Celeron 2955U vs Turion X2 Ultra ZM-85
Aggregate performance score
Turion X2 Ultra ZM-85 outperforms Celeron 2955U by a minimal 2% based on our aggregate benchmark results.
Primary details
Comparing Turion X2 Ultra ZM-85 and Celeron 2955U processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2838 | 2845 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | 2x AMD Turion Ultra | Intel Celeron |
| Power efficiency | 1.51 | 3.47 |
| Architecture codename | Puma (2008−2009) | Haswell (2013−2015) |
| Release date | 4 June 2008 (16 years ago) | 1 September 2013 (11 years ago) |
Detailed specifications
Turion X2 Ultra ZM-85 and Celeron 2955U 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 | no data | 1.4 GHz |
| Boost clock speed | 2.3 GHz | 1.4 GHz |
| Bus rate | 4400 MHz | 5 GT/s |
| L1 cache | 256 KB | 64K (per core) |
| L2 cache | 2 MB | 256K (per core) |
| L3 cache | 0 KB | 2 MB (shared) |
| Chip lithography | 65 nm | 22 nm |
| Die size | no data | 118 mm2 |
| Maximum core temperature | no data | 100 °C |
| Maximum case temperature (TCase) | no data | 105 °C |
| Number of transistors | no data | 1,400 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Turion X2 Ultra ZM-85 and Celeron 2955U 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 | S1g2 | FCBGA1168 |
| Power consumption (TDP) | 35 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Turion X2 Ultra ZM-85 and Celeron 2955U. You'll probably need this information if you require some particular technology.
| Instruction set extensions | MMX, SSE, SSE2, SSE3, Enhanced 3DNow!, NX bit, AMD64, PowerNow!, AMD Virtualization | Intel® SSE4.1, Intel® SSE4.2 |
| PowerNow | + | - |
| Enhanced SpeedStep (EIST) | no data | + |
| Turbo Boost Technology | no data | - |
| Hyper-Threading Technology | no data | - |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| Smart Response | no data | - |
| GPIO | no data | + |
| Smart Connect | no data | + |
| FDI | no data | - |
| AMT | no data | 9.5 |
| Matrix Storage | no data | - |
| HD Audio | no data | + |
| RST | no data | + |
Security technologies
Turion X2 Ultra ZM-85 and Celeron 2955U 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 | - |
| Anti-Theft | no data | - |
Virtualization technologies
Virtual machine speed-up technologies supported by Turion X2 Ultra ZM-85 and Celeron 2955U are enumerated here.
| AMD-V | + | + |
| VT-d | no data | - |
| VT-x | no data | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Turion X2 Ultra ZM-85 and Celeron 2955U. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR2 | DDR3 |
| Maximum memory size | no data | 16 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 25.6 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel HD Graphics for 4th Generation Intel Processors |
| Clear Video | no data | + |
| Graphics max frequency | no data | 1 GHz |
Graphics interfaces
Available interfaces and connections of Turion X2 Ultra ZM-85 and Celeron 2955U integrated GPUs.
| Number of displays supported | no data | 3 |
| eDP | no data | + |
| DisplayPort | - | + |
| HDMI | - | + |
Peripherals
Specifications and connection of peripherals supported by Turion X2 Ultra ZM-85 and Celeron 2955U.
| PCIe version | no data | 2.0 |
| PCI Express lanes | no data | 10 |
| PCI support | no data | - |
| USB revision | no data | 3.0 |
| Total number of SATA ports | no data | 2 |
| Max number of SATA 6 Gb/s Ports | no data | 2 |
| Integrated IDE | no data | - |
| Number of USB ports | no data | 4 |
| Integrated LAN | no data | - |
| UART | 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.
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.
Pros & cons summary
| Performance score | 0.56 | 0.55 |
| Recency | 4 June 2008 | 1 September 2013 |
| Chip lithography | 65 nm | 22 nm |
| Power consumption (TDP) | 35 Watt | 15 Watt |
Turion X2 Ultra ZM-85 has a 1.8% higher aggregate performance score.
Celeron 2955U, on the other hand, has an age advantage of 5 years, a 195.5% more advanced lithography process, and 133.3% lower power consumption.
Given the minimal performance differences, no clear winner can be declared between Turion X2 Ultra ZM-85 and Celeron 2955U.
Should you still have questions on choice between Turion X2 Ultra ZM-85 and Celeron 2955U, ask them in Comments section, and we shall answer.
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