Intel Core i7-9700T vs Intel Core i9-7940X

Comparative analysis of Intel Core i7-9700T 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 i7-9700T

Intel Core i9-7940X

Differences

Reasons to consider the Intel Core i7-9700T

CPU is newer: launch date 1 year(s) 7 month(s) later
4.7x lower typical power consumption: 35 Watt vs 165 Watt

Launch date	23 April 2019 vs September 2017
Thermal Design Power (TDP)	35 Watt vs 165 Watt

Reasons to consider the Intel Core i9-7940X

Processor is unlocked, an unlocked multiplier allows for easier overclocking
6 more cores, run more applications at once: 14 vs 8
20 more threads: 28 vs 8
Around 2% higher maximum core temperature: 102°C vs 100 °C
Around 75% more L1 cache; more data can be stored in the L1 cache for quick access later
7x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 60% more L3 cache; more data can be stored in the L3 cache for quick access later
Around 3% better performance in PassMark - Single thread mark: 2491 vs 2430
2.4x better performance in PassMark - CPU mark: 25966 vs 10708

Specifications (specs)
Unlocked	Unlocked vs Locked
Number of cores	14 vs 8
Number of threads	28 vs 8
Maximum core temperature	102°C vs 100 °C
L1 cache	64 KB (per core) vs 512 KB
L2 cache	1024 KB (per core) vs 2 MB
L3 cache	19712 KB (shared) vs 12 MB
Benchmarks
PassMark - Single thread mark	2491 vs 2430
PassMark - CPU mark	25966 vs 10708

Compare benchmarks

CPU 1: Intel Core i7-9700T
CPU 2: Intel Core i9-7940X

PassMark - Single thread mark

CPU 1

CPU 2

2430

2491

PassMark - CPU mark

CPU 1

CPU 2

10708

25966

Name	Intel Core i7-9700T	Intel Core i9-7940X
PassMark - Single thread mark	2430	2491
PassMark - CPU mark	10708	25966
Geekbench 4 - Single Core		1153
Geekbench 4 - Multi-Core		12928
3DMark Fire Strike - Physics Score		10950

Compare specifications (specs)

	Intel Core i7-9700T	Intel Core i9-7940X
Essentials
Architecture codename	Coffee Lake	Skylake
Launch date	23 April 2019	September 2017
Launch price (MSRP)	$323	$1,399
Place in performance rating	862	748
Processor Number	i7-9700T	i9-7940X
Vertical segment	Desktop	Desktop
Price now		$1,129.99
Series		Intel® Core™ X-series Processors
Status		Launched
Value for money (0-100)		6.63
Performance
64 bit support
Base frequency	2.00 GHz	3.10 GHz
Bus Speed	8 GT/s DMI3	8 GT/s DMI3
L1 cache	512 KB	64 KB (per core)
L2 cache	2 MB	1024 KB (per core)
L3 cache	12 MB	19712 KB (shared)
Manufacturing process technology	14 nm	14 nm
Maximum core temperature	100 °C	102°C
Maximum frequency	4.30 GHz	4.30 GHz
Number of cores	8	14
Number of threads	8	28
Number of QPI Links		0
Unlocked
Memory
ECC memory support
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	0x3E98
Graphics base frequency	350 MHz
Graphics max dynamic frequency	1.20 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	4096x2304@24Hz
Graphics API support
DirectX	12
OpenGL	4.5
Compatibility
Configurable TDP-down	25 Watt
Configurable TDP-down Frequency	1.50 GHz
Max number of CPUs in a configuration	1	1
Sockets supported	FCLGA1151	FCLGA2066
Thermal Design Power (TDP)	35 Watt	165 Watt
Low Halogen Options Available
Thermal Solution		PCG 2017X
Peripherals
Max number of PCIe lanes	16	44
PCI Express revision	3.0	3.0
PCIe configurations	1x16, 2x8, 1x8+2x4
Scalability	1S Only	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)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Intel 64
Intel® Advanced Vector Extensions 2 (AVX2)
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
Instruction set extensions		Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
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)