Celeron E3400 vs Pentium Extreme Edition 965
Aggregate performance score
Pentium Extreme Edition 965 outperforms Celeron E3400 by a moderate 13% based on our aggregate benchmark results.
Primary details
Comparing Pentium Extreme Edition 965 and Celeron E3400 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2774 | 2830 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 3.72 |
| Market segment | Desktop processor | Desktop processor |
| Power efficiency | 0.45 | 0.80 |
| Architecture codename | Presler (2005−2007) | Wolfdale (2008−2010) |
| Release date | 26 March 2006 (18 years ago) | 17 January 2010 (14 years ago) |
| Launch price (MSRP) | $999 | $76 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Pentium Extreme Edition 965 and Celeron E3400 have a nearly equal value for money.
Detailed specifications
Pentium Extreme Edition 965 and Celeron E3400 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 | 4 | 2 |
| Base clock speed | 3.733 GHz | 2.6 GHz |
| Boost clock speed | 0.73 GHz | 2.6 GHz |
| L1 cache | 16 KB (per core) | 64 KB (per core) |
| L2 cache | 2 MB (per core) | 1 MB (shared) |
| L3 cache | no data | 0 KB |
| Chip lithography | 65 nm | 45 nm |
| Die size | 2x 81 mm2 | 82 mm2 |
| Maximum core temperature | no data | 74 °C |
| Maximum case temperature (TCase) | 67 °C | no data |
| Number of transistors | 376 million | 228 million |
| 64 bit support | + | + |
| Windows 11 compatibility | no data | - |
| Unlocked multiplier | + | - |
| VID voltage range | no data | 0.85V-1.3625V |
Compatibility
Information on Pentium Extreme Edition 965 and Celeron E3400 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 | 775 | LGA775 |
| Power consumption (TDP) | 130 Watt | 65 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium Extreme Edition 965 and Celeron E3400. 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 | - | + |
Security technologies
Pentium Extreme Edition 965 and Celeron E3400 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 Pentium Extreme Edition 965 and Celeron E3400 are enumerated here.
| VT-d | no data | - |
| VT-x | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium Extreme Edition 965 and Celeron E3400. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR1, DDR2, DDR3 Depends on motherboard | DDR1, DDR2, DDR3 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | On certain motherboards (Chipset feature) | no data |
Peripherals
Specifications and connection of peripherals supported by Pentium Extreme Edition 965 and Celeron E3400.
| PCIe version | no data | 2.0 |
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.
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.
Pros & cons summary
| Performance score | 0.62 | 0.55 |
| Recency | 26 March 2006 | 17 January 2010 |
| Threads | 4 | 2 |
| Chip lithography | 65 nm | 45 nm |
| Power consumption (TDP) | 130 Watt | 65 Watt |
Pentium Extreme Edition 965 has a 12.7% higher aggregate performance score, and 100% more threads.
Celeron E3400, on the other hand, has an age advantage of 3 years, a 44.4% more advanced lithography process, and 100% lower power consumption.
The Pentium Extreme Edition 965 is our recommended choice as it beats the Celeron E3400 in performance tests.
Should you still have questions on choice between Pentium Extreme Edition 965 and Celeron E3400, ask them in Comments section, and we shall answer.
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