i7-990X Extreme Edition vs Atom E640T
Primary details
Comparing Atom E640T and Core i7-990X Extreme Edition processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Series | no data | Intel Core i7EE |
| Architecture codename | Tunnel Creek (2010) | Westmere (2010−2011) |
| Release date | 14 September 2010 (14 years ago) | 13 February 2011 (13 years ago) |
Detailed specifications
Atom E640T and Core i7-990X Extreme Edition 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 | 1 (Single-Core) | 6 (Hexa-Core) |
| Threads | 2 | 12 |
| Boost clock speed | 1 GHz | 3.46 GHz |
| Bus type | no data | QPI |
| Bus rate | no data | 6.4 GT/s |
| Multiplier | no data | 26 |
| L1 cache | 64 KB (per core) | no data |
| L2 cache | 512 KB (per core) | 1.5 MB |
| L3 cache | 0 KB | 12 MB |
| Chip lithography | 45 nm | 32 nm |
| Die size | 26 mm2 | 239 mm2 |
| Number of transistors | 47 million | no data |
| 64 bit support | - | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Atom E640T and Core i7-990X Extreme Edition 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 | Intel BGA 676 | no data |
| Power consumption (TDP) | 3 Watt | 130 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Atom E640T and Core i7-990X Extreme Edition. You'll probably need this information if you require some particular technology.
| AES-NI | - | + |
| Enhanced SpeedStep (EIST) | + | + |
| Hyper-Threading Technology | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Atom E640T and Core i7-990X Extreme Edition. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR2 | no data |
| Maximum memory size | no data | 24 GB |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel GMA 600 | no data |
Pros & cons summary
| Recency | 14 September 2010 | 13 February 2011 |
| Physical cores | 1 | 6 |
| Threads | 2 | 12 |
| Chip lithography | 45 nm | 32 nm |
| Power consumption (TDP) | 3 Watt | 130 Watt |
Atom E640T has 4233.3% lower power consumption.
i7-990X Extreme Edition, on the other hand, has an age advantage of 4 months, 500% more physical cores and 500% more threads, and a 40.6% more advanced lithography process.
We couldn't decide between Atom E640T and Core i7-990X Extreme Edition. We've got no test results to judge.
Be aware that Atom E640T is a notebook processor while Core i7-990X Extreme Edition is a desktop one.
Should you still have questions on choice between Atom E640T and Core i7-990X Extreme Edition, ask them in Comments section, and we shall answer.
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