Core 2 Duo E4400 vs A6-7400K
Primary details
Comparing A6-7400K and Core 2 Duo E4400 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 2338 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Desktop processor |
| Architecture codename | Kaveri (2014−2015) | Allendale (2006−2009) |
| Release date | 31 July 2014 (9 years ago) | July 2007 (17 years ago) |
| Current price | $59 | $52 |
Detailed specifications
A6-7400K and Core 2 Duo E4400 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) | 2 (Dual-core) |
| Threads | 2 | 2 |
| Base clock speed | 3.5 GHz | 2 GHz |
| Boost clock speed | 3.9 GHz | 2 GHz |
| L1 cache | 128 KB | 64 KB |
| L2 cache | 1024 KB | 2 MB |
| L3 cache | no data | 0 KB |
| Chip lithography | 28 nm | 65 nm |
| Die size | 245 mm2 | 111 mm2 |
| Maximum core temperature | 70 °C | L2=61 °C, M0=73 °C |
| Maximum case temperature (TCase) | 72 °C | no data |
| Number of transistors | 2,411 million | 167 million |
| 64 bit support | + | + |
| Windows 11 compatibility | no data | - |
| Unlocked multiplier | Yes | No |
| VID voltage range | no data | 0.85V-1.5V |
Compatibility
Information on A6-7400K and Core 2 Duo E4400 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 | FM2+ | LGA775 |
| Power consumption (TDP) | 65 Watt | 65 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by A6-7400K and Core 2 Duo E4400. You'll probably need this information if you require some particular technology.
| AES-NI | + | - |
| FMA | + | no data |
| AVX | + | no data |
| FRTC | 1 | no data |
| FreeSync | 1 | no data |
| PowerTune | - | no data |
| TrueAudio | + | no data |
| PowerNow | + | no data |
| PowerGating | + | no data |
| Out-of-band client management | + | no data |
| VirusProtect | + | no data |
| HSA | 1 | 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 | no data | Discontinued |
Security technologies
A6-7400K and Core 2 Duo E4400 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 A6-7400K and Core 2 Duo E4400 are enumerated here.
| AMD-V | + | no data |
| VT-x | no data | - |
| IOMMU 2.0 | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by A6-7400K and Core 2 Duo E4400. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3-1866 | DDR1, DDR2, DDR3 |
| Max memory channels | 2 | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon R5 Graphics | no data |
| iGPU core count | 4 | no data |
| Number of pipelines | 256 | no data |
| Enduro | + | no data |
| Switchable graphics | 1 | no data |
| UVD | + | no data |
| VCE | + | no data |
Graphics interfaces
Available interfaces and connections of A6-7400K and Core 2 Duo E4400 integrated GPUs.
| DisplayPort | + | no data |
| HDMI | + | no data |
Graphics API support
APIs supported by A6-7400K and Core 2 Duo E4400 integrated GPUs, sometimes API versions are included.
| DirectX | DirectX® 12 | no data |
| Vulkan | 1 | no data |
Peripherals
Specifications and connection of peripherals supported by A6-7400K and Core 2 Duo E4400.
| PCIe version | 3.0 | no data |
| PCI Express lanes | 16 | no data |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
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%
A6-7400K outperforms Core 2 Duo E4400 by 141% 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%
A6-7400K outperforms Core 2 Duo E4400 by 77% 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%
A6-7400K outperforms Core 2 Duo E4400 by 39% in GeekBench 5 Multi-Core.
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