Intel Core i7-7820X vs Intel Pentium G3450

Comparative analysis of Intel Core i7-7820X and Intel Pentium G3450 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization, Graphics, Graphics interfaces, Graphics image quality, Graphics API support. 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).

Intel Core i7-7820X

Intel Pentium G3450

Differences

Reasons to consider the Intel Core i7-7820X

CPU is newer: launch date 3 year(s) 1 month(s) later
Processor is unlocked, an unlocked multiplier allows for easier overclocking
6 more cores, run more applications at once: 8 vs 2
14 more threads: 16 vs 2
Around 26% higher clock speed: 4.30 GHz vs 3.4 GHz
Around 38% higher maximum core temperature: 99°C vs 72°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 22 nm
4x more L1 cache, more data can be stored in the L1 cache for quick access later
4x more L2 cache, more data can be stored in the L2 cache for quick access later
3.7x more L3 cache, more data can be stored in the L3 cache for quick access later
4x more maximum memory size: 128 GB vs 32 GB
Around 33% better performance in PassMark - Single thread mark: 2523 vs 1897
7.9x better performance in PassMark - CPU mark: 17166 vs 2178
Around 60% better performance in Geekbench 4 - Multi-Core: 8814 vs 5503
Around 30% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 10.666 vs 8.233
Around 2% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 159.198 vs 155.633
2.4x better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 16.376 vs 6.856

Specifications (specs)
Launch date	June 2017 vs May 2014
Unlocked	Unlocked vs Locked
Number of cores	8 vs 2
Number of threads	16 vs 2
Maximum frequency	4.30 GHz vs 3.4 GHz
Maximum core temperature	99°C vs 72°C
Manufacturing process technology	14 nm vs 22 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	11264 KB (shared) vs 3072 KB (shared)
Maximum memory size	128 GB vs 32 GB
Benchmarks
PassMark - Single thread mark	2523 vs 1897
PassMark - CPU mark	17166 vs 2178
Geekbench 4 - Multi-Core	8814 vs 5503
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	10.666 vs 8.233
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	159.198 vs 155.633
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	16.376 vs 6.856

Reasons to consider the Intel Pentium G3450

2.6x lower typical power consumption: 53 Watt vs 140 Watt
2.9x better performance in Geekbench 4 - Single Core: 3341 vs 1138
Around 1% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 6.011 vs 5.968

Specifications (specs)
Thermal Design Power (TDP)	53 Watt vs 140 Watt
Benchmarks
Geekbench 4 - Single Core	3341 vs 1138
CompuBench 1.5 Desktop - Video Composition (Frames/s)	6.011 vs 5.968

Compare benchmarks

CPU 1: Intel Core i7-7820X
CPU 2: Intel Pentium G3450

PassMark - Single thread mark

CPU 1

CPU 2

2523

1897

PassMark - CPU mark

CPU 1

CPU 2

17166

2178

Geekbench 4 - Single Core

CPU 1

CPU 2

1138

3341

Geekbench 4 - Multi-Core

CPU 1

CPU 2

8814

5503

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

CPU 1

CPU 2

10.666

8.233

CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)

CPU 1

CPU 2

159.198

155.633

CompuBench 1.5 Desktop - Video Composition (Frames/s)

CPU 1

CPU 2

5.968

6.011

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

CPU 1

CPU 2

16.376

6.856

Name	Intel Core i7-7820X	Intel Pentium G3450
PassMark - Single thread mark	2523	1897
PassMark - CPU mark	17166	2178
Geekbench 4 - Single Core	1138	3341
Geekbench 4 - Multi-Core	8814	5503
3DMark Fire Strike - Physics Score	5958
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	10.666	8.233
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	159.198	155.633
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.92
CompuBench 1.5 Desktop - Video Composition (Frames/s)	5.968	6.011
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	16.376	6.856

Compare specifications (specs)

	Intel Core i7-7820X	Intel Pentium G3450
Essentials
Architecture codename	Skylake	Haswell
Launch date	June 2017	May 2014
Launch price (MSRP)	$679	$175
Place in performance rating	1376	1377
Price now	$499.99	$99.99
Processor Number	i7-7820X	G3450
Series	Intel® Core™ X-series Processors	Intel® Pentium® Processor G Series
Status	Launched	Discontinued
Value for money (0-100)	10.93	10.91
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	3.60 GHz	3.40 GHz
Bus Speed	8 GT/s DMI3	5 GT/s DMI2
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	256 KB (per core)	256 KB (per core)
L3 cache	11264 KB (shared)	3072 KB (shared)
Manufacturing process technology	14 nm	22 nm
Maximum case temperature (TCase)	72 °C	72 °C
Maximum core temperature	99°C	72°C
Maximum frequency	4.30 GHz	3.4 GHz
Number of cores	8	2
Number of QPI Links	0
Number of threads	16	2
Unlocked
Die size		177 mm
Transistor count		1400 million
Memory
Max memory channels	4	2
Maximum memory size	128 GB	32 GB
Supported memory types	DDR4-2666	DDR3-1333/1600, DDR3L-1333/1600 @ 1.5V
ECC memory support
Maximum memory bandwidth		25.6 GB/s
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Sockets supported	FCLGA2066	FCLGA1150
Thermal Design Power (TDP)	140 Watt	53 Watt
Thermal Solution	PCG 2017X	PCG 2013C
Package Size		37.5mm x 37.5mm
Peripherals
Max number of PCIe lanes	28	16
PCI Express revision	3.0	Up to 3.0
Scalability	1S Only	1S Only
PCIe configurations		Up to 1x16, 2x8, 1x8+2x4
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Intel® Secure Key technology
Advanced Technologies
Enhanced Intel SpeedStep® technology
Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512	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® Turbo Boost technology
Number of AVX-512 FMA Units	2
Idle States
Intel® Stable Image Platform Program (SIPP)
Intel® TSX-NI
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)
Graphics
Graphics base frequency		350 MHz
Graphics max dynamic frequency		1.10 GHz
Graphics max frequency		1.1 GHz
Intel® Clear Video HD technology
Intel® Quick Sync Video
Max video memory		1.7 GB
Processor graphics		Intel HD Graphics
Graphics interfaces
DisplayPort
DVI
eDP
HDMI
Number of displays supported		3
VGA
Wireless Display (WiDi) support
Graphics image quality
Max resolution over DisplayPort		2560x1600@60Hz
Max resolution over eDP		2560x1600@60Hz
Max resolution over HDMI 1.4		1920x1080@60Hz
Max resolution over VGA		1920x1200@60Hz
Graphics API support
DirectX		11.1/12
OpenGL		4.3