E2-3000M vs i7-975
Primary details
Comparing Core i7-975 and E2-3000M processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1831 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.10 | no data |
| Market segment | Desktop processor | Laptop |
| Series | Core i7 (Desktop) | AMD E-Series |
| Power efficiency | 1.60 | no data |
| Architecture codename | Bloomfield (2008−2010) | Llano (2011−2012) |
| Release date | 2 June 2009 (15 years ago) | 20 December 2011 (12 years ago) |
| Launch price (MSRP) | $476 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Core i7-975 and E2-3000M 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) | 2 (Dual-core) |
| Threads | 8 | 2 |
| Base clock speed | 3.33 GHz | 1.8 GHz |
| Boost clock speed | 3.6 GHz | 2.4 GHz |
| Bus rate | 1333 MHz | no data |
| L1 cache | 64 KB (per core) | 128 KB (per core) |
| L2 cache | 256 KB (per core) | 512K (per core) |
| L3 cache | 8 MB (shared) | 0 KB |
| Chip lithography | 45 nm | 32 nm |
| Die size | 263 mm2 | 228 mm2 |
| Maximum case temperature (TCase) | 68 °C | no data |
| Number of transistors | 731 million | 1,178 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | + | - |
Compatibility
Information on Core i7-975 and E2-3000M 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 |
| Socket | FCLGA1366 | FS1 |
| Power consumption (TDP) | 130 Watt | 35 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i7-975 and E2-3000M. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.2 | SSE4.1/2, 3DNow, Radeon HD 6380G |
| Enhanced SpeedStep (EIST) | + | no data |
| 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 E2-3000M 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 E2-3000M are enumerated here.
| AMD-V | - | + |
| VT-x | + | no data |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i7-975 and E2-3000M. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR3 |
| Maximum memory size | 24 GB | no data |
| Max memory channels | 3 | no data |
| Maximum memory bandwidth | 25.6 GB/s | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | N/A | AMD Radeon HD 6380G |
Peripherals
Specifications and connection of peripherals supported by Core i7-975 and E2-3000M.
| PCIe version | 2.0 | no data |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.
GeekBench 5 Single-Core
GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.
GeekBench 5 Multi-Core
GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.
Cinebench 10 32-bit single-core
Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.
Cinebench 10 32-bit multi-core
Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.
Pros & cons summary
| Recency | 2 June 2009 | 20 December 2011 |
| Physical cores | 4 | 2 |
| Threads | 8 | 2 |
| Chip lithography | 45 nm | 32 nm |
| Power consumption (TDP) | 130 Watt | 35 Watt |
i7-975 has 100% more physical cores and 300% more threads.
E2-3000M, on the other hand, has an age advantage of 2 years, a 40.6% more advanced lithography process, and 271.4% lower power consumption.
We couldn't decide between Core i7-975 and E2-3000M. We've got no test results to judge.
Note that Core i7-975 is a desktop processor while E2-3000M is a notebook one.
Should you still have questions on choice between Core i7-975 and E2-3000M, ask them in Comments section, and we shall answer.
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