Intel Core i5-6400T vs Intel Pentium G3220

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CPU comparison with benchmarks


Intel Core i5-6400T CPU1 vs CPU2 Intel Pentium G3220
Intel Core i5-6400T Intel Pentium G3220

CPU comparison

Intel Core i5-6400T or Intel Pentium G3220 - 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 Core i5-6400T has 4 cores with 4 threads and clocks with a maximum frequency of 2.80 GHz. Up to 64 GB of memory is supported in 2 memory channels. The Intel Core i5-6400T was released in Q3/2015.

The Intel Pentium G3220 has 2 cores with 2 threads and clocks with a maximum frequency of 3.00 GHz. The CPU supports up to 32 GB of memory in 2 memory channels. The Intel Pentium G3220 was released in Q3/2013.
Intel Core i5 (328) Family Intel Pentium (150)
Intel Core i 6000 (24) CPU group Intel Pentium G3000 (14)
6 Generation 5
Skylake S Architecture Haswell S
Desktop / Server Segment Desktop / Server
-- Predecessor --
Intel Core i5-7400T Successor --

CPU Cores and Base Frequency

The Intel Core i5-6400T has 4 CPU cores and can calculate 4 threads in parallel. The clock frequency of the Intel Core i5-6400T is 2.20 GHz (2.80 GHz) while the Intel Pentium G3220 has 2 CPU cores and 2 threads can calculate simultaneously. The clock frequency of the Intel Pentium G3220 is at 3.00 GHz.

Intel Core i5-6400T Characteristic Intel Pentium G3220
4 Cores 2
4 Threads 2
normal Core architecture normal
No Hyperthreading No
No Overclocking ? No
2.20 GHz Frequency 3.00 GHz
2.80 GHz Turbo Frequency (1 Core) --
2.50 GHz 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 Core i5-6400T Characteristic Intel Pentium G3220
-- AI hardware --
-- AI specifications --

Internal Graphics

The Intel Core i5-6400T or Intel Pentium G3220 has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.

Intel HD Graphics 530 GPU Intel HD Graphics (Haswell GT1)
0.35 GHz GPU frequency 0.35 GHz
1.15 GHz GPU (Turbo) 1.10 GHz
9 GPU Generation 7.5
14 nm Technology 22 nm
3 Max. displays 3
24 Compute units 10
192 Shader 80
No Hardware Raytracing No
No Frame Generation No
32 GB Max. GPU Memory 2 GB
12 DirectX Version 11.1

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 530 GPU Intel HD Graphics (Haswell GT1)
Decode / Encode Codec h265 / HEVC (8 bit) No
Decode Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 Decode / Encode
Decode Codec VP9 No
Decode / Encode Codec VP8 No
No Codec AV1 No
Decode / Encode Codec AVC Decode / Encode
Decode Codec VC-1 Decode
Decode / Encode Codec JPEG Decode

Memory & PCIe

The Intel Core i5-6400T can use up to 64 GB of memory in 2 memory channels. The maximum memory bandwidth is 34.1 GB/s. The Intel Pentium G3220 supports up to 32 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 21.3 GB/s.

Intel Core i5-6400T Characteristic Intel Pentium G3220
DDR4-2133, DDR3-1600 Memory DDR3-1333
64 GB Max. Memory 32 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
34.1 GB/s Max. Bandwidth 21.3 GB/s
No ECC Yes
-- L2 Cache --
6.00 MB L3 Cache 3.00 MB
3.0 PCIe version 3.0
16 PCIe lanes 16
15.8 GB/s PCIe Bandwidth 15.8 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Core i5-6400T is 35 W, while the Intel Pentium G3220 has a TDP of 54 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Core i5-6400T Characteristic Intel Pentium G3220
35 W TDP (PL1 / PBP) 54 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Intel Core i5-6400T is manufactured in 14 nm and has 6.00 MB cache. The Intel Pentium G3220 is manufactured in 14 nm and has a 3.00 MB cache.

Intel Core i5-6400T Characteristic Intel Pentium G3220
14 nm Technology 14 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2 ISA extensions SSE4.1, SSE4.2
LGA 1151 Socket LGA 1150
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Linux
Q3/2015 Release date Q3/2013
-- Release price 54 $
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 3 CPU benchmarks
⌀ Multi core performance in 4 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 Core i5-6400T Intel Core i5-6400T
4C 4T @ 2.80 GHz
711 (100%)
Intel Pentium G3220 Intel Pentium G3220
2C 2T @ 3.00 GHz
682 (96%)

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 Core i5-6400T Intel Core i5-6400T
4C 4T @ 2.50 GHz
2257 (100%)
Intel Pentium G3220 Intel Pentium G3220
2C 2T @ 3.00 GHz
1261 (56%)

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 Core i5-6400T Intel Core i5-6400T
4C 4T @ 2.80 GHz
967 (100%)
Intel Pentium G3220 Intel Pentium G3220
2C 2T @ 3.00 GHz
561 (58%)

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 Core i5-6400T Intel Core i5-6400T
4C 4T @ 2.50 GHz
2732 (100%)
Intel Pentium G3220 Intel Pentium G3220
2C 2T @ 3.00 GHz
957 (35%)

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 Core i5-6400T Intel Core i5-6400T
Intel HD Graphics 530 @ 1.15 GHz
442 (100%)
Intel Pentium G3220 Intel Pentium G3220
Intel HD Graphics (Haswell GT1) @ 1.10 GHz
176 (40%)

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 Core i5-6400T Intel Core i5-6400T
4C 4T @ 2.50 GHz
4312 (100%)
Intel Pentium G3220 Intel Pentium G3220
2C 2T @ 3.00 GHz
1888 (44%)

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 Core i5-6400T Intel Core i5-6400T
4C 4T @ 2.80 GHz
119 (100%)
Intel Pentium G3220 Intel Pentium G3220
2C 2T @ 3.00 GHz
117 (98%)

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 Core i5-6400T Intel Core i5-6400T
4C 4T @ 2.50 GHz
414 (66%)
Intel Pentium G3220 Intel Pentium G3220
2C 2T @ 3.00 GHz
625 (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.
Intel Core i5-6400T Intel Core i5-6400T
4C 4T @ 2.80 GHz
0 (0%)
Intel Pentium G3220 Intel Pentium G3220
2C 2T @ 3.00 GHz
634 (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.
Intel Core i5-6400T Intel Core i5-6400T
4C 4T @ 2.50 GHz
0 (0%)
Intel Pentium G3220 Intel Pentium G3220
2C 2T @ 3.00 GHz
1094 (100%)

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
Intel Core i5-6400T Intel Core i5-6400T
4C 4T @ 2.20 GHz
0 (0%)
Intel Pentium G3220 Intel Pentium G3220
2C 2T @ 3.00 GHz
630 (100%)

Devices using this processor

Intel Core i5-6400T Intel Pentium G3220
Unknown Unknown

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