Intel Core i9-9900 vs Intel Core i9-9920X

Comparative analysis of Intel Core i9-9900 and Intel Core i9-9920X 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.

 

Differences

Reasons to consider the Intel Core i9-9900

  • CPU is newer: launch date 6 month(s) later
  • Around 14% higher clock speed: 5.00 GHz vs 4.40 GHz
  • Around 9% higher maximum core temperature: 100 °C vs 92°C
  • 2.5x lower typical power consumption: 65 Watt vs 165 Watt
  • Around 13% better performance in PassMark - Single thread mark: 2827 vs 2499
  • Around 3% better performance in Geekbench 4 - Single Core: 5612 vs 5440
Specifications (specs)
Launch date 23 April 2019 vs October 2018
Maximum frequency 5.00 GHz vs 4.40 GHz
Maximum core temperature 100 °C vs 92°C
Thermal Design Power (TDP) 65 Watt vs 165 Watt
Benchmarks
PassMark - Single thread mark 2827 vs 2499
Geekbench 4 - Single Core 5612 vs 5440

Reasons to consider the Intel Core i9-9920X

  • Processor is unlocked, an unlocked multiplier allows for easier overclocking
  • 4 more cores, run more applications at once: 12 vs 8
  • 8 more threads: 24 vs 16
  • Around 50% more L1 cache; more data can be stored in the L1 cache for quick access later
  • 6x more L2 cache, more data can be stored in the L2 cache for quick access later
  • Around 20% more L3 cache; more data can be stored in the L3 cache for quick access later
  • Around 35% better performance in PassMark - CPU mark: 25170 vs 18678
  • Around 49% better performance in Geekbench 4 - Multi-Core: 45081 vs 30263
Specifications (specs)
Unlocked Unlocked vs Locked
Number of cores 12 vs 8
Number of threads 24 vs 16
L1 cache 64K (per core) vs 512 KB
L2 cache 1 MB (per core) vs 2 MB
L3 cache 19.25 MB (shared) vs 16 MB
Benchmarks
PassMark - CPU mark 25170 vs 18678
Geekbench 4 - Multi-Core 45081 vs 30263

Compare benchmarks

CPU 1: Intel Core i9-9900
CPU 2: Intel Core i9-9920X

PassMark - Single thread mark
CPU 1
CPU 2
2827
2499
PassMark - CPU mark
CPU 1
CPU 2
18678
25170
Geekbench 4 - Single Core
CPU 1
CPU 2
5612
5440
Geekbench 4 - Multi-Core
CPU 1
CPU 2
30263
45081
Name Intel Core i9-9900 Intel Core i9-9920X
PassMark - Single thread mark 2827 2499
PassMark - CPU mark 18678 25170
Geekbench 4 - Single Core 5612 5440
Geekbench 4 - Multi-Core 30263 45081

Compare specifications (specs)

Intel Core i9-9900 Intel Core i9-9920X

Essentials

Architecture codename Coffee Lake Skylake
Family Core i9
Launch date 23 April 2019 October 2018
Launch price (MSRP) $439, $449
Place in performance rating 14 7
Processor Number i9-9900 i9-9920X
Vertical segment Desktop Desktop
Series Intel® Core™ X-series Processors
Status Launched

Performance

64 bit support
Base frequency 3.10 GHz 3.50 GHz
Bus Speed 8 GT/s DMI3 8 GT/s DMI3
L1 cache 512 KB 64K (per core)
L2 cache 2 MB 1 MB (per core)
L3 cache 16 MB 19.25 MB (shared)
Manufacturing process technology 14 nm 14 nm
Maximum core temperature 100 °C 92°C
Maximum frequency 5.00 GHz 4.40 GHz
Number of cores 8 12
Number of threads 16 24
Maximum case temperature (TCase) 72 °C
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

Max number of CPUs in a configuration 1 1
Sockets supported FCLGA1151 FCLGA2066
Thermal Design Power (TDP) 65 Watt 165 Watt
Thermal Solution PCG 2015C (65W) 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
Instruction set extensions Intel SSE4.1, Intel SSE4.2, Intel AVX2 Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
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
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)