Atom C3850 vs Core 2 Extreme QX9775
Contents
Primary details
Comparing 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 | Desktop processor | Server |
| Series | no data | Intel Atom |
| Designer | Intel | Intel |
| Manufacturer | Intel | no data |
| Architecture codename | Yorkfield (2007−2009) | Goldmont (2016−2017) |
| Release date | 24 March 2008 (17 years ago) | 15 August 2017 (8 years ago) |
| Launch price (MSRP) | $1,499 | $323 |
Detailed specifications
Core 2 Extreme QX9775 and Atom C3850 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) | 12 (Dodeca-Core) |
| Threads | 4 | 12 |
| Base clock speed | 3.2 GHz | 2.1 GHz |
| Boost clock speed | 3.2 GHz | 2.4 GHz |
| Bus rate | 1600 MHz | no data |
| Multiplier | no data | 21 |
| L1 cache | 64 KB (per core) | 672 KB |
| L2 cache | 6 MB (per die) | 12 MB |
| L3 cache | 0 KB | 12 MB |
| Chip lithography | 45 nm | 14 nm |
| Die size | 2x 107 mm2 | no data |
| Maximum core temperature | no data | 78 °C |
| Maximum case temperature (TCase) | 63 °C | no data |
| Number of transistors | 820 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | + | - |
| VID voltage range | 0.85V-1.35V | no data |
Compatibility
Information on Core 2 Extreme QX9775 and Atom C3850 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 | 2 | 1 (Uniprocessor) |
| Socket | LGA771 | FCBGA1310 |
| Power consumption (TDP) | 150 Watt | 25 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core 2 Extreme QX9775 and Atom C3850. You'll probably need this information if you require some particular technology.
| AES-NI | - | + |
| Enhanced SpeedStep (EIST) | + | + |
| QuickAssist | no data | - |
| Turbo Boost Technology | - | 2.0 |
| Hyper-Threading Technology | - | - |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| Demand Based Switching | - | no data |
| FSB parity | - | no data |
Security technologies
Core 2 Extreme QX9775 and Atom C3850 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | no data |
| EDB | + | + |
| Secure Boot | no data | + |
| SGX | no data | - |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Core 2 Extreme QX9775 and Atom C3850 are enumerated here.
| VT-d | no data | + |
| VT-x | + | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core 2 Extreme QX9775 and Atom C3850. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR2 | DDR4: 2400 |
| Maximum memory size | no data | 256 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 34.134 GB/s |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | N/A | no data |
Peripherals
Specifications and connection of peripherals supported by Core 2 Extreme QX9775 and Atom C3850.
| PCIe version | 1.0 | 3 |
| PCI Express lanes | no data | 16 |
| USB revision | no data | 3 |
| Total number of SATA ports | no data | 16 |
| Number of USB ports | no data | 8 |
| Integrated LAN | no data | 2x10/2.5/1 GBE |
Pros & cons summary
| Recency | 24 March 2008 | 15 August 2017 |
| Physical cores | 4 | 12 |
| Threads | 4 | 12 |
| Chip lithography | 45 nm | 14 nm |
| Power consumption (TDP) | 150 Watt | 25 Watt |
Atom C3850 has an age advantage of 9 years, 200% more physical cores and 200% more threads, a 221.4% more advanced lithography process, and 500% lower power consumption.
We couldn't decide between Intel Core 2 Extreme QX9775 and Intel Atom C3850. We've got no test results to judge.
Note that Core 2 Extreme QX9775 is a desktop processor while Atom C3850 is a server/workstation one.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
