Intel Xeon E3-1220 vs Intel Xeon E3-1265L v3
Physical Specifications
| Socket | Intel Socket 1155 | Intel Socket 1150 |
|---|---|---|
| Foundry | Intel | Intel |
| Process size | 32 nm | 22 nm |
| Transistors | 1,160 million | 1,400 million |
| Die size | 216 mm² | 160 mm² |
| Package | FC-LGA10 | FC-LGA12C |
Performance
| Frequency | 3.1 GHz | 2.5 GHz |
|---|---|---|
| Turbo clock | up to 3.4 GHz | up to 3.7 GHz |
| Base clock | 100 MHz | 100 MHz |
| Multiplier | 31.0x | 25.0x |
| Multiplier unlocked | No | No |
| TDP | 80 W | 45 W |
Architecture Details
| Vertical Segment | Server/Workstation | Server/Workstation |
|---|---|---|
| Production status | End-of-life | unknown |
| Release date | Apr 3rd, 2011 | Jun 2nd, 2013 |
| Codename | Sandy Bridge | Haswell-WS |
| Generation | Xeon E3 | Xeon E3 |
| Part | SR00F | SR15A |
| Memory support | DDR3 Dual-channel | DDR3, DDR4 Dual-channel |
| ECC memory | Yes | Yes |
| PCI Express | Gen 3, 16 Lanes(CPU only) | Gen 3 |
Cores
| Total Cores | 4 | 4 |
|---|---|---|
| Total Threads | 4 | 8 |
| SMP # CPUs | 1 | 1 |
| Integrated graphics | — | Intel HD (Haswell) |
Cache
| Cache L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 256K (per core) | 256K (per core) |
| Cache L3 | 8MB (shared) | 8MB (shared) |
Features & Technologies
| AES-NI | Yes | Yes |
|---|---|---|
| AVX | Yes | Yes |
| AVX2 | — | Yes |
| BMI1 | — | Yes |
| BMI2 | — | Yes |
| ECC | — | Yes |
| EIST | Yes | Yes |
| F16C | — | Yes |
| FMA3 | — | Yes |
| HTT | — | Yes |
| Intel 64 | Yes | Yes |
| MMX | Yes | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4.2 | Yes | Yes |
| SSSE3 | Yes | Yes |
| TXT | Yes | Yes |
| VT-d | Yes | Yes |
| VT-x | Yes | Yes |
| XD bit | Yes | Yes |
| vPro | — | Yes |
| x8 SDDC | — | Yes |
