Intel Core i9-9990XE vs Intel Core i9-10900K

Comparative analysis of Intel Core i9-9990XE and Intel Core i9-10900K processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization, Graphics, Graphics interfaces, Graphics image quality, Graphics API support. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, 3DMark Fire Strike - Physics Score.



Reasons to consider the Intel Core i9-9990XE

  • Processor is unlocked, an unlocked multiplier allows for easier overclocking
  • 4 more cores, run more applications at once: 14 vs 10
  • 8 more threads: 28 vs 20
  • Around 32% better performance in PassMark - CPU mark: 31941 vs 24204
Specifications (specs)
Unlocked Unlocked vs Locked
Number of cores 14 vs 10
Number of threads 28 vs 20
PassMark - CPU mark 31941 vs 24204

Reasons to consider the Intel Core i9-10900K

  • Around 4% higher clock speed: 5.30 GHz vs 5.10 GHz
  • Around 19% higher maximum core temperature: 100°C vs 84°C
  • Around 4% more L3 cache; more data can be stored in the L3 cache for quick access later
  • 2x lower typical power consumption: 125 Watt vs 255 Watt
  • Around 2% better performance in PassMark - Single thread mark: 3180 vs 3104
Specifications (specs)
Maximum frequency 5.30 GHz vs 5.10 GHz
Maximum core temperature 100°C vs 84°C
L3 cache 20 MB vs 19.25 MB (shared)
Thermal Design Power (TDP) 125 Watt vs 255 Watt
PassMark - Single thread mark 3180 vs 3104

Compare benchmarks

CPU 1: Intel Core i9-9990XE
CPU 2: Intel Core i9-10900K

PassMark - Single thread mark
PassMark - CPU mark
Name Intel Core i9-9990XE Intel Core i9-10900K
PassMark - Single thread mark 3104 3180
PassMark - CPU mark 31941 24204
3DMark Fire Strike - Physics Score 13877

Compare specifications (specs)

Intel Core i9-9990XE Intel Core i9-10900K


Architecture codename Skylake Comet Lake
Launch date 19 Oct 2018 Q2'20
Place in performance rating 15 7
Processor Number i9-9980XE i9-10900K
Series Intel® Core™ X-series Processors 10th Generation Intel Core i9 Processors
Status Launched Launched
Vertical segment Desktop Desktop
Launch price (MSRP) $488 - $499


64 bit support
Base frequency 4.00 GHz 3.70 GHz
Bus Speed 4 × 8 GT/s 8 GT/s
L1 cache 64K (per core)
L2 cache 1 MB (per core)
L3 cache 19.25 MB (shared) 20 MB
Manufacturing process technology 14 nm 14 nm
Maximum core temperature 84°C 100°C
Maximum frequency 5.10 GHz 5.30 GHz
Number of cores 14 10
Number of QPI Links 0
Number of threads 28 20


Max memory channels 4 2
Maximum memory size 128 GB 128 GB
Supported memory types DDR4-2666 DDR4-2933
Maximum memory bandwidth 45.8 GB/s


Max number of CPUs in a configuration 1 1
Sockets supported FCLGA2066 FCLGA1200
Thermal Design Power (TDP) 255 Watt 125 Watt
Configurable TDP-down 95 Watt
Configurable TDP-down Frequency 3.30 GHz
Package Size 37.5mm x 37.5mm
Thermal Solution PCG 2015D


Max number of PCIe lanes 44 16
PCI Express revision 3.0 3.0
Scalability 1S Only 1S Only
PCIe configurations Up to 1x16, 2x8, 1x8+2x4

Security & Reliability

Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Intel® Identity Protection technology
Intel® OS Guard
Intel® Secure Key technology
Intel® Software Guard Extensions (Intel® SGX)
Secure Boot

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 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
Idle States
Intel® Stable Image Platform Program (SIPP)
Intel® Thermal Velocity Boost
Intel® vPro™ Platform Eligibility
Thermal Monitoring


Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)


Device ID 0x9BC5
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 4096x2160@30Hz

Graphics API support

DirectX 12
OpenGL 4.5