Sempron 3850 vs Core 2 Quad Q9400
Aggregate performance score
Core 2 Quad Q9400 outperforms Sempron 3850 by an impressive 85% based on our aggregate benchmark results.
Primary details
Comparing Core 2 Quad Q9400 and Sempron 3850 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 2143 | 2579 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 3.51 | no data |
| Market segment | Desktop processor | Desktop processor |
| Architecture codename | Yorkfield (2007−2009) | Kabini (2013−2014) |
| Release date | August 2008 (15 years ago) | 9 April 2014 (10 years ago) |
| Current price | $73 | $99 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Core 2 Quad Q9400 and Sempron 3850 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 | 2.66 GHz | no data |
| Boost clock speed | 2.67 GHz | 1.3 GHz |
| L1 cache | 64K (per core) | 256 KB |
| L2 cache | 6 MB (shared) | 2048 KB |
| L3 cache | 0 KB | no data |
| Chip lithography | 45 nm | 28 nm |
| Die size | 2x 81 mm2 | 107 mm2 |
| Maximum core temperature | 71 °C | 90 °C |
| Maximum case temperature (TCase) | 71 °C | 90 °C |
| Number of transistors | 456 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
| Unlocked multiplier | No | No |
| VID voltage range | 0.85V-1.3625V | no data |
Compatibility
Information on Core 2 Quad Q9400 and Sempron 3850 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 | LGA775 | AM1 |
| Power consumption (TDP) | 95 Watt | 25 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core 2 Quad Q9400 and Sempron 3850. You'll probably need this information if you require some particular technology.
| AES-NI | - | + |
| FMA | no data | FMA4 |
| AVX | no data | + |
| PowerTune | no data | - |
| TrueAudio | no data | - |
| PowerNow | no data | + |
| PowerGating | no data | + |
| Out-of-band client management | no data | - |
| VirusProtect | no data | + |
| Enhanced SpeedStep (EIST) | + | no data |
| Turbo Boost Technology | - | no data |
| Hyper-Threading Technology | - | no data |
| Idle States | + | no data |
| Thermal Monitoring | + | no data |
| Demand Based Switching | - | no data |
| FSB parity | - | no data |
| Status | Discontinued | no data |
Security technologies
Core 2 Quad Q9400 and Sempron 3850 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 2 Quad Q9400 and Sempron 3850 are enumerated here.
| AMD-V | no data | + |
| VT-d | + | no data |
| VT-x | + | no data |
| IOMMU 2.0 | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core 2 Quad Q9400 and Sempron 3850. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR1, DDR2, DDR3 | DDR3-1600 |
| Max memory channels | no data | 1 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | AMD Radeon R3 Graphics |
| Number of pipelines | no data | 128 |
| Enduro | no data | + |
| Switchable graphics | no data | 1 |
| UVD | no data | + |
| VCE | no data | + |
Graphics interfaces
Available interfaces and connections of Core 2 Quad Q9400 and Sempron 3850 integrated GPUs.
| DisplayPort | no data | + |
| HDMI | no data | + |
Graphics API support
APIs supported by Core 2 Quad Q9400 and Sempron 3850 integrated GPUs, sometimes API versions are included.
| DirectX | no data | DirectX® 12 |
| Vulkan | no data | 1 |
Peripherals
Specifications and connection of peripherals supported by Core 2 Quad Q9400 and Sempron 3850.
| PCIe version | no data | 2.0 |
| PCI Express lanes | no data | 4 |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
Core 2 Quad Q9400 outperforms Sempron 3850 by 85% based on our aggregate benchmark results.
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.
Benchmark coverage: 68%
Core 2 Quad Q9400 outperforms Sempron 3850 by 86% in Passmark.
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.
Benchmark coverage: 42%
Core 2 Quad Q9400 outperforms Sempron 3850 by 111% in GeekBench 5 Single-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.
Benchmark coverage: 42%
Core 2 Quad Q9400 outperforms Sempron 3850 by 75% in GeekBench 5 Multi-Core.
Pros & cons summary
| Performance score | 1.37 | 0.74 |
| Chip lithography | 45 nm | 28 nm |
| Power consumption (TDP) | 95 Watt | 25 Watt |
The Core 2 Quad Q9400 is our recommended choice as it beats the Sempron 3850 in performance tests.
Should you still have questions on choice between Core 2 Quad Q9400 and Sempron 3850, ask them in Comments section, and we shall answer.
Similar processor comparisons
We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.
