Intel Core i9-9940X vs Intel Core i9-9960X

Comparative analysis of Intel Core i9-9940X and Intel Core i9-9960X processors for all known characteristics in the following categories: Essentials, Performance, Memory, 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 i9-9940X

Intel Core i9-9960X

Differences

Reasons to consider the Intel Core i9-9940X

Around 4% higher maximum core temperature: 88°C vs 85°C
Around 1% better performance in PassMark - Single thread mark: 2632 vs 2617

Specifications (specs)
Maximum core temperature	88°C vs 85°C
Benchmarks
PassMark - Single thread mark	2632 vs 2617

Reasons to consider the Intel Core i9-9960X

2 more cores, run more applications at once: 16 vs 14
4 more threads: 32 vs 28
Around 14% more L1 cache; more data can be stored in the L1 cache for quick access later
Around 14% more L2 cache; more data can be stored in the L2 cache for quick access later
Around 14% more L3 cache; more data can be stored in the L3 cache for quick access later
Around 9% better performance in PassMark - CPU mark: 30618 vs 28059
Around 2% better performance in Geekbench 4 - Single Core: 1158 vs 1140
Around 7% better performance in Geekbench 4 - Multi-Core: 14294 vs 13302
Around 14% better performance in 3DMark Fire Strike - Physics Score: 13076 vs 11442

Specifications (specs)
Number of cores	16 vs 14
Number of threads	32 vs 28
L1 cache	64K (per core) vs 64K (per core)
L2 cache	1 MB (per core) vs 1 MB (per core)
L3 cache	22 MB (shared) vs 19.25 MB (shared)
Benchmarks
PassMark - CPU mark	30618 vs 28059
Geekbench 4 - Single Core	1158 vs 1140
Geekbench 4 - Multi-Core	14294 vs 13302
3DMark Fire Strike - Physics Score	13076 vs 11442

Compare benchmarks

CPU 1: Intel Core i9-9940X
CPU 2: Intel Core i9-9960X

PassMark - Single thread mark

CPU 1

CPU 2

2632

2617

PassMark - CPU mark

CPU 1

CPU 2

28059

30618

Geekbench 4 - Single Core

CPU 1

CPU 2

1140

1158

Geekbench 4 - Multi-Core

CPU 1

CPU 2

13302

14294

3DMark Fire Strike - Physics Score

CPU 1

CPU 2

11442

13076

Name	Intel Core i9-9940X	Intel Core i9-9960X
PassMark - Single thread mark	2632	2617
PassMark - CPU mark	28059	30618
Geekbench 4 - Single Core	1140	1158
Geekbench 4 - Multi-Core	13302	14294
3DMark Fire Strike - Physics Score	11442	13076

Compare specifications (specs)

	Intel Core i9-9940X	Intel Core i9-9960X
Essentials
Architecture codename	Skylake	Skylake
Launch date	October 2018	October 2018
Place in performance rating	695	619
Processor Number	i9-9940X	i9-9960X
Series	Intel® Core™ X-series Processors	Intel® Core™ X-series Processors
Status	Launched	Launched
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	3.30 GHz	3.10 GHz
Bus Speed	8 GT/s DMI3	8 GT/s DMI3
L1 cache	64K (per core)	64K (per core)
L2 cache	1 MB (per core)	1 MB (per core)
L3 cache	19.25 MB (shared)	22 MB (shared)
Manufacturing process technology	14 nm	14 nm
Maximum core temperature	88°C	85°C
Maximum frequency	4.40 GHz	4.40 GHz
Number of cores	14	16
Number of QPI Links	0	0
Number of threads	28	32
Unlocked
Memory
Max memory channels	4	4
Maximum memory size	128 GB	128 GB
Supported memory types	DDR4-2666	DDR4-2666
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	FCLGA2066	FCLGA2066
Thermal Design Power (TDP)	165 Watt	165 Watt
Thermal Solution	PCG 2017X	PCG 2017X
Peripherals
Max number of PCIe lanes	44	44
PCI Express revision	3.0	3.0
Scalability	1S Only	1S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
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® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® Turbo Boost technology
Number of AVX-512 FMA Units	2	2
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)