Celeron U3400 vs Athlon II X4 620e
Aggregate performance score
Athlon II X4 620e outperforms Celeron U3400 by a whopping 472% based on our aggregate benchmark results.
Primary details
Comparing Athlon II X4 620e and Celeron U3400 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2009 | 3093 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Series | no data | Intel Celeron |
| Power efficiency | 3.85 | 1.68 |
| Architecture codename | Propus (2009−2011) | Westmere (2010−2011) |
| Release date | 3 May 2011 (13 years ago) | 24 May 2010 (14 years ago) |
Detailed specifications
Athlon II X4 620e and Celeron U3400 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 | 4 (Quad-Core) | 2 (Dual-core) |
| Threads | 4 | 2 |
| Base clock speed | 2.6 GHz | 1.06 GHz |
| Boost clock speed | 2.6 GHz | 0.07 GHz |
| Bus type | no data | DMI 1.0 |
| Bus rate | no data | 1 × 2.5 GT/s |
| Multiplier | no data | 8 |
| L1 cache | 128 KB (per core) | 128 KB |
| L2 cache | 512 KB (per core) | 512 KB |
| L3 cache | 0 KB | 2 MB |
| Chip lithography | 45 nm | 32 nm |
| Die size | 169 mm2 | 81 mm2 |
| Maximum core temperature | no data | 105 °C |
| Number of transistors | 300 million | 382 Million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Athlon II X4 620e and Celeron U3400 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 (Uniprocessor) |
| Socket | AM3 | BGA1288 |
| Power consumption (TDP) | 45 Watt | 18 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Athlon II X4 620e and Celeron U3400. You'll probably need this information if you require some particular technology.
| FMA | - | + |
| Enhanced SpeedStep (EIST) | no data | + |
| Turbo Boost Technology | no data | - |
| Hyper-Threading Technology | no data | - |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| Flex Memory Access | no data | + |
| PAE | no data | 36 Bit |
| FDI | no data | + |
| Fast Memory Access | no data | + |
Security technologies
Athlon II X4 620e and Celeron U3400 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 Athlon II X4 620e and Celeron U3400 are enumerated here.
| VT-d | no data | - |
| VT-x | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Athlon II X4 620e and Celeron U3400. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR3-800 |
| Maximum memory size | no data | 8 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 12.799 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel HD Graphics for Previous Generation Intel Processors |
| Clear Video | no data | + |
| Graphics max frequency | no data | 500 MHz |
Graphics interfaces
Available interfaces and connections of Athlon II X4 620e and Celeron U3400 integrated GPUs.
| Number of displays supported | no data | 2 |
Peripherals
Specifications and connection of peripherals supported by Athlon II X4 620e and Celeron U3400.
| PCIe version | 2.0 | 2.0 |
| PCI Express lanes | no data | 16 |
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 | 1.83 | 0.32 |
| Recency | 3 May 2011 | 24 May 2010 |
| Physical cores | 4 | 2 |
| Threads | 4 | 2 |
| Chip lithography | 45 nm | 32 nm |
| Power consumption (TDP) | 45 Watt | 18 Watt |
Athlon II X4 620e has a 471.9% higher aggregate performance score, an age advantage of 11 months, and 100% more physical cores and 100% more threads.
Celeron U3400, on the other hand, has a 40.6% more advanced lithography process, and 150% lower power consumption.
The Athlon II X4 620e is our recommended choice as it beats the Celeron U3400 in performance tests.
Note that Athlon II X4 620e is a desktop processor while Celeron U3400 is a notebook one.
Should you still have questions on choice between Athlon II X4 620e and Celeron U3400, ask them in Comments section, and we shall answer.
Similar processor comparisons
We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.
