Intel Core i5-11400 vs Intel Core i5-9600K

Comparative analysis of Intel Core i5-11400 and Intel Core i5-9600K 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, 3DMark Fire Strike - Physics Score, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Fps).

Intel Core i5-11400

Intel Core i5-9600K

Differences

Reasons to consider the Intel Core i5-11400

CPU is newer: launch date 2 year(s) 5 month(s) later
6 more threads: 12 vs 6
Around 33% more L3 cache; more data can be stored in the L3 cache for quick access later
Around 46% lower typical power consumption: 65 Watt vs 95 Watt
Around 10% better performance in PassMark - Single thread mark: 3012 vs 2731
Around 59% better performance in PassMark - CPU mark: 16912 vs 10643
Around 33% better performance in 3DMark Fire Strike - Physics Score: 5649 vs 4240

Specifications (specs)
Launch date	16 Mar 2021 vs October 2018
Number of threads	12 vs 6
L3 cache	12 MB vs 9 MB (shared)
Thermal Design Power (TDP)	65 Watt vs 95 Watt
Benchmarks
PassMark - Single thread mark	3012 vs 2731
PassMark - CPU mark	16912 vs 10643
3DMark Fire Strike - Physics Score	5649 vs 4240

Reasons to consider the Intel Core i5-9600K

Processor is unlocked, an unlocked multiplier allows for easier overclocking
Around 5% higher clock speed: 4.60 GHz vs 4.40 GHz

Unlocked	Unlocked vs Locked
Maximum frequency	4.60 GHz vs 4.40 GHz

Compare benchmarks

CPU 1: Intel Core i5-11400
CPU 2: Intel Core i5-9600K

PassMark - Single thread mark

CPU 1

CPU 2

3012

2731

PassMark - CPU mark

CPU 1

CPU 2

16912

10643

3DMark Fire Strike - Physics Score

CPU 1

CPU 2

5649

4240

Name	Intel Core i5-11400	Intel Core i5-9600K
PassMark - Single thread mark	3012	2731
PassMark - CPU mark	16912	10643
3DMark Fire Strike - Physics Score	5649	4240
Geekbench 4 - Single Core		1249
Geekbench 4 - Multi-Core		5603
GFXBench 4.0 - Car Chase Offscreen (Frames)		2162
GFXBench 4.0 - Manhattan (Frames)		1574
GFXBench 4.0 - T-Rex (Frames)		2984
GFXBench 4.0 - Car Chase Offscreen (Fps)		2162
GFXBench 4.0 - Manhattan (Fps)		1574
GFXBench 4.0 - T-Rex (Fps)		2984

Compare specifications (specs)

	Intel Core i5-11400	Intel Core i5-9600K
Essentials
Architecture codename	Rocket Lake	Coffee Lake
Launch date	16 Mar 2021	October 2018
Launch price (MSRP)	$182
Place in performance rating	798	1198
Processor Number	i5-11400	i5-9600K
Series	11th Generation Intel Core i5 Processors	9th Generation Intel® Core™ i5 Processors
Vertical segment	Desktop	Desktop
Price now		$279.99
Status		Launched
Value for money (0-100)		14.04
Performance
64 bit support
Base frequency	2.60 GHz	3.70 GHz
Bus Speed	8 GT/s	8 GT/s DMI3
L1 cache	384 KB	64K (per core)
L2 cache	1.5 MB	256K (per core)
L3 cache	12 MB	9 MB (shared)
Manufacturing process technology	14 nm	14 nm
Maximum core temperature	100°C	100°C
Maximum frequency	4.40 GHz	4.60 GHz
Number of cores	6	6
Number of threads	12	6
Maximum case temperature (TCase)		72 °C
Unlocked
Memory
Max memory channels	2	2
Maximum memory bandwidth	50 GB/s	41.6 GB/s
Maximum memory size	128 GB	128 GB
Supported memory types	DDR4-3200	DDR4-2666
Graphics
Device ID	0x4C8B	0x3E98
Execution Units	24
Graphics base frequency	350 MHz	350 MHz
Graphics max dynamic frequency	1.30 GHz	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	64 GB
Processor graphics	Intel UHD Graphics 730	Intel® UHD Graphics 630
Graphics interfaces
Number of displays supported	3	3
Graphics image quality
4K resolution support
Max resolution over DisplayPort	5120 x 3200 @60Hz	4096x2304@60Hz
Max resolution over eDP	5120 x 3200 @60Hz	4096x2304@60Hz
Max resolution over HDMI 1.4		4096x2304@24Hz
Graphics API support
DirectX	12.1	12
OpenGL	4.5	4.5
Compatibility
Max number of CPUs in a configuration	1	1
Package Size	37.5 mm x 37.5 mm	37.5mm x 37.5mm
Sockets supported	FCLGA1200	FCLGA1151
Thermal Design Power (TDP)	65 Watt	95 Watt
Thermal Solution	PCG 2019C	PCG 2015D (130W)
Peripherals
Max number of PCIe lanes	20	16
PCI Express revision	4.0	3.0
PCIe configurations	Up to 1x16+1x4, 2x8+1x4, 1x8+3x4	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
Intel® Memory Protection Extensions (Intel® MPX)
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 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)
Intel® TSX-NI
Intel® vPro™ Platform Eligibility
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)