Intel Celeron G5905T vs Intel Pentium Gold G6405T

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CPU comparison with benchmarks


Intel Celeron G5905T CPU1 vs CPU2 Intel Pentium Gold G6405T
Intel Celeron G5905T Intel Pentium Gold G6405T

CPU comparison

Intel Celeron G5905T or Intel Pentium Gold G6405T - 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 Intel Celeron G5905T has 2 cores with 2 threads and clocks with a maximum frequency of 3.30 GHz. Up to 128 GB of memory is supported in 2 memory channels. The Intel Celeron G5905T was released in Q3/2020.

The Intel Pentium Gold G6405T has 2 cores with 4 threads and clocks with a maximum frequency of 3.50 GHz. The CPU supports up to 128 GB of memory in 2 memory channels. The Intel Pentium Gold G6405T was released in Q1/2021.
Intel Celeron (165) Family Intel Pentium (150)
Intel Celeron G5000 (8) CPU group Intel Pentium G6000 (12)
9 Generation 10
Comet Lake S Architecture Comet Lake S
Desktop / Server Segment Desktop / Server
Intel Celeron G5900T Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Celeron G5905T is a 2 core processor with a clock frequency of 3.30 GHz. The Intel Pentium Gold G6405T has 2 CPU cores with a clock frequency of 3.50 GHz.

Intel Celeron G5905T Characteristic Intel Pentium Gold G6405T
2 Cores 2
2 Threads 4
normal Core architecture normal
No Hyperthreading Yes
No Overclocking ? No
3.30 GHz Frequency 3.50 GHz
-- Turbo Frequency (1 Core) --
-- Turbo Frequency (All Cores) --

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.

Intel Celeron G5905T Characteristic Intel Pentium Gold G6405T
-- 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.

Intel HD Graphics 610 GPU Intel HD Graphics 610
0.35 GHz GPU frequency 0.35 GHz
1.00 GHz GPU (Turbo) 1.05 GHz
9.5 GPU Generation 9.5
14 nm Technology 14 nm
3 Max. displays 3
12 Compute units 12
96 Shader 96
No Hardware Raytracing No
No Frame Generation No
32 GB Max. GPU Memory 32 GB
12 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.

Intel HD Graphics 610 GPU Intel HD Graphics 610
Decode / Encode Codec h265 / HEVC (8 bit) Decode / Encode
Decode / Encode Codec h265 / HEVC (10 bit) Decode / Encode
Decode / Encode Codec h264 Decode / Encode
Decode / Encode Codec VP9 Decode / Encode
Decode / Encode Codec VP8 Decode / Encode
No Codec AV1 No
Decode / Encode Codec AVC Decode / Encode
Decode Codec VC-1 Decode
Decode / Encode Codec JPEG Decode / Encode

Memory & PCIe

The Intel Celeron G5905T supports a maximum of 128 GB of memory in 2 memory channels. The Intel Pentium Gold G6405T can connect up to 128 GB of memory in 2 memory channels.

Intel Celeron G5905T Characteristic Intel Pentium Gold G6405T
DDR4-2666 Memory DDR4-2666
128 GB Max. Memory 128 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
42.7 GB/s Max. Bandwidth 42.7 GB/s
Yes ECC Yes
-- L2 Cache --
4.00 MB L3 Cache 4.00 MB
3.0 PCIe version 3.0
16 PCIe lanes 16
15.8 GB/s PCIe Bandwidth 15.8 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Celeron G5905T has a TDP of 35 W, that of the Intel Pentium Gold G6405T is 35 W.

Intel Celeron G5905T Characteristic Intel Pentium Gold G6405T
35 W TDP (PL1 / PBP) 35 W
-- TDP (PL2) --
-- TDP up --
25 W TDP down 25 W
100 °C Tjunction max. 100 °C

Technical details

The Intel Celeron G5905T has a 4.00 MB cache, while the Intel Pentium Gold G6405T cache has a total of 4.00 MB.

Intel Celeron G5905T Characteristic Intel Pentium Gold G6405T
14 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
LGA 1200 Socket LGA 1200
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems Windows 10, Windows 11, Linux
Q3/2020 Release date Q1/2021
50 $ Release price 77 $
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
⌀ Multi core performance in 3 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.
Intel Celeron G5905T Intel Celeron G5905T
2C 2T @ 3.30 GHz
845 (95%)
Intel Pentium Gold G6405T Intel Pentium Gold G6405T
2C 4T @ 3.50 GHz
889 (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.
Intel Celeron G5905T Intel Celeron G5905T
2C 2T @ 3.30 GHz
1485 (77%)
Intel Pentium Gold G6405T Intel Pentium Gold G6405T
2C 4T @ 3.50 GHz
1935 (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.
Intel Celeron G5905T Intel Celeron G5905T
2C 2T @ 3.30 GHz
721 (95%)
Intel Pentium Gold G6405T Intel Pentium Gold G6405T
2C 4T @ 3.50 GHz
762 (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.
Intel Celeron G5905T Intel Celeron G5905T
2C 2T @ 3.30 GHz
1279 (76%)
Intel Pentium Gold G6405T Intel Pentium Gold G6405T
2C 4T @ 3.50 GHz
1680 (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.
Intel Celeron G5905T Intel Celeron G5905T
Intel HD Graphics 610 @ 1.00 GHz
192 (95%)
Intel Pentium Gold G6405T Intel Pentium Gold G6405T
Intel HD Graphics 610 @ 1.05 GHz
202 (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.
Intel Celeron G5905T Intel Celeron G5905T
2C 2T @ 3.30 GHz
2493 (66%)
Intel Pentium Gold G6405T Intel Pentium Gold G6405T
2C 4T @ 3.50 GHz
3755 (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.
Intel Celeron G5905T Intel Celeron G5905T
2C 2T @ 3.30 GHz
137 (100%)
Intel Pentium Gold G6405T Intel Pentium Gold G6405T
2C 4T @ 3.50 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.
Intel Celeron G5905T Intel Celeron G5905T
2C 2T @ 3.30 GHz
242 (100%)
Intel Pentium Gold G6405T Intel Pentium Gold G6405T
2C 4T @ 3.50 GHz
0 (0%)

Devices using this processor

Intel Celeron G5905T Intel Pentium Gold G6405T
Unknown Unknown

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