Celeron 3855U vs A8-6600K
Aggregate performance score
A8-6600K outperforms Celeron 3855U by a whopping 148% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2204 | 2895 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.31 | 0.06 |
| Market segment | Desktop processor | Laptop |
| Series | AMD A-Series (Desktop) | Intel Celeron |
| Power efficiency | 0.72 | 1.94 |
| Designer | AMD | Intel |
| Architecture codename | Richland (2013−2014) | Skylake (2015−2016) |
| Release date | 1 June 2013 (12 years ago) | 15 August 2015 (10 years ago) |
| Launch price (MSRP) | $142 | $107 |
Cost-effectiveness evaluation
Performance per price, higher is better.
A8-6600K has 417% better value for money than Celeron 3855U.
Performance to price scatter graph
Detailed specifications
A8-6600K and Celeron 3855U 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) | 2 (Dual-core) |
| Threads | 4 | 2 |
| Base clock speed | 3.9 GHz | 1.6 GHz |
| Boost clock speed | 4.2 GHz | 1.6 GHz |
| Bus type | no data | OPI |
| Bus rate | no data | 4 GT/s |
| Multiplier | no data | 16 |
| L1 cache | 192 KB | 128 KB |
| L2 cache | 4096 KB | 512 KB |
| L3 cache | 0 KB | 2 MB |
| Chip lithography | 32 nm | 14 nm |
| Die size | 246 mm2 | 98.57 mm2 |
| Maximum core temperature | 74 °C | 100 °C |
| Maximum case temperature (TCase) | 74 °C | no data |
| Number of transistors | 1,178 million | 1750 Million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | + | - |
Compatibility
Information on A8-6600K and Celeron 3855U 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 (Uniprocessor) |
| Socket | FM2 | FCBGA1356 |
| Power consumption (TDP) | 100 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by A8-6600K and Celeron 3855U. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE4.1, Intel® SSE4.2 |
| AES-NI | + | + |
| FMA | FMA4 | - |
| AVX | AVX | - |
| PowerNow | + | - |
| PowerGating | + | - |
| VirusProtect | + | - |
| Enhanced SpeedStep (EIST) | no data | + |
| My WiFi | no data | + |
| Turbo Boost Technology | no data | - |
| Hyper-Threading Technology | no data | - |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| Flex Memory Access | no data | + |
| Smart Response | no data | + |
Security technologies
A8-6600K and Celeron 3855U technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | - |
| EDB | no data | + |
| Identity Protection | - | + |
| SGX | no data | Yes with Intel® ME |
| OS Guard | no data | - |
Virtualization technologies
Virtual machine speed-up technologies supported by A8-6600K and Celeron 3855U are enumerated here.
| AMD-V | + | - |
| VT-d | no data | + |
| VT-x | no data | + |
| EPT | no data | + |
| IOMMU 2.0 | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by A8-6600K and Celeron 3855U. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3-1866 | DDR4-1866/2133, LPDDR3-1600/1866, DDR3L-1333/1600 |
| Maximum memory size | no data | 32 GB |
| Max memory channels | 2 | 2 |
| Maximum memory bandwidth | no data | 34.134 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon HD 8570D | Intel HD Graphics 510 |
| จำนวนพาธไลน์ | 256 | no data |
| Max video memory | no data | 32 GB |
| Quick Sync Video | - | + |
| Clear Video HD | no data | + |
| Enduro | + | - |
| Switchable graphics | + | - |
| UVD | + | - |
| VCE | + | - |
| Graphics max frequency | no data | 900 MHz |
Graphics interfaces
Available interfaces and connections of A8-6600K and Celeron 3855U integrated GPUs.
| Number of displays supported | no data | 3 |
| eDP | no data | + |
| DisplayPort | + | + |
| HDMI | + | + |
| DVI | no data | + |
Graphics image quality
Maximum display resolutions supported by A8-6600K and Celeron 3855U integrated GPUs, including resolutions over different interfaces.
| 4K resolution support | no data | + |
| Max resolution over HDMI 1.4 | no data | 4096x2304@24Hz |
| Max resolution over eDP | no data | 4096x2304@60Hz |
| Max resolution over DisplayPort | no data | 4096x2304@60Hz |
| Max resolution over VGA | no data | N/A |
Graphics API support
APIs supported by A8-6600K and Celeron 3855U integrated GPUs, sometimes API versions are included.
| DirectX | DirectX® 11 | 12 |
| OpenGL | no data | 4.4 |
Peripherals
Specifications and connection of peripherals supported by A8-6600K and Celeron 3855U.
| PCIe version | 2.0 | 2.0 |
| PCI Express lanes | no data | 10 |
Synthetic benchmarks
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.
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. Other than that, Passmark measures multi-core performance.
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.
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.
Pros & cons summary
| Performance score | 1.71 | 0.69 |
| Integrated graphics card | 0.94 | 1.40 |
| Recency | 1 June 2013 | 15 August 2015 |
| Physical cores | 4 | 2 |
| Threads | 4 | 2 |
| Chip lithography | 32 nm | 14 nm |
| Power consumption (TDP) | 100 Watt | 15 Watt |
A8-6600K has a 147.8% higher aggregate performance score, and 100% more physical cores and 100% more threads.
Celeron 3855U, on the other hand, has 48.9% faster integrated GPU, an age advantage of 2 years, a 128.6% more advanced lithography process, and 566.7% lower power consumption.
The AMD A8-6600K is our recommended choice as it beats the Intel Celeron 3855U in performance tests.
Note that A8-6600K is a desktop processor while Celeron 3855U is a notebook one.
Other comparisons
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