Core 2 Quad Q8400s vs Atom C3538
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2649 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.04 | no data |
| Market segment | Server | Desktop processor |
| Series | Intel Atom | no data |
| Power efficiency | 3.07 | no data |
| Designer | Intel | Intel |
| Manufacturer | no data | Intel |
| Architecture codename | Goldmont (2016−2017) | Yorkfield (2007−2009) |
| Release date | 15 August 2017 (8 years ago) | 19 April 2009 (16 years ago) |
| Launch price (MSRP) | $75 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Atom C3538 and Core 2 Quad Q8400s 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) | 4 (Quad-Core) |
| Threads | 4 | 4 |
| Base clock speed | 2.1 GHz | 2.66 GHz |
| Boost clock speed | 2.1 GHz | 0.67 GHz |
| Bus rate | no data | 1333 MHz |
| Multiplier | 21 | no data |
| L1 cache | 224 KB | 64 KB (per core) |
| L2 cache | 8 MB | 4 MB (shared) |
| L3 cache | 8 MB | 0 KB |
| Chip lithography | 14 nm | 45 nm |
| Die size | no data | 2x 82 mm2 |
| Maximum core temperature | 87 °C | no data |
| Maximum case temperature (TCase) | no data | 76 °C |
| Number of transistors | no data | 456 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| VID voltage range | no data | 0.85V-1.3625V |
Compatibility
Information on Atom C3538 and Core 2 Quad Q8400s 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 | FCBGA1310 | FCLGA775,LGA775 |
| Power consumption (TDP) | 15 Watt | 65 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Atom C3538 and Core 2 Quad Q8400s. You'll probably need this information if you require some particular technology.
| AES-NI | + | - |
| Enhanced SpeedStep (EIST) | + | + |
| QuickAssist | + | no data |
| Turbo Boost Technology | - | - |
| Hyper-Threading Technology | - | - |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| Demand Based Switching | no data | - |
Security technologies
Atom C3538 and Core 2 Quad Q8400s 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 Atom C3538 and Core 2 Quad Q8400s are enumerated here.
| VT-d | + | no data |
| VT-x | + | + |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Atom C3538 and Core 2 Quad Q8400s. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4: 2133 | DDR1, DDR2, DDR3 |
| Maximum memory size | 256 GB | no data |
| Max memory channels | 2 | no data |
| Maximum memory bandwidth | 29.871 GB/s | no data |
| ECC memory support | + | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | On certain motherboards (Chipset feature) |
Peripherals
Specifications and connection of peripherals supported by Atom C3538 and Core 2 Quad Q8400s.
| PCIe version | 3 | 2.0 |
| PCI Express lanes | 12 | no data |
| USB revision | 3 | no data |
| Total number of SATA ports | 12 | no data |
| Number of USB ports | 8 | no data |
| Integrated LAN | 2x10/2.5/1 GBE + 2x2.5/1 GBE | no data |
Pros & cons summary
| Recency | 15 August 2017 | 19 April 2009 |
| Chip lithography | 14 nm | 45 nm |
| Power consumption (TDP) | 15 Watt | 65 Watt |
Atom C3538 has an age advantage of 8 years, a 221.4% more advanced lithography process, and 333.3% lower power consumption.
We couldn't decide between Intel Atom C3538 and Intel Core 2 Quad Q8400s. We've got no test results to judge.
Be aware that Atom C3538 is a server/workstation processor while Core 2 Quad Q8400s is a desktop one.
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