Turion II Ultra M620 vs A8-3870K
Aggregate performance score
A8-3870K outperforms Turion II Ultra M620 by a whopping 187% 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 | 2476 | 3210 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Series | no data | AMD Turion II Ultra |
| Power efficiency | 0.57 | 0.57 |
| Designer | AMD | AMD |
| Architecture codename | Llano (2011−2012) | Caspian (2009) |
| Release date | 20 December 2011 (14 years ago) | 10 September 2009 (16 years ago) |
Detailed specifications
A8-3870K and Turion II Ultra M620 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 GHz | no data |
| Boost clock speed | 3 GHz | 2.5 GHz |
| Bus rate | no data | 3600 MHz |
| L1 cache | 128 KB (per core) | no data |
| L2 cache | 1 MB (per core) | 2 MB |
| L3 cache | 0 KB | no data |
| Chip lithography | 32 nm | 45 nm |
| Die size | 228 mm2 | no data |
| Number of transistors | 1,178 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | + | - |
Compatibility
Information on A8-3870K and Turion II Ultra M620 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 | no data |
| Socket | FM1 | Socket S1 (s1g3) 638-pin |
| Power consumption (TDP) | 100 Watt | 35 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by A8-3870K and Turion II Ultra M620. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | MMX, SSE, SSE2, SSE3, Enhanced 3DNow!, NX bit, AMD64, PowerNow!, AMD Virtualization |
| PowerNow | - | + |
Virtualization technologies
Virtual machine speed-up technologies supported by A8-3870K and Turion II Ultra M620 are enumerated here.
| AMD-V | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by A8-3870K and Turion II Ultra M620. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon HD 6550D | no data |
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.
Pros & cons summary
| Performance score | 1.35 | 0.47 |
| Recency | 20 December 2011 | 10 September 2009 |
| Physical cores | 4 | 2 |
| Threads | 4 | 2 |
| Chip lithography | 32 nm | 45 nm |
| Power consumption (TDP) | 100 Watt | 35 Watt |
A8-3870K has a 187.2% higher aggregate performance score, an age advantage of 2 years, 100% more physical cores and 100% more threads, and a 40.6% more advanced lithography process.
Turion II Ultra M620, on the other hand, has 185.7% lower power consumption.
The AMD A8-3870K is our recommended choice as it beats the AMD Turion II Ultra M620 in performance tests.
Note that A8-3870K is a desktop processor while Turion II Ultra M620 is a notebook one.
Other comparisons
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