Intel Core i7-7740X vs Intel Core i3-7320

Comparative analysis of Intel Core i7-7740X and Intel Core i3-7320 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.

Intel Core i7-7740X

Intel Core i3-7320

Differences

Reasons to consider the Intel Core i7-7740X

CPU is newer: launch date 4 month(s) later
Processor is unlocked, an unlocked multiplier allows for easier overclocking
2 more cores, run more applications at once: 4 vs 2
4 more threads: 8 vs 4
Around 10% higher clock speed: 4.50 GHz vs 4.1 GHz
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
Around 7% better performance in PassMark - Single thread mark: 2689 vs 2504
Around 98% better performance in PassMark - CPU mark: 9607 vs 4844
Around 28% better performance in Geekbench 4 - Single Core: 1251 vs 978
2.2x better performance in Geekbench 4 - Multi-Core: 4898 vs 2242

Specifications (specs)
Launch date	30 May 2017 vs January 2017
Unlocked	Unlocked vs Locked
Number of cores	4 vs 2
Number of threads	8 vs 4
Maximum frequency	4.50 GHz vs 4.1 GHz
L1 cache	256 KB vs 64 KB (per core)
L2 cache	1 MB vs 256 KB (per core)
L3 cache	8 MB vs 4096 KB (shared)
Benchmarks
PassMark - Single thread mark	2689 vs 2504
PassMark - CPU mark	9607 vs 4844
Geekbench 4 - Single Core	1251 vs 978
Geekbench 4 - Multi-Core	4898 vs 2242

Reasons to consider the Intel Core i3-7320

2.2x lower typical power consumption: 51 Watt vs 112 Watt

Thermal Design Power (TDP)	51 Watt vs 112 Watt

Compare benchmarks

CPU 1: Intel Core i7-7740X
CPU 2: Intel Core i3-7320

PassMark - Single thread mark

CPU 1

CPU 2

2689

2504

PassMark - CPU mark

CPU 1

CPU 2

9607

4844

Geekbench 4 - Single Core

CPU 1

CPU 2

1251

978

Geekbench 4 - Multi-Core

CPU 1

CPU 2

4898

2242

Name	Intel Core i7-7740X	Intel Core i3-7320
PassMark - Single thread mark	2689	2504
PassMark - CPU mark	9607	4844
Geekbench 4 - Single Core	1251	978
Geekbench 4 - Multi-Core	4898	2242
3DMark Fire Strike - Physics Score	0

Compare specifications (specs)

	Intel Core i7-7740X	Intel Core i3-7320
Essentials
Architecture codename	Kaby Lake	Kaby Lake
Launch date	30 May 2017	January 2017
Launch price (MSRP)	$350	$177
Place in performance rating	1445	1430
Price now	$348.99	$224.15
Processor Number	i7-7740X	i3-7320
Series	Intel® Core™ X-series Processors	7th Generation Intel® Core™ i3 Processors
Status	Discontinued	Launched
Value for money (0-100)	10.34	8.60
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	4.30 GHz	4.10 GHz
Bus Speed	8 GT/s DMI3	8 GT/s DMI3
L1 cache	256 KB	64 KB (per core)
L2 cache	1 MB	256 KB (per core)
L3 cache	8 MB	4096 KB (shared)
Manufacturing process technology	14 nm	14 nm
Maximum case temperature (TCase)	72 °C	65 °C
Maximum core temperature	100°C	100°C
Maximum frequency	4.50 GHz	4.1 GHz
Number of cores	4	2
Number of QPI Links	0	0
Number of threads	8	4
Unlocked
Memory
Max memory channels	2	2
Maximum memory size	64 GB	64 GB
Supported memory types	DDR4-2666	DDR4-2133/2400, DDR3L-1333/1600 @ 1.35V
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Sockets supported	FCLGA2066	FCLGA1151
Thermal Design Power (TDP)	112 Watt	51 Watt
Thermal Solution	PCG 2017X	PCG 2015C (65W)
Package Size		37.5mm x 37.5mm
Peripherals
Max number of PCIe lanes	16	16
PCI Express revision	3.0	3.0
PCIe configurations	Up to 1x16, 2x8, 1x8+2x4	Up to 1x16, 2x8, 1x8+2x4
Scalability	1S Only	1S Only
Security & Reliability
Intel® Trusted Execution technology (TXT)
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)
Secure Boot
Advanced Technologies
Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Enhanced Intel SpeedStep® technology
Idle States
Intel® Stable Image Platform Program (SIPP)
Intel® TSX-NI
Thermal Monitoring
Virtualization
AMD Virtualization (AMD-V™)
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)
Graphics
Device ID		0x5912
Graphics base frequency		350 MHz
Graphics max dynamic frequency		1.15 GHz
Graphics max 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® HD 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		4096x2304@24Hz
Graphics API support
DirectX		12
OpenGL		4.5