3 Dual-channel |
| ECC memory | No | No |
| PCI Express | — | Gen 2 |
Cores
| Total Cores | 2 | 2 |
|---|---|---|
| Total Threads | 2 | 2 |
| SMP # CPUs | 1 | 1 |
| Integrated graphics | Intel HD (Sandy Bridge) | — |
Cache
| Cache L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 256K (per core) | 2MB (shared) |
| Cache L3 | 2MB (shared) | — |
Features & Technologies
| EIST | Yes | 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 | — |
| VT-x | Yes | — |
| XD bit | Yes | Yes |
Notes
| Notes | — | SLGTK supports VT-x. |
|---|
