A8-6600K vs Ryzen Threadripper 1900X
Aggregate performance score
Ryzen Threadripper 1900X outperforms A8-6600K by a whopping 457% based on our aggregate benchmark results.
Primary details
Comparing Ryzen Threadripper 1900X and A8-6600K processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 668 | 1867 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 21.67 | 0.47 |
| Market segment | Desktop processor | Desktop processor |
| Series | AMD Ryzen Threadripper | AMD A-Series (Desktop) |
| Architecture codename | Zen (2017−2020) | Richland (2013−2014) |
| Release date | 31 August 2017 (6 years ago) | 1 June 2013 (11 years ago) |
| Launch price (MSRP) | $549 | $142 |
| Current price | $140 (0.3x MSRP) | $67 (0.5x MSRP) |
Cost-effectiveness evaluation
Performance per price, higher is better.
Ryzen Threadripper 1900X has 4511% better value for money than A8-6600K.
Detailed specifications
Ryzen Threadripper 1900X and A8-6600K 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 | 8 (Octa-Core) | 4 (Quad-Core) |
| Threads | 16 | 4 |
| Base clock speed | 3.8 GHz | 3.9 GHz |
| Boost clock speed | 4 GHz | 4.2 GHz |
| Bus support | 4 × 8 GT/s | no data |
| L1 cache | 96K (per core) | 192 KB |
| L2 cache | 512K (per core) | 4096 KB |
| L3 cache | 32 MB | 0 KB |
| Chip lithography | 14 nm | 32 nm |
| Die size | 213 mm2 | 246 mm2 |
| Maximum core temperature | no data | 74 °C |
| Maximum case temperature (TCase) | no data | 74 °C |
| Number of transistors | 9,600 million | 1,178 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | Yes | Yes |
Compatibility
Information on Ryzen Threadripper 1900X and A8-6600K 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 | SP3r2 | FM2 |
| Power consumption (TDP) | 125 Watt | 100 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen Threadripper 1900X and A8-6600K. You'll probably need this information if you require some particular technology.
| AES-NI | + | 1 |
| FMA | no data | FMA4 |
| AVX | + | AVX |
| PowerTune | no data | - |
| TrueAudio | no data | - |
| PowerNow | no data | + |
| PowerGating | no data | + |
| Out-of-band client management | no data | - |
| VirusProtect | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen Threadripper 1900X and A8-6600K are enumerated here.
| AMD-V | + | + |
| IOMMU 2.0 | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen Threadripper 1900X and A8-6600K. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 Quad-channel | DDR3-1866 |
| Maximum memory size | 2 TiB | no data |
| Max memory channels | 4 | 2 |
| Maximum memory bandwidth | 85.33 GB/s | no data |
| ECC memory support | + | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | - | AMD Radeon HD 8570D |
| Number of pipelines | - | 256 |
| Enduro | - | + |
| Switchable graphics | - | 1 |
| UVD | - | + |
| VCE | - | + |
Graphics interfaces
Available interfaces and connections of Ryzen Threadripper 1900X and A8-6600K integrated GPUs.
| DisplayPort | - | + |
| HDMI | - | + |
Graphics API support
APIs supported by Ryzen Threadripper 1900X and A8-6600K integrated GPUs, sometimes API versions are included.
| DirectX | - | DirectX® 11 |
| Vulkan | - | no data |
Peripherals
Specifications and connection of peripherals supported by Ryzen Threadripper 1900X and A8-6600K.
| PCIe version | 3.0 | 2.0 |
| PCI Express lanes | 60 | 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.
Ryzen Threadripper 1900X outperforms A8-6600K by 457% 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%
Ryzen Threadripper 1900X outperforms A8-6600K by 457% 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%
Ryzen Threadripper 1900X outperforms A8-6600K by 156% 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%
Ryzen Threadripper 1900X outperforms A8-6600K by 427% in GeekBench 5 Multi-Core.
Pros & cons summary
| Performance score | 10.86 | 1.95 |
| Recency | 31 August 2017 | 1 June 2013 |
| Physical cores | 8 | 4 |
| Threads | 16 | 4 |
| Cost | $549 | $142 |
| Chip lithography | 14 nm | 32 nm |
| Power consumption (TDP) | 125 Watt | 100 Watt |
The Ryzen Threadripper 1900X is our recommended choice as it beats the A8-6600K in performance tests.
Should you still have questions on choice between Ryzen Threadripper 1900X and A8-6600K, ask them in Comments section, and we shall answer.
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