AMD Phenom II X4 820 vs Intel Celeron N5105

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CPU comparison with benchmarks


AMD Phenom II X4 820 CPU1 vs CPU2 Intel Celeron N5105
AMD Phenom II X4 820 Intel Celeron N5105

CPU comparison

AMD Phenom II X4 820 or Intel Celeron N5105 - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The AMD Phenom II X4 820 has 4 cores with 4 threads and clocks with a maximum frequency of 2.80 GHz. Up to GB of memory is supported in 2 memory channels. The AMD Phenom II X4 820 was released in Q3/2009.

The Intel Celeron N5105 has 4 cores with 4 threads and clocks with a maximum frequency of 2.90 GHz. The CPU supports up to 16 GB of memory in 2 memory channels. The Intel Celeron N5105 was released in Q1/2021.
AMD Phenom II (52) Family Intel Celeron (165)
AMD Phenom II - 800/900 (23) CPU group Intel Celeron N4000/N5000 (6)
4 Generation 10
Deneb (K10) Architecture Jasper Lake
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The AMD Phenom II X4 820 is a 4 core processor with a clock frequency of 2.80 GHz. The Intel Celeron N5105 has 4 CPU cores with a clock frequency of 2.00 GHz (2.90 GHz).

AMD Phenom II X4 820 Characteristic Intel Celeron N5105
4 Cores 4
4 Threads 4
normal Core architecture normal
No Hyperthreading No
Yes Overclocking ? No
2.80 GHz Frequency 2.00 GHz
-- Turbo Frequency (1 Core) 2.90 GHz
-- Turbo Frequency (All Cores) 2.60 GHz

Artificial Intelligence and Machine Learning

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.

AMD Phenom II X4 820 Characteristic Intel Celeron N5105
-- AI hardware --
-- AI specifications --

Internal Graphics

The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs.

no iGPU GPU Intel UHD Graphics 24 EUs (Jasper Lake)
GPU frequency 0.45 GHz
-- GPU (Turbo) 0.90 GHz
-- GPU Generation 11
Technology 10 nm
Max. displays 3
-- Compute units 24
-- Shader 192
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 8 GB
-- DirectX Version 12

Hardware codec support

A 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.

no iGPU GPU Intel UHD Graphics 24 EUs (Jasper Lake)
No Codec h265 / HEVC (8 bit) Decode / Encode
No Codec h265 / HEVC (10 bit) Decode / Encode
No Codec h264 Decode / Encode
No Codec VP9 Decode / Encode
No Codec VP8 Decode / Encode
No Codec AV1 No
No Codec AVC Decode / Encode
No Codec VC-1 Decode
No Codec JPEG Decode / Encode

Memory & PCIe

The AMD Phenom II X4 820 supports a maximum of GB of memory in 2 memory channels. The Intel Celeron N5105 can connect up to 16 GB of memory in 2 memory channels.

AMD Phenom II X4 820 Characteristic Intel Celeron N5105
DDR3-1333, DDR2-1066 Memory DDR4-2933
Max. Memory 16 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
21.3 GB/s Max. Bandwidth 46.9 GB/s
No ECC No
-- L2 Cache 1.50 MB
4.00 MB L3 Cache 4.00 MB
-- PCIe version 3.0
-- PCIe lanes 8
-- PCIe Bandwidth 7.9 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD Phenom II X4 820 has a TDP of 95 W, that of the Intel Celeron N5105 is 10 W.

AMD Phenom II X4 820 Characteristic Intel Celeron N5105
95 W TDP (PL1 / PBP) 10 W
-- TDP (PL2) 20 W
-- TDP up --
-- TDP down --
-- Tjunction max. 105 °C

Technical details

The AMD Phenom II X4 820 has a 4.00 MB cache, while the Intel Celeron N5105 cache has a total of 5.50 MB.

AMD Phenom II X4 820 Characteristic Intel Celeron N5105
45 nm Technology 10 nm
Unknown Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE3, SSE4a ISA extensions SSE4.1, SSE4.2
AM3 Socket BGA 1338
AMD-V Virtualization VT-x, VT-x EPT, VT-d
No AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Windows 11, Linux
Q3/2009 Release date Q1/2021
-- Release price --
show more data show more data


Rate these processors

Here you can rate the AMD Phenom II X4 820 to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:
Here you can rate the Intel Celeron N5105 to help other visitors make their purchasing decisions. The average rating is 4.6 stars (5 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
⌀ Multi core performance in 2 CPU benchmarks

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD Phenom II X4 820 AMD Phenom II X4 820
4C 4T @ 2.80 GHz
361 (54%)
Intel Celeron N5105 Intel Celeron N5105
4C 4T @ 2.90 GHz
667 (100%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD Phenom II X4 820 AMD Phenom II X4 820
4C 4T @ 2.80 GHz
1177 (57%)
Intel Celeron N5105 Intel Celeron N5105
4C 4T @ 2.60 GHz
2074 (100%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
AMD Phenom II X4 820 AMD Phenom II X4 820
4C 4T @ 2.80 GHz
2106 (52%)
Intel Celeron N5105 Intel Celeron N5105
4C 4T @ 2.60 GHz
4077 (100%)

Cinebench R23 (Single-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD Phenom II X4 820 AMD Phenom II X4 820
4C 4T @ 2.80 GHz
0 (0%)
Intel Celeron N5105 Intel Celeron N5105
4C 4T @ 2.90 GHz
619 (100%)

Cinebench R23 (Multi-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD Phenom II X4 820 AMD Phenom II X4 820
4C 4T @ 2.80 GHz
0 (0%)
Intel Celeron N5105 Intel Celeron N5105
4C 4T @ 2.60 GHz
2097 (100%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
AMD Phenom II X4 820 AMD Phenom II X4 820
4C 4T @ 2.80 GHz
0 (0%)
Intel Celeron N5105 Intel Celeron N5105
4C 4T @ 2.90 GHz
492 (100%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
AMD Phenom II X4 820 AMD Phenom II X4 820
4C 4T @ 2.80 GHz
0 (0%)
Intel Celeron N5105 Intel Celeron N5105
4C 4T @ 2.60 GHz
1489 (100%)

Cinebench R20 (Single-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD Phenom II X4 820 AMD Phenom II X4 820
4C 4T @ 2.80 GHz
0 (0%)
Intel Celeron N5105 Intel Celeron N5105
4C 4T @ 2.90 GHz
254 (100%)

Cinebench R20 (Multi-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD Phenom II X4 820 AMD Phenom II X4 820
4C 4T @ 2.80 GHz
0 (0%)
Intel Celeron N5105 Intel Celeron N5105
4C 4T @ 2.60 GHz
820 (100%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
AMD Phenom II X4 820 AMD Phenom II X4 820
@ 0.00 GHz
0 (0%)
Intel Celeron N5105 Intel Celeron N5105
Intel UHD Graphics 24 EUs (Jasper Lake) @ 0.90 GHz
360 (100%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD Phenom II X4 820 AMD Phenom II X4 820
4C 4T @ 2.80 GHz
74 (100%)
Intel Celeron N5105 Intel Celeron N5105
4C 4T @ 2.90 GHz
0 (0%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD Phenom II X4 820 AMD Phenom II X4 820
4C 4T @ 2.80 GHz
284 (100%)
Intel Celeron N5105 Intel Celeron N5105
4C 4T @ 2.60 GHz
0 (0%)

Devices using this processor

AMD Phenom II X4 820 Intel Celeron N5105
Unknown Unknown

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