Intel Core i3-10300 vs Intel Core i9-7940X

Comparative analysis of Intel Core i3-10300 and Intel Core i9-7940X 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.

Intel Core i3-10300

Intel Core i9-7940X

Differences

Reasons to consider the Intel Core i3-10300

CPU is newer: launch date 2 year(s) 7 month(s) later
Around 2% higher clock speed: 4.40 GHz vs 4.30 GHz
2.5x lower typical power consumption: 65 Watt vs 165 Watt
Around 8% better performance in PassMark - Single thread mark: 2695 vs 2491

Specifications (specs)
Launch date	30 Apr 2020 vs September 2017
Maximum frequency	4.40 GHz vs 4.30 GHz
Thermal Design Power (TDP)	65 Watt vs 165 Watt
Benchmarks
PassMark - Single thread mark	2695 vs 2491

Reasons to consider the Intel Core i9-7940X

Processor is unlocked, an unlocked multiplier allows for easier overclocking
10 more cores, run more applications at once: 14 vs 4
20 more threads: 28 vs 8
Around 2% higher maximum core temperature: 102°C vs 100°C
3.5x more L1 cache, more data can be stored in the L1 cache for quick access later
14x more L2 cache, more data can be stored in the L2 cache for quick access later
2.4x more L3 cache, more data can be stored in the L3 cache for quick access later
2.8x better performance in PassMark - CPU mark: 25987 vs 9304

Specifications (specs)
Unlocked	Unlocked vs Locked
Number of cores	14 vs 4
Number of threads	28 vs 8
Maximum core temperature	102°C vs 100°C
L1 cache	64 KB (per core) vs 256 KB
L2 cache	1024 KB (per core) vs 1 MB
L3 cache	19712 KB (shared) vs 8 MB
Benchmarks
PassMark - CPU mark	25987 vs 9304

Compare benchmarks

CPU 1: Intel Core i3-10300
CPU 2: Intel Core i9-7940X

PassMark - Single thread mark

CPU 1

CPU 2

2695

2491

PassMark - CPU mark

CPU 1

CPU 2

9304

25987

Name	Intel Core i3-10300	Intel Core i9-7940X
PassMark - Single thread mark	2695	2491
PassMark - CPU mark	9304	25987
Geekbench 4 - Single Core		1153
Geekbench 4 - Multi-Core		12928
3DMark Fire Strike - Physics Score		10950

Compare specifications (specs)

	Intel Core i3-10300	Intel Core i9-7940X
Essentials
Architecture codename	Comet Lake	Skylake
Launch date	30 Apr 2020	September 2017
Launch price (MSRP)	$143 - $152	$1,399
Place in performance rating	739	746
Processor Number	i3-10300	i9-7940X
Series	10th Generation Intel Core i3 Processors	Intel® Core™ X-series Processors
Status	Launched	Launched
Vertical segment	Desktop	Desktop
Price now		$1,129.99
Value for money (0-100)		6.63
Performance
64 bit support
Base frequency	3.70 GHz	3.10 GHz
Bus Speed	8 GT/s	8 GT/s DMI3
L1 cache	256 KB	64 KB (per core)
L2 cache	1 MB	1024 KB (per core)
L3 cache	8 MB	19712 KB (shared)
Manufacturing process technology	14 nm	14 nm
Maximum core temperature	100°C	102°C
Maximum frequency	4.40 GHz	4.30 GHz
Number of cores	4	14
Number of threads	8	28
Number of QPI Links		0
Unlocked
Memory
Max memory channels	2	4
Maximum memory bandwidth	41.6 GB/s
Maximum memory size	128 GB	128 GB
Supported memory types	DDR4-2666	DDR4-2666
Graphics
Device ID	0x9BC8
Graphics base frequency	350 MHz
Graphics max dynamic frequency	1.15 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 630
Graphics interfaces
Number of displays supported	3
Graphics image quality
4K resolution support
Max resolution over DisplayPort	4096x2304@60Hz
Max resolution over eDP	4096x2304@60Hz
Max resolution over HDMI 1.4	4096x2160@30Hz
Graphics API support
DirectX	12
OpenGL	4.5
Compatibility
Max number of CPUs in a configuration	1	1
Package Size	37.5mm x 37.5mm
Sockets supported	FCLGA1200	FCLGA2066
Thermal Design Power (TDP)	65 Watt	165 Watt
Thermal Solution	PCG 2015C	PCG 2017X
Low Halogen Options Available
Peripherals
Max number of PCIe lanes	16	44
PCI Express revision	3.0	3.0
PCIe configurations	Up to 1x16, 2x8, 1x8+2x4
Scalability	1S Only	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 AVX2	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
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
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Intel® Advanced Vector Extensions (AVX)
Number of AVX-512 FMA Units		2
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)