Core i7-12700K vs A8-3520M
Aggregate performance score
i7-12700K outperforms A8-3520M by a whopping 2282% based on our aggregate benchmark results.
Primary details
Comparing A8-3520M and Core i7-12700K processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 2419 | 209 |
| Place by popularity | not in top-100 | 93 |
| Cost-effectiveness evaluation | no data | 62.28 |
| Market segment | Laptop | Desktop processor |
| Series | AMD A-Series | Intel Core i7 |
| Architecture codename | Llano (2011−2012) | Alder Lake-S (2022) |
| Release date | 20 December 2011 (12 years ago) | 4 November 2021 (2 years ago) |
| Launch price (MSRP) | no data | $409 |
| Current price | $134 | $332 (0.8x MSRP) |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
A8-3520M and Core i7-12700K 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) | 12 (Dodeca-Core) |
| Threads | 4 | 20 |
| Base clock speed | 1.6 GHz | 3.6 GHz |
| Boost clock speed | 2.5 GHz | 5 GHz |
| L1 cache | 128 KB (per core) | 80K (per core) |
| L2 cache | 1 MB (per core) | 1.25 MB (per core) |
| L3 cache | 0 KB | 25 MB (shared) |
| Chip lithography | 32 nm | 10 nm |
| Die size | 228 mm2 | 215.25 mm220.5 mm × 10.5 mm |
| Maximum core temperature | no data | 100 °C |
| Maximum case temperature (TCase) | no data | 72 °C |
| Number of transistors | 1,178 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
| Unlocked multiplier | No | Yes |
Compatibility
Information on A8-3520M and Core i7-12700K 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 | FS1 | FCLGA1700 |
| Power consumption (TDP) | 35 Watt | 125 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by A8-3520M and Core i7-12700K. You'll probably need this information if you require some particular technology.
| Instruction set extensions | 3DNow!, MMX, SSE, SSE2, SSE3, SSE4a, Radeon HD 6620G, DDR3(L)-1333 Memory Controller | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 |
| AES-NI | no data | + |
| FMA | no data | + |
| AVX | no data | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | no data | + |
| Speed Shift | no data | + |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | no data | + |
| Idle States | no data | + |
| Thermal Monitoring | no data | + |
| SIPP | no data | + |
| Turbo Boost Max 3.0 | no data | + |
| Status | no data | Launched |
Security technologies
A8-3520M and Core i7-12700K technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
| EDB | no data | + |
| Secure Key | no data | + |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by A8-3520M and Core i7-12700K are enumerated here.
| AMD-V | + | no data |
| VT-d | no data | + |
| VT-x | no data | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by A8-3520M and Core i7-12700K. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR4, DDR5 |
| Maximum memory size | no data | 128 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 76.8 GB/s |
| ECC memory support | no data | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card Compare | AMD Radeon HD 6620G | Intel UHD Graphics 770 |
| Quick Sync Video | no data | + |
| Clear Video HD | no data | + |
| Graphics max frequency | no data | 1.5 GHz |
| Execution Units | no data | 32 |
Graphics interfaces
Available interfaces and connections of A8-3520M and Core i7-12700K integrated GPUs.
| Number of displays supported | no data | 4 |
Graphics image quality
Maximum display resolutions supported by A8-3520M and Core i7-12700K integrated GPUs, including resolutions over different interfaces.
| Max resolution over HDMI 1.4 | no data | 4096 x 2160 @ 60Hz |
| Max resolution over eDP | no data | 5120 x 3200 @ 120Hz |
| Max resolution over DisplayPort | no data | 7680 x 4320 @ 60Hz |
Graphics API support
APIs supported by A8-3520M and Core i7-12700K integrated GPUs, sometimes API versions are included.
| DirectX | no data | 12 |
| OpenGL | no data | 4.5 |
Peripherals
Specifications and connection of peripherals supported by A8-3520M and Core i7-12700K.
| PCIe version | no data | 5.0 and 4.0 |
| PCI Express lanes | no data | 20 |
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 i7-12700K outperforms A8-3520M by 2282% 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 i7-12700K outperforms A8-3520M by 2292% 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 i7-12700K outperforms A8-3520M by 896% 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 i7-12700K outperforms A8-3520M by 1928% in GeekBench 5 Multi-Core.
Cinebench 10 32-bit single-core
Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.
Benchmark coverage: 20%
Core i7-12700K outperforms A8-3520M by 430% in Cinebench 10 32-bit single-core.
Cinebench 10 32-bit multi-core
Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.
Benchmark coverage: 19%
Core i7-12700K outperforms A8-3520M by 1018% in Cinebench 10 32-bit multi-core.
3DMark06 CPU
3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.
Benchmark coverage: 19%
Core i7-12700K outperforms A8-3520M by 578% in 3DMark06 CPU.
wPrime 32
wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.
Benchmark coverage: 18%
A8-3520M outperforms Core i7-12700K by 743% in wPrime 32.
Cinebench 11.5 64-bit multi-core
Cinebench Release 11.5 Multi Core is a variant of Cinebench R11.5 which uses all the processor threads. A maximum of 64 threads is supported in this version.
Benchmark coverage: 17%
Core i7-12700K outperforms A8-3520M by 1809% in Cinebench 11.5 64-bit multi-core.
Cinebench 11.5 64-bit single-core
Cinebench R11.5 is an old benchmark by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version loads a single thread with ray tracing to render a glossy room full of crystal spheres and light sources.
Benchmark coverage: 14%
Core i7-12700K outperforms A8-3520M by 545% in Cinebench 11.5 64-bit single-core.
Pros & cons summary
| Performance score | 0.94 | 22.39 |
| Integrated graphics card | 0.88 | 6.14 |
| Recency | 20 December 2011 | 4 November 2021 |
| Physical cores | 4 | 12 |
| Threads | 4 | 20 |
| Chip lithography | 32 nm | 10 nm |
| Power consumption (TDP) | 35 Watt | 125 Watt |
The Core i7-12700K is our recommended choice as it beats the A8-3520M in performance tests.
Be aware that A8-3520M is a notebook processor while Core i7-12700K is a desktop one.
Should you still have questions on choice between A8-3520M and Core i7-12700K, ask them in Comments section, and we shall answer.
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