Intel Core i5-11600T vs Intel Core i9-7940X

Comparative analysis of Intel Core i5-11600T 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 i5-11600T

Intel Core i9-7940X

Differences

Reasons to consider the Intel Core i5-11600T

CPU is newer: launch date 3 year(s) 6 month(s) later
6x more L1 cache, more data can be stored in the L1 cache for quick access later
3x more L2 cache, more data can be stored in the L2 cache for quick access later
4.7x lower typical power consumption: 35 Watt vs 165 Watt
Around 15% better performance in PassMark - Single thread mark: 2849 vs 2486

Specifications (specs)
Launch date	16 Mar 2021 vs September 2017
L1 cache	384 KB vs 64 KB (per core)
L2 cache	3 MB vs 1024 KB (per core)
Thermal Design Power (TDP)	35 Watt vs 165 Watt
Benchmarks
PassMark - Single thread mark	2849 vs 2486

Reasons to consider the Intel Core i9-7940X

Processor is unlocked, an unlocked multiplier allows for easier overclocking
Around 5% higher clock speed: 4.30 GHz vs 4.10 GHz
Around 2% higher maximum core temperature: 102°C vs 100°C
Around 60% more L3 cache; more data can be stored in the L3 cache for quick access later
Around 80% better performance in PassMark - CPU mark: 25963 vs 14396

Specifications (specs)
Unlocked	Unlocked vs Locked
Maximum frequency	4.30 GHz vs 4.10 GHz
Maximum core temperature	102°C vs 100°C
L3 cache	19712 KB (shared) vs 12 MB
Benchmarks
PassMark - CPU mark	25963 vs 14396

Compare benchmarks

CPU 1: Intel Core i5-11600T
CPU 2: Intel Core i9-7940X

PassMark - Single thread mark

CPU 1

CPU 2

2849

2486

PassMark - CPU mark

CPU 1

CPU 2

14396

25963

Name	Intel Core i5-11600T	Intel Core i9-7940X
PassMark - Single thread mark	2849	2486
PassMark - CPU mark	14396	25963
Geekbench 4 - Single Core		1153
Geekbench 4 - Multi-Core		12928
3DMark Fire Strike - Physics Score		10950

Compare specifications (specs)

	Intel Core i5-11600T	Intel Core i9-7940X
Essentials
Architecture codename	Rocket Lake	Skylake
Launch date	16 Mar 2021	September 2017
Launch price (MSRP)	$213	$1,399
Place in performance rating	709	722
Processor Number	i5-11600T	i9-7940X
Series	11th Generation Intel Core i5 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	1.70 GHz	3.10 GHz
Bus Speed	8 GT/s	8 GT/s DMI3
L1 cache	384 KB	64 KB (per core)
L2 cache	3 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	4.10 GHz	4.30 GHz
Number of cores		14
Number of QPI Links		0
Number of threads		28
Unlocked
Memory
Max memory channels	2	4
Maximum memory bandwidth	50 GB/s
Maximum memory size	128 GB	128 GB
Supported memory types	DDR4-3200	DDR4-2666
Graphics
Device ID	0x4C8A
Execution Units	32
Graphics base frequency	350 MHz
Graphics max dynamic frequency	1.30 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 750
Graphics interfaces
Number of displays supported	3
Graphics image quality
4K resolution support
Max resolution over DisplayPort	5120 x 3200 @60Hz
Max resolution over eDP	5120 x 3200 @60Hz
Graphics API support
DirectX	12.1
OpenGL	4.5
Compatibility
Configurable TDP-down	25 Watt
Max number of CPUs in a configuration	1	1
Package Size	37.5 mm x 37.5 mm
Sockets supported	FCLGA1200	FCLGA2066
Thermal Design Power (TDP)	35 Watt	165 Watt
Thermal Solution	PCG 2019D	PCG 2017X
Low Halogen Options Available
Peripherals
Max number of PCIe lanes	20	44
PCI Express revision	4.0	3.0
PCIe configurations	Up to 1x16+1x4, 2x8+1x4, 1x8+3x4
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 AVX-512	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
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)