Atom Z612 vs i7-975
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2135 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.13 | no data |
| Market segment | Desktop processor | Laptop |
| Series | Core i7 (Desktop) | Intel Atom |
| Power efficiency | 0.66 | no data |
| Designer | Intel | Intel |
| Manufacturer | Intel | Intel |
| Architecture codename | Bloomfield (2008−2010) | Lincroft (2010−2011) |
| Release date | 2 June 2009 (16 years ago) | 4 May 2010 (15 years ago) |
| Launch price (MSRP) | $476 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Core i7-975 and Atom Z612 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.
| Physical cores | 4 (Quad-Core) | 1 (Single-Core) |
| Threads | 8 | 1 |
| Base clock speed | 3.33 GHz | no data |
| Boost clock speed | 3.6 GHz | 0.9 GHz |
| Bus type | no data | cDMI |
| Bus rate | 1333 MHz | 400 MT/s |
| Multiplier | no data | 9 |
| L1 cache | 64 KB (per core) | 64K (per core) |
| L2 cache | 256 KB (per core) | 512 KB (per core) |
| L3 cache | 8 MB (shared) | 0 KB |
| Chip lithography | 45 nm | 45 nm |
| Die size | 263 mm2 | 65.2526 mm2 |
| Maximum case temperature (TCase) | 68 °C | no data |
| Number of transistors | 731 million | 140 million |
| 64 bit support | + | - |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | + | - |
Compatibility
Information on Core i7-975 and Atom Z612 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.
| Number of CPUs in a configuration | 1 | 1 (Uniprocessor) |
| Socket | FCLGA1366 | Intel BGA 518 |
| Power consumption (TDP) | 130 Watt | 1 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i7-975 and Atom Z612. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.2 | no data |
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | 1.0 | no data |
| Hyper-Threading Technology | + | no data |
| Idle States | + | no data |
| Demand Based Switching | - | no data |
| PAE | 36 Bit | no data |
Security technologies
Core i7-975 and Atom Z612 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
| EDB | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i7-975 and Atom Z612 are enumerated here.
| VT-x | + | no data |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i7-975 and Atom Z612. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR1, DDR2 |
| Maximum memory size | 24 GB | 2 GB |
| Max memory channels | 3 | 1 |
| Maximum memory bandwidth | 25.6 GB/s | 3.2 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | N/A | PowerVR SGX535 |
Peripherals
Specifications and connection of peripherals supported by Core i7-975 and Atom Z612.
| PCIe version | 2.0 | no data |
Pros & cons summary
| Recency | 2 June 2009 | 4 May 2010 |
| Physical cores | 4 | 1 |
| Threads | 8 | 1 |
| Power consumption (TDP) | 130 Watt | 1 Watt |
i7-975 has 300% more physical cores and 700% more threads.
Atom Z612, on the other hand, has an age advantage of 11 months, and 12900% lower power consumption.
We couldn't decide between Intel Core i7-975 and Intel Atom Z612. We've got no test results to judge.
Note that Core i7-975 is a desktop processor while Atom Z612 is a notebook one.
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