Intel Core 2 Extreme QX9775 vs Intel Xeon E3-1220L v3
Physical Specifications
| Socket | Intel Socket 771 | Intel Socket 1150 |
|---|---|---|
| Foundry | Intel | Intel |
| Process size | 45 nm | 22 nm |
| Transistors | 820 million | 1,400 million |
| Die size | 2x 107 mm² | 160 mm² |
| Package | FC-LGA6 | FC-LGA12C |
| tCaseMax | 63°C | — |
Performance
| Frequency | 3.2 GHz | 1600 MHz |
|---|---|---|
| Turbo clock | — | up to 2.3 GHz |
| Base clock | 400 MHz | 100 MHz |
| Multiplier | 8.0x | 16.0x |
| Multiplier unlocked | Yes | No |
| Voltage | 1.35 V | — |
| TDP | 150 W | 16 W |
Architecture Details
| Vertical Segment | Desktop | Server/Workstation |
|---|---|---|
| Production status | End-of-life | unknown |
| Release date | Mar 24th, 2008 | Jun 2nd, 2013 |
| Codename | Yorkfield | Haswell-WS |
| Generation | Core 2 Extreme | Xeon E3 |
| Part | EU80574XL088N | unknown |
| Memory support | DDR2 | DDR3, DDR4 Dual-channel |
| ECC memory | No | Yes |
| PCI Express | — | Gen 3 |
Cores
| Total Cores | 4 | 2 |
|---|---|---|
| Total Threads | 4 | 4 |
| SMP # CPUs | 1 | 1 |
| Integrated graphics | — | — |
Cache
| Cache L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 12MB (shared) | 256K (per core) |
| Cache L3 | — | 4MB (shared) |
Notes
| Notes | Being an Extreme Edition processor, it features an unlocked FSB multiplier that allows users to set the multiplier value above its shipped value. Unlike the QX9770, this chip uses the LGA-771 socket and is only compatible with Intel D5400XS "Skulltrail", | — |
|---|
Features & Technologies
| AES-NI | — | Yes |
|---|---|---|
| AVX | — | 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 |
| SSE4.1 | Yes | — |
| SSE4.2 | — | Yes |
| SSSE3 | Yes | Yes |
| TXT | — | Yes |
| VT-d | — | Yes |
| VT-x | Yes | Yes |
| XD bit | — | Yes |
| vPro | — | Yes |
| x8 SDDC | — | Yes |
