Turion X2 Ultra ZM-85 vs Athlon II X2 255
Aggregate performance score
Athlon II X2 255 outperforms Turion X2 Ultra ZM-85 by a substantial 32% based on our aggregate benchmark results.
Primary details
Comparing Athlon II X2 255 and Turion X2 Ultra ZM-85 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2680 | 2838 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.02 | no data |
| Market segment | Desktop processor | Laptop |
| Series | no data | 2x AMD Turion Ultra |
| Power efficiency | 1.08 | 1.51 |
| Architecture codename | Regor (2009−2013) | Puma (2008−2009) |
| Release date | 25 January 2010 (14 years ago) | 4 June 2008 (16 years ago) |
| Launch price (MSRP) | $60 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Athlon II X2 255 and Turion X2 Ultra ZM-85 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) | 2 (Dual-core) |
| Threads | 2 | 2 |
| Base clock speed | 3.1 GHz | no data |
| Boost clock speed | 3.1 GHz | 2.3 GHz |
| Bus rate | no data | 4400 MHz |
| L1 cache | 128 KB | 256 KB |
| L2 cache | 1 MB | 2 MB |
| L3 cache | 0 KB | 0 KB |
| Chip lithography | 45 nm | 65 nm |
| Die size | 117 mm2 | no data |
| Number of transistors | 410 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Athlon II X2 255 and Turion X2 Ultra ZM-85 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 | AM3 | S1g2 |
| Power consumption (TDP) | 65 Watt | 35 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Athlon II X2 255 and Turion X2 Ultra ZM-85. 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 Athlon II X2 255 and Turion X2 Ultra ZM-85 are enumerated here.
| AMD-V | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Athlon II X2 255 and Turion X2 Ultra ZM-85. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR2 |
Peripherals
Specifications and connection of peripherals supported by Athlon II X2 255 and Turion X2 Ultra ZM-85.
| PCIe version | 2.0 | no data |
Pros & cons summary
| Performance score | 0.74 | 0.56 |
| Recency | 25 January 2010 | 4 June 2008 |
| Chip lithography | 45 nm | 65 nm |
| Power consumption (TDP) | 65 Watt | 35 Watt |
Athlon II X2 255 has a 32.1% higher aggregate performance score, an age advantage of 1 year, and a 44.4% more advanced lithography process.
Turion X2 Ultra ZM-85, on the other hand, has 85.7% lower power consumption.
The Athlon II X2 255 is our recommended choice as it beats the Turion X2 Ultra ZM-85 in performance tests.
Note that Athlon II X2 255 is a desktop processor while Turion X2 Ultra ZM-85 is a notebook one.
Should you still have questions on choice between Athlon II X2 255 and Turion X2 Ultra ZM-85, ask them in Comments section, and we shall answer.
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