Intel Pentium Gold G6400T vs Intel Core i5-655K

Comparative analysis of Intel Pentium Gold G6400T and Intel Core i5-655K 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.

Intel Pentium Gold G6400T

Intel Core i5-655K

Differences

Reasons to consider the Intel Pentium Gold G6400T

Around 38% higher maximum core temperature: 100°C vs 72.6°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 32 nm
7.8x more maximum memory size: 128 GB vs 16.38 GB
2.1x lower typical power consumption: 35 Watt vs 73 Watt
Around 45% better performance in PassMark - Single thread mark: 2092 vs 1446
Around 76% better performance in PassMark - CPU mark: 3545 vs 2017

Specifications (specs)
Maximum core temperature	100°C vs 72.6°C
Manufacturing process technology	14 nm vs 32 nm
Maximum memory size	128 GB vs 16.38 GB
Thermal Design Power (TDP)	35 Watt vs 73 Watt
Benchmarks
PassMark - Single thread mark	2092 vs 1446
PassMark - CPU mark	3545 vs 2017

Reasons to consider the Intel Core i5-655K

Processor is unlocked, an unlocked multiplier allows for easier overclocking

Unlocked	Unlocked vs Locked

Compare benchmarks

CPU 1: Intel Pentium Gold G6400T
CPU 2: Intel Core i5-655K

PassMark - Single thread mark

CPU 1

CPU 2

2092

1446

PassMark - CPU mark

CPU 1

CPU 2

3545

2017

Name	Intel Pentium Gold G6400T	Intel Core i5-655K
PassMark - Single thread mark	2092	1446
PassMark - CPU mark	3545	2017
Geekbench 4 - Single Core		2510
Geekbench 4 - Multi-Core		4869

Compare specifications (specs)

	Intel Pentium Gold G6400T	Intel Core i5-655K
Essentials
Architecture codename	Comet Lake	Clarkdale
Launch date	Q2'20	May 2010
Launch price (MSRP)	$64
Place in performance rating	1231	1220
Processor Number	G6400T	i5-655K
Series	Intel Pentium Gold Processor Series	Legacy Intel® Core™ Processors
Status	Launched	Discontinued
Vertical segment	Desktop	Desktop
Price now		$59.99
Value for money (0-100)		16.69
Performance
64 bit support
Base frequency	3.40 GHz	3.20 GHz
Bus Speed	8 GT/s	2.5 GT/s DMI
L3 cache	4 MB	4096 KB (shared)
Manufacturing process technology	14 nm	32 nm
Maximum core temperature	100°C	72.6°C
Number of cores	2	2
Number of threads	4	4
Die size		81 mm2
L1 cache		64 KB (per core)
L2 cache		256 KB (per core)
Maximum frequency		3.46 GHz
Transistor count		382 million
Unlocked
VID voltage range		0.6500V-1.4000V
Memory
Max memory channels	2	2
Maximum memory bandwidth	41.6 GB/s	21 GB/s
Maximum memory size	128 GB	16.38 GB
Supported memory types	DDR4-2666	DDR3 1066/1333
Graphics
Device ID	0x9BA8
Graphics base frequency	350 MHz	733 MHz
Graphics max dynamic frequency	1.05 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 UHD Graphics 610	Intel HD Graphics
Intel® Flexible Display Interface (Intel® FDI)
Graphics interfaces
Number of displays supported	3	2
Graphics image quality
4K resolution support
Max resolution over DisplayPort	4096x2304@60Hz
Max resolution over eDP	4096x2304@60Hz
Graphics API support
DirectX	12
OpenGL	4.5
Compatibility
Configurable TDP-down	25 Watt
Configurable TDP-down Frequency	2.30 GHz
Max number of CPUs in a configuration	1	1
Package Size	37.5mm x 37.5mm	37.5mm x 37.5mm
Sockets supported	FCLGA1200	FCLGA1156
Thermal Design Power (TDP)	35 Watt	73 Watt
Thermal Solution	PCG 2015B
Low Halogen Options Available
Peripherals
Max number of PCIe lanes	16	16
PCI Express revision	3.0	2.0
PCIe configurations	Up to 1x16, 2x8, 1x8+2x4	1x16, 2x8
Scalability	1S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
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® SSE4.2
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® Stable Image Platform Program (SIPP)
Intel® Thermal Velocity Boost
Intel® Turbo Boost technology
Thermal Monitoring
Flexible Display interface (FDI)
Intel® Demand Based Switching
Intel® vPro™ Platform Eligibility
Physical Address Extensions (PAE)		36-bit
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)