Athlon II X4 640 vs Celeron G3950
Aggregate performance score
Celeron G3950 outperforms Athlon II X4 640 by a minimal 4% based on our aggregate benchmark results.
Primary details
Comparing Celeron G3950 and Athlon II X4 640 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2161 | 2198 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 2.83 | 2.92 |
| Market segment | Desktop processor | Desktop processor |
| Series | Intel Celeron | no data |
| Power efficiency | 2.71 | 1.40 |
| Architecture codename | Kaby Lake (2016−2019) | Propus (2009−2011) |
| Release date | 3 January 2017 (7 years ago) | 11 May 2010 (14 years ago) |
| Launch price (MSRP) | $52 | $80 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Athlon II X4 640 has 3% better value for money than Celeron G3950.
Detailed specifications
Celeron G3950 and Athlon II X4 640 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) | 4 (Quad-Core) |
| Threads | 2 | 4 |
| Base clock speed | 3 GHz | 3 GHz |
| Boost clock speed | 3 GHz | 3 GHz |
| Bus type | DMI 3.0 | no data |
| Bus rate | 8 GT/s | no data |
| Multiplier | 30 | no data |
| L1 cache | 64K (per core) | 128 KB (per core) |
| L2 cache | 256K (per core) | 512 KB (per core) |
| L3 cache | 2 MB (shared) | 0 KB |
| Chip lithography | 14 nm | 45 nm |
| Die size | no data | 169 mm2 |
| Maximum core temperature | 100 °C | no data |
| Maximum case temperature (TCase) | 65 °C | no data |
| Number of transistors | no data | 300 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Celeron G3950 and Athlon II X4 640 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 | FCLGA1151 | AM3 |
| Power consumption (TDP) | 51 Watt | 95 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Celeron G3950 and Athlon II X4 640. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2 | no data |
| AES-NI | + | - |
| Enhanced SpeedStep (EIST) | + | no data |
| Turbo Boost Technology | - | no data |
| Hyper-Threading Technology | - | no data |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
Security technologies
Celeron G3950 and Athlon II X4 640 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | no data |
| EDB | + | no data |
| Secure Key | + | no data |
| MPX | + | - |
| Identity Protection | + | - |
| SGX | Yes with Intel® ME | no data |
| OS Guard | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Celeron G3950 and Athlon II X4 640 are enumerated here.
| VT-d | + | no data |
| VT-x | + | no data |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Celeron G3950 and Athlon II X4 640. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 2133, DDR3L 1333/1600 | DDR3 |
| Maximum memory size | 64 GB | no data |
| Max memory channels | 2 | no data |
| Maximum memory bandwidth | 38.397 GB/s | no data |
| ECC memory support | + | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel HD Graphics 610 | no data |
| Max video memory | 64 GB | no data |
| Quick Sync Video | + | - |
| Clear Video | + | no data |
| Clear Video HD | + | no data |
| Graphics max frequency | 1.05 GHz | no data |
| InTru 3D | + | no data |
Graphics interfaces
Available interfaces and connections of Celeron G3950 and Athlon II X4 640 integrated GPUs.
| Number of displays supported | 3 | no data |
Graphics image quality
Maximum display resolutions supported by Celeron G3950 and Athlon II X4 640 integrated GPUs, including resolutions over different interfaces.
| 4K resolution support | + | no data |
| Max resolution over HDMI 1.4 | 4096x2304@24Hz | no data |
| Max resolution over eDP | 4096x2304@60Hz | no data |
| Max resolution over DisplayPort | 4096x2304@60Hz | no data |
Graphics API support
APIs supported by Celeron G3950 and Athlon II X4 640 integrated GPUs, sometimes API versions are included.
| DirectX | 12 | no data |
| OpenGL | 4.4 | no data |
Peripherals
Specifications and connection of peripherals supported by Celeron G3950 and Athlon II X4 640.
| PCIe version | 3.0 | 2.0 |
| 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.
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.
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.
Pros & cons summary
| Performance score | 1.46 | 1.41 |
| Recency | 3 January 2017 | 11 May 2010 |
| Physical cores | 2 | 4 |
| Threads | 2 | 4 |
| Chip lithography | 14 nm | 45 nm |
| Power consumption (TDP) | 51 Watt | 95 Watt |
Celeron G3950 has a 3.5% higher aggregate performance score, an age advantage of 6 years, a 221.4% more advanced lithography process, and 86.3% lower power consumption.
Athlon II X4 640, on the other hand, has 100% more physical cores and 100% more threads.
Given the minimal performance differences, no clear winner can be declared between Celeron G3950 and Athlon II X4 640.
Should you still have questions on choice between Celeron G3950 and Athlon II X4 640, ask them in Comments section, and we shall answer.
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