| Name: | Intel Core i7-975 | 
| Family: | Intel Core i7 Extreme Edition | 
| Group: | Intel Core i7 900 | 
| Segment: | Desktop / Server | 
| Generation: | 1 | 
 
                    | Name: | Intel Core i7-975 | 
| Family: | Intel Core i7 Extreme Edition | 
| Group: | Intel Core i7 900 | 
| Segment: | Desktop / Server | 
| Generation: | 1 | 
| CPU Cores: | 4 | 
| Threads: | 8 | 
| Cores: | 4x | 
| Core architecture: | normal | 
| Hyperthreading: | Yes | 
| Overclocking: | Yes | 
| Frequency: | 3.33 GHz | 
| Turbo Frequency (1 core): | 3.6 GHz | 
| Memory type: | DDR3-1066 | 
| Max. Memory: | 24.0 GB | 
| Memory channels: | 3 | 
| Bandwidth: | 25.6 GB/s | 
| ECC: | No | 
| PCIe: | pci | 
| AES-NI: | No | 
| TDP (PL1 / PBP): | 130 W | 
| TDP (PL2): | None | 
| TDP up: | None | 
| TDP down: | None | 
| Tjunction max: | -- | 
| Technology: | 45 nm | 
| Chip design: | Monolithic | 
| Socket: | LGA 1366 | 
| L2-Cache: | 1.0 MB | 
| L3-Cache: | 8.0 MB | 
| Architecture: | Bloomfield | 
| Operating systems: | Windows 10, Linux | 
| Virtualization: | VT-x, VT-x EPT | 
| Instruction set (ISA): | x86-64 (64 bit) | 
| ISA extensions: | SSE4.1, SSE4.2 | 
| Release date: | Q4/2008 | 
| Release price: | 1059 $ | 
| Part Number: | -- | 
| Documents: | Technical data sheet | 
 Estimated results for PassMark CPU Mark
    Estimated results for PassMark CPU Mark
|   | Intel Core i5-L16G7 
                    5C 5T @ 1.4 GHz
                 | 3451 | 
|   | AMD A10-4657M 
                    4C 4T @ 2.3 GHz
                 | 3449 | 
|   | Intel Core i7-975 
                    4C 8T @ 3.33 GHz
                 | 3396 | 
|   | Intel Core i5-2300 
                    4C 4T @ 2.8 GHz
                 | 3380 | 
|   | Intel Core i3-7167U 
                    2C 4T @ 2.8 GHz
                 | 3370 | 
 Geekbench 5, 64bit (Multi-Core)
    Geekbench 5, 64bit (Multi-Core)
|   | AMD Ryzen 3 3300U 
                    4C 4T @ 2.1 GHz
                 | 2472 | 
|   | Intel Pentium Gold G6605 
                    2C 4T @ 4.3 GHz
                 | 2462 | 
|   | Intel Core i7-975 
                    4C 8T @ 3.33 GHz
                 | 2460 | 
|   | Intel Core i5-3470S 
                    4C 4T @ 2.9 GHz
                 | 2455 | 
|   | Intel Core i5-4670T 
                    4C 4T @ 2.3 GHz
                 | 2427 | 
 Geekbench 6 (Multi-Core)
    Geekbench 6 (Multi-Core)
|   | Intel Core i5-3550 
                    4C 4T @ 3.3 GHz
                 | 2237 | 
|   | Intel Core i5-4340M 
                    2C 4T @ 2.9 GHz
                 | 2227 | 
|   | Intel Core i7-975 
                    4C 8T @ 3.33 GHz
                 | 2225 | 
|   | Intel Core i3-4150 
                    2C 4T @ 3.5 GHz
                 | 2222 | 
|   | Intel Core i5-6287U 
                    2C 4T @ 3.1 GHz
                 | 2214 | 
 CPU-Z Benchmark 17 (Multi-Core)
    CPU-Z Benchmark 17 (Multi-Core)
|   | Intel Core i7-3720QM 
                    4C 8T @ 2.6 GHz
                 | 1672 | 
|   | Intel Core i7-2600 
                    4C 8T @ 3.4 GHz
                 | 1658 | 
|   | Intel Core i7-975 
                    4C 8T @ 3.33 GHz
                 | 1598 | 
|   | Intel Core i7-4810MQ 
                    4C 8T @ 2.8 GHz
                 | 1594 | 
|   | AMD Ryzen 3 2200G 
                    4C 4T @ 3.5 GHz
                 | 1594 | 
 Geekbench 6 (Single-Core)
    Geekbench 6 (Single-Core)
|   | Intel Core i7-3615QM 
                    4C 8T @ 2.3 GHz
                 | 637 | 
|   | Intel Core i7-3687U 
                    2C 4T @ 2.1 GHz
                 | 635 | 
|   | Intel Core i7-975 
                    4C 8T @ 3.33 GHz
                 | 635 | 
|   | Intel Core i7-3687U 
                    2C 4T @ 2.1 GHz
                 | 635 | 
|   | Intel Xeon E5-2650 v2 
                    8C 16T @ 2.6 GHz
                 | 632 | 
 Geekbench 5, 64bit (Single-Core)
    Geekbench 5, 64bit (Single-Core)
|   | Intel Xeon D-1537 
                    8C 16T @ 1.7 GHz
                 | 610 | 
|   | Intel Celeron G1850 
                    2C 2T @ 2.9 GHz
                 | 607 | 
|   | Intel Core i7-975 
                    4C 8T @ 3.33 GHz
                 | 607 | 
|   | Intel Celeron G1850 
                    2C 2T @ 2.9 GHz
                 | 607 | 
|   | Intel Core i7-2710QE 
                    4C 8T @ 2.1 GHz
                 | 604 |