Intel Core i5-6400 vs Intel Pentium G620T

Comparative analysis of Intel Core i5-6400 and Intel Pentium G620T processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Graphics image quality, Graphics API support, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, 3DMark Fire Strike - Physics Score, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Fps).

Intel Core i5-6400

Intel Pentium G620T

Differences

Reasons to consider the Intel Core i5-6400

CPU is newer: launch date 4 year(s) 2 month(s) later
2 more cores, run more applications at once: 4 vs 2
2 more threads: 4 vs 2
Around 50% higher clock speed: 3.30 GHz vs 2.2 GHz
Around 9% higher maximum core temperature: 71°C vs 65.0°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 32 nm
2x more L1 cache, more data can be stored in the L1 cache for quick access later
2x more L2 cache, more data can be stored in the L2 cache for quick access later
2x more L3 cache, more data can be stored in the L3 cache for quick access later
2x more maximum memory size: 64 GB vs 32 GB
2x better performance in PassMark - Single thread mark: 1955 vs 961
5.8x better performance in PassMark - CPU mark: 5164 vs 896

Specifications (specs)
Launch date	July 2015 vs May 2011
Number of cores	4 vs 2
Number of threads	4 vs 2
Maximum frequency	3.30 GHz vs 2.2 GHz
Maximum core temperature	71°C vs 65.0°C
Manufacturing process technology	14 nm vs 32 nm
L1 cache	64 KB (per core) vs 64 KB (per core)
L2 cache	256 KB (per core) vs 256 KB (per core)
L3 cache	6144 KB (shared) vs 3072 KB (shared)
Maximum memory size	64 GB vs 32 GB
Benchmarks
PassMark - Single thread mark	1955 vs 961
PassMark - CPU mark	5164 vs 896

Reasons to consider the Intel Pentium G620T

Around 86% lower typical power consumption: 35 Watt vs 65 Watt
2.3x better performance in Geekbench 4 - Single Core: 1935 vs 831
Around 19% better performance in Geekbench 4 - Multi-Core: 3197 vs 2685

Specifications (specs)
Thermal Design Power (TDP)	35 Watt vs 65 Watt
Benchmarks
Geekbench 4 - Single Core	1935 vs 831
Geekbench 4 - Multi-Core	3197 vs 2685

Compare benchmarks

CPU 1: Intel Core i5-6400
CPU 2: Intel Pentium G620T

PassMark - Single thread mark

CPU 1

CPU 2

1955

961

PassMark - CPU mark

CPU 1

CPU 2

5164

896

Geekbench 4 - Single Core

CPU 1

CPU 2

831

1935

Geekbench 4 - Multi-Core

CPU 1

CPU 2

2685

3197

Name	Intel Core i5-6400	Intel Pentium G620T
PassMark - Single thread mark	1955	961
PassMark - CPU mark	5164	896
Geekbench 4 - Single Core	831	1935
Geekbench 4 - Multi-Core	2685	3197
3DMark Fire Strike - Physics Score	2922
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	3.265
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	69.471
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.41
CompuBench 1.5 Desktop - Video Composition (Frames/s)	2.013
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	5.356
GFXBench 4.0 - Car Chase Offscreen (Frames)	1336
GFXBench 4.0 - Manhattan (Frames)	2278
GFXBench 4.0 - T-Rex (Frames)	4275
GFXBench 4.0 - Car Chase Offscreen (Fps)	1336
GFXBench 4.0 - Manhattan (Fps)	2278
GFXBench 4.0 - T-Rex (Fps)	4275

Compare specifications (specs)

	Intel Core i5-6400	Intel Pentium G620T
Essentials
Architecture codename	Skylake	Sandy Bridge
Launch date	July 2015	May 2011
Launch price (MSRP)	$185	$80
Place in performance rating	1688	1692
Price now	$199	$79.99
Processor Number	i5-6400	G620T
Series	6th Generation Intel® Core™ i5 Processors	Legacy Intel® Pentium® Processor
Status	Launched	Discontinued
Value for money (0-100)	10.01	7.47
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	2.70 GHz	2.20 GHz
Bus Speed	8 GT/s DMI3	5 GT/s DMI
Die size	177 mm	131 mm
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	256 KB (per core)	256 KB (per core)
L3 cache	6144 KB (shared)	3072 KB (shared)
Manufacturing process technology	14 nm	32 nm
Maximum case temperature (TCase)	72 °C
Maximum core temperature	71°C	65.0°C
Maximum frequency	3.30 GHz	2.2 GHz
Number of cores	4	2
Number of threads	4	2
Transistor count		504 million
Memory
Max memory channels	2	2
Maximum memory bandwidth	34.1 GB/s	17 GB/s
Maximum memory size	64 GB	32 GB
Supported memory types	DDR4-1866/2133, DDR3L-1333/1600 @ 1.35V	DDR3 1066
Graphics
Device ID	0x1912
Graphics base frequency	350 MHz	650 MHz
Graphics max dynamic frequency	950 MHz	1.10 GHz
Graphics max frequency	950 MHz	1.1 GHz
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Max video memory	64 GB
Processor graphics	Intel® HD Graphics 530	Intel HD Graphics
Intel® Flexible Display Interface (Intel® FDI)
Graphics interfaces
DisplayPort
DVI
eDP
HDMI
Number of displays supported	3	2
Wireless Display (WiDi) support
Graphics image quality
4K resolution support
Max resolution over DisplayPort	4096x2304@60Hz
Max resolution over eDP	4096x2304@60Hz
Max resolution over HDMI 1.4	4096x2304@24Hz
Max resolution over VGA	N / A
Max resolution over WiDi	1080p
Graphics API support
DirectX	12
OpenGL	4.5
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	37.5mm x 37.5mm	37.5mm x 37.5mm
Sockets supported	FCLGA1151	FCLGA1155
Thermal Design Power (TDP)	65 Watt	35 Watt
Thermal Solution	PCG 2015C (65W)
Peripherals
Max number of PCIe lanes	16
PCI Express revision	3.0	2.0
PCIe configurations	Up to 1x16, 2x8, 1x8+2x4
Scalability	1S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® Memory Protection Extensions (Intel® MPX)
Intel® OS Guard
Intel® Secure Key technology
Intel® Software Guard Extensions (Intel® SGX)
Intel® Trusted Execution technology (TXT)
Secure Boot
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	Intel® SSE4.1, Intel® SSE4.2
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® Stable Image Platform Program (SIPP)
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Flexible Display interface (FDI)
Intel® Fast Memory Access
Intel® Flex Memory Access
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)