Atom Z550 vs Opteron 246
Aggregate performance score
Opteron 246 outperforms Atom Z550 by an impressive 64% 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 | 3470 | 3624 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.01 | no data |
| Market segment | Server | Laptop |
| Series | no data | Intel Atom |
| Power efficiency | 0.11 | 2.95 |
| Designer | AMD | Intel |
| Manufacturer | no data | Intel |
| Architecture codename | SledgeHammer (2003−2005) | Silverthorne (2008−2010) |
| Release date | August 2003 (22 years ago) | 8 April 2009 (17 years ago) |
| Launch price (MSRP) | $109 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Opteron 246 and Atom Z550 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 | 1 (Single-Core) | 1 (Single-Core) |
| Threads | 1 | 2 |
| Base clock speed | no data | 2 GHz |
| Boost clock speed | 2 GHz | 2 GHz |
| Bus type | no data | FSB |
| Bus rate | no data | 533.33 MT/s |
| Multiplier | no data | 15 |
| L1 cache | 128 KB | 56 KB (per core) |
| L2 cache | 1 MB | 512 KB (per core) |
| L3 cache | 0 KB | 0 KB |
| Chip lithography | 130 nm | 45 nm |
| Die size | 193 mm2 | 26 mm2 |
| Maximum core temperature | no data | 90 °C |
| Number of transistors | 106 million | 47 million |
| 64 bit support | + | - |
| Windows 11 compatibility | - | - |
Compatibility
Information on Opteron 246 and Atom Z550 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 | 2 | 1 (Uniprocessor) |
| Socket | 940 | PBGA441 |
| Power consumption (TDP) | 89 Watt | 2.4 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Opteron 246 and Atom Z550. You'll probably need this information if you require some particular technology.
| Enhanced SpeedStep (EIST) | no data | + |
| Turbo Boost Technology | no data | - |
| Hyper-Threading Technology | no data | + |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| Demand Based Switching | no data | + |
| FSB parity | no data | - |
Security technologies
Opteron 246 and Atom Z550 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | - |
| EDB | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Opteron 246 and Atom Z550 are enumerated here.
| VT-d | no data | - |
| VT-x | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Opteron 246 and Atom Z550. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | unknown |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | On certain motherboards (Chipset feature) |
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 | 0.23 | 0.14 |
| Threads | 1 | 2 |
| Chip lithography | 130 nm | 45 nm |
| Power consumption (TDP) | 89 Watt | 2 Watt |
Opteron 246 has a 64% higher aggregate performance score.
Atom Z550, on the other hand, has 100% more threads, a 189% more advanced lithography process, and 4350% lower power consumption.
The AMD Opteron 246 is our recommended choice as it beats the Intel Atom Z550 in performance tests.
Be aware that Opteron 246 is a server/workstation processor while Atom Z550 is a notebook one.
Other comparisons
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