Aubrey Isle vs Celeron B840
Primary details
Comparing Celeron B840 and Aubrey Isle processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2804 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Server |
| Series | Intel Celeron | no data |
| Power efficiency | 1.65 | no data |
| Architecture codename | Sandy Bridge (2011−2013) | Knights Ferry (2010) |
| Release date | 1 July 2011 (13 years ago) | 31 May 2010 (14 years ago) |
| Launch price (MSRP) | $86 | no data |
Detailed specifications
Celeron B840 and Aubrey Isle 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 | 2 (Dual-core) | 32 (Dotriaconta-Core) |
| Threads | 2 | 128 |
| Boost clock speed | 1.9 GHz | 1.2 GHz |
| Bus type | DMI 2.0 | no data |
| Bus rate | 4 × 5 GT/s | no data |
| Multiplier | 19 | no data |
| L1 cache | 64K (per core) | 32 KB (per core) |
| L2 cache | 256K (per core) | 256 KB (per core) |
| L3 cache | 2 MB (shared) | 0 KB (shared) |
| Chip lithography | 32 nm | 45 nm |
| Die size | 131 mm2 | 684 mm2 |
| Maximum core temperature | 100 °C | no data |
| Number of transistors | 504 million | 2,300 million |
| 64 bit support | + | - |
| Windows 11 compatibility | - | - |
Compatibility
Information on Celeron B840 and Aubrey Isle 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 (Uniprocessor) | 1 |
| Socket | G2 (988B) | PCIe x16 |
| Power consumption (TDP) | 35 Watt | 300 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Celeron B840 and Aubrey Isle. You'll probably need this information if you require some particular technology.
| FMA | + | - |
| Enhanced SpeedStep (EIST) | + | no data |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
Security technologies
Celeron B840 and Aubrey Isle technologies aimed at improving security, for example, by protecting against hacks.
| EDB | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Celeron B840 and Aubrey Isle are enumerated here.
| VT-x | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Celeron B840 and Aubrey Isle. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR3 |
| Maximum memory size | 16 GB | no data |
| Max memory channels | 2 | no data |
| Maximum memory bandwidth | 21.335 GB/s | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel HD Graphics (Sandy Bridge) (650 - 950 MHz) | no data |
Pros & cons summary
| Recency | 1 July 2011 | 31 May 2010 |
| Physical cores | 2 | 32 |
| Threads | 2 | 128 |
| Chip lithography | 32 nm | 45 nm |
| Power consumption (TDP) | 35 Watt | 300 Watt |
Celeron B840 has an age advantage of 1 year, a 40.6% more advanced lithography process, and 757.1% lower power consumption.
Aubrey Isle, on the other hand, has 1500% more physical cores and 6300% more threads.
We couldn't decide between Celeron B840 and Aubrey Isle. We've got no test results to judge.
Be aware that Celeron B840 is a notebook processor while Aubrey Isle is a server/workstation one.
Should you still have questions on choice between Celeron B840 and Aubrey Isle, ask them in Comments section, and we shall answer.
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