AMD Athlon 64 LE-1640B vs AMD Sempron LE-1250
Physical Specifications
| Socket | AMD Socket AM2 | AMD Socket AM2 |
|---|---|---|
| Process size | 65 nm | 65 nm |
| Transistors | 122 million | unknown |
| Die size | 77 mm² | unknown |
| Package | µPGA | µPGA |
| tCaseMax | 65°C | — |
Performance
| Frequency | 2.7 GHz | 2.2 GHz |
|---|---|---|
| Turbo clock | — | — |
| Base clock | 200 MHz | 200 MHz |
| Multiplier | 13.5x | 11.0x |
| Multiplier unlocked | No | No |
| Voltage | 1.4 V | 1.35 V |
| TDP | 45 W | 45 W |
Architecture Details
| Vertical Segment | Desktop | Desktop |
|---|---|---|
| Production status | End-of-life | End-of-life |
| Release date | Apr 28th, 2008 | Oct 8th, 2007 |
| Codename | Lima | Sparta |
| Generation | Athlon 64 | Sempron |
| Part | ADH164BIAA4DP | SDH1250IAA4DP |
| Memory support | DDR2 Dual-channel | unknown Dual-channel |
| ECC memory | No | No |
| PCI Express | Gen 2 | Gen 2 |
Cores
| Total Cores | 1 | 1 |
|---|---|---|
| Total Threads | 1 | 1 |
| SMP # CPUs | 1 | 1 |
| Integrated graphics | — | — |
Cache
| Cache L1 | 128K | 128K |
|---|---|---|
| Cache L2 | 512K | 512K |
Notes
| Notes | Steppings CAA9G, CAAWG, NAAFG | — |
|---|
Features & Technologies
| 3DNow! | Yes | Yes |
|---|---|---|
| AMD-V | Yes | — |
| AMD64 | Yes | Yes |
| CnQ | Yes | — |
| MMX | Yes | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
