Intel Atom E3805 | Intel Pentium 4405U | |
CPU comparisonIn this CPU comparison, we compare the Intel Atom E3805 and the Intel Pentium 4405U and use benchmarks to check which processor is faster.
We compare the Intel Atom E3805 2 core processor released in Q4/2014 with the Intel Pentium 4405U which has 2 CPU cores and was introduced in Q3/2015. |
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Intel Atom (101) | Family | Intel Pentium (150) |
Intel Atom E3800 (6) | CPU group | Intel Pentium 4000 (2) |
4 | Generation | 6 |
Bay Trail | Architecture | Skylake U |
Mobile | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Atom E3805 is a 2 core processor with a clock frequency of 1.33 GHz. The processor can compute 2 threads at the same time. The Intel Pentium 4405U clocks with 2.10 GHz, has 2 CPU cores and can calculate 4 threads in parallel. |
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Intel Atom E3805 | Characteristic | Intel Pentium 4405U |
2 | Cores | 2 |
2 | Threads | 4 |
normal | Core architecture | normal |
No | Hyperthreading | Yes |
No | Overclocking ? | No |
1.33 GHz | Frequency | 2.10 GHz |
-- | Turbo Frequency (1 Core) | -- |
-- | Turbo Frequency (All Cores) | -- |
Internal GraphicsGraphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback. |
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no iGPU | GPU | Intel HD Graphics 510 |
GPU frequency | 0.30 GHz | |
-- | GPU (Turbo) | 0.95 GHz |
-- | GPU Generation | 9 |
Technology | 14 nm | |
Max. displays | 3 | |
-- | Compute units | 12 |
-- | Shader | 96 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
-- | Max. GPU Memory | 32 GB |
-- | DirectX Version | 12.0 |
Hardware codec supportA photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos. |
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no iGPU | GPU | Intel HD Graphics 510 |
No | Codec h265 / HEVC (8 bit) | Decode / Encode |
No | Codec h265 / HEVC (10 bit) | Decode |
No | Codec h264 | Decode / Encode |
No | Codec VP9 | Decode |
No | Codec VP8 | Decode / Encode |
No | Codec AV1 | No |
No | Codec AVC | Decode / Encode |
No | Codec VC-1 | Decode |
No | Codec JPEG | Decode |
Memory & PCIeUp to 8 GB of memory in a maximum of 1 memory channels is supported by the Intel Atom E3805, while the Intel Pentium 4405U supports a maximum of 32 GB of memory with a maximum memory bandwidth of 34.1 GB/s enabled. |
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Intel Atom E3805 | Characteristic | Intel Pentium 4405U |
DDR3L-1066 | Memory | DDR4-2133 |
8 GB | Max. Memory | 32 GB |
1 (Single Channel) | Memory channels | 2 (Dual Channel) |
8.6 GB/s | Max. Bandwidth | 34.1 GB/s |
Yes | ECC | No |
-- | L2 Cache | -- |
1.00 MB | L3 Cache | 2.00 MB |
2.0 | PCIe version | 2.0 |
4 | PCIe lanes | 10 |
2.0 GB/s | PCIe Bandwidth | 5.0 GB/s |
Thermal ManagementThe Intel Atom E3805 has a TDP of 3 W. The TDP of the Intel Pentium 4405U is 15 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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Intel Atom E3805 | Characteristic | Intel Pentium 4405U |
3 W | TDP (PL1 / PBP) | 15 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
110 °C | Tjunction max. | -- |
Technical detailsThe Intel Atom E3805 has 1.00 MB cache and is manufactured in 22 nm. The cache of Intel Pentium 4405U is at 2.00 MB. The processor is manufactured in 14 nm. |
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Intel Atom E3805 | Characteristic | Intel Pentium 4405U |
22 nm | Technology | 14 nm |
Monolithic | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4.1, SSE4.2 | ISA extensions | SSE4.1, SSE4.2 |
BGA 1170 | Socket | BGA 1356 |
VT-x, VT-x EPT | Virtualization | VT-x, VT-x EPT, VT-d |
Yes | AES-NI | Yes |
Operating systems | Windows 10, Linux | |
Q4/2014 | Release date | Q3/2015 |
31 $ | Release price | -- |
show more data | show more data | |
Intel Atom E3805
2C 2T @ 1.33 GHz |
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Intel Pentium 4405U
2C 4T @ 2.10 GHz |
Intel Atom E3805
2C 2T @ 1.33 GHz |
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Intel Pentium 4405U
2C 4T @ 2.10 GHz |
Intel Atom E3805
2C 2T @ 1.33 GHz |
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Intel Pentium 4405U
2C 4T @ 2.10 GHz |
Intel Atom E3805
2C 2T @ 1.33 GHz |
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Intel Pentium 4405U
2C 4T @ 2.10 GHz |
Intel Atom E3805
2C 2T @ 1.33 GHz |
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Intel Pentium 4405U
2C 4T @ 2.10 GHz |
Intel Atom E3805
@ 0.00 GHz |
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Intel Pentium 4405U
Intel HD Graphics 510 @ 0.95 GHz |
Intel Atom E3805
2C 2T @ 1.33 GHz |
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Intel Pentium 4405U
2C 4T @ 2.10 GHz |
Intel Atom E3805
2C 2T @ 1.33 GHz |
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Intel Pentium 4405U
2C 4T @ 2.10 GHz |
Devices using this processor |
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Intel Atom E3805 | Intel Pentium 4405U |
Unknown | Unknown |