AMD Opteron 840 vs AMD Phenom II X6 1075T
Physical Specifications
| Socket | AMD Socket 940 | AMD Socket AM3 |
|---|---|---|
| Process size | 130 nm | 45 nm |
| Transistors | 106 million | 904 million |
| Die size | 193 mm² | 346 mm² |
| Package | µPGA | µPGA |
Performance
| Frequency | 1400 MHz | 3 GHz |
|---|---|---|
| Turbo clock | — | up to 3.5 GHz |
| Base clock | 200 MHz | 200 MHz |
| Multiplier | 7.0x | 15.0x |
| Multiplier unlocked | No | No |
| Voltage | 1.5 V | 1.475 V |
| TDP | 82 W | 125 W |
Architecture Details
| Vertical Segment | Server/Workstation | Desktop |
|---|---|---|
| Production status | End-of-life | End-of-life |
| Release date | May 18th, 2004 | Sep 21st, 2010 |
| Codename | SledgeHammer | Thuban |
| Generation | Opteron | Phenom II X6 |
| Part | OSA840CEP5AV | HDT75TFBK6DGRHDT75TFBGRBOX |
| Memory support | unknown Dual-channel | DDR3 Dual-channel |
| ECC memory | No | No |
| PCI Express | Gen 2 | Gen 2 |
Cores
| Total Cores | 1 | 6 |
|---|---|---|
| Total Threads | 1 | 6 |
| SMP # CPUs | 1 | 1 |
| Integrated graphics | — | — |
Cache
| Cache L1 | 128K | 128K (per core) |
|---|---|---|
| Cache L2 | 1MB | 512K (per core) |
| Cache L3 | — | 6MB (shared) |
Features & Technologies
| 3DNow! | Yes | Yes |
|---|---|---|
| AMD-V | — | Yes |
| AMD64 | Yes | Yes |
| MMX | Yes | Yes |
| NX bit | — | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | — | Yes |
| SSE4A | — | Yes |
| Turbo Core | — | Yes |
