Atom N475 vs Pentium D 950
Aggregate performance score
Pentium D 950 outperforms Atom N475 by a whopping 300% 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 | 3283 | 3694 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Series | no data | Intel Atom |
| Power efficiency | 0.13 | 0.60 |
| Designer | Intel | Intel |
| Manufacturer | Intel | Intel |
| Architecture codename | Presler (2005−2007) | Pineview (2009−2011) |
| Release date | 16 January 2006 (20 years ago) | 1 June 2010 (15 years ago) |
| Launch price (MSRP) | $637 | $75 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Basic parameters of Pentium D 950 and Atom N475: 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) | 1 (Single-Core) |
| Threads | 2 | 2 |
| Base clock speed | 3.4 GHz | 1.83 GHz |
| Boost clock speed | 3.4 GHz | 1.83 GHz |
| Bus rate | no data | 533 MHz |
| L1 cache | 16 KB (per core) | 64 KB (per core) |
| L2 cache | 2 MB (per die) | 512K (per core) |
| L3 cache | 0 KB | 0 KB |
| Chip lithography | 65 nm | 45 nm |
| Die size | 2x 81 mm2 | 66 mm2 |
| Maximum core temperature | C1+D0=63 °C, B1=69 °C | 100 °C |
| Number of transistors | 376 million | 123 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| VID voltage range | 1.2V-1.3375V | no data |
Compatibility
Information on Pentium D 950 and Atom N475 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 | LGA775,PLGA775 | FCBGA559 |
| Power consumption (TDP) | 130 Watt | 6.5 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium D 950 and Atom N475. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE2, Intel® SSE3, Intel® SSSE3 |
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | - | - |
| Hyper-Threading Technology | - | + |
| Idle States | + | no data |
| Thermal Monitoring | - | + |
| Demand Based Switching | - | - |
| PAE | 32 Bit | no data |
| FSB parity | - | no data |
Security technologies
Pentium D 950 and Atom N475 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | - |
| EDB | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium D 950 and Atom N475 are enumerated here.
| VT-d | - | - |
| VT-x | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium D 950 and Atom N475. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR1, DDR2, DDR3 | DDR3 |
| Maximum memory size | no data | 2 GB |
| Max memory channels | no data | 1 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | On certain motherboards (Chipset feature) | Intel GMA 3150 |
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 | 0.40 | 0.10 |
| Recency | 16 January 2006 | 1 June 2010 |
| Physical cores | 2 | 1 |
| Chip lithography | 65 nm | 45 nm |
| Power consumption (TDP) | 130 Watt | 6 Watt |
Pentium D 950 has a 300% higher aggregate performance score, and 100% more physical cores.
Atom N475, on the other hand, has an age advantage of 4 years, a 44% more advanced lithography process, and 2067% lower power consumption.
The Intel Pentium D 950 is our recommended choice as it beats the Intel Atom N475 in performance tests.
Note that Pentium D 950 is a desktop processor while Atom N475 is a notebook one.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
