Intel Core i9-9900X vs Intel Processor U300E

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CPU comparison with benchmarks


Intel Core i9-9900X CPU1 vs CPU2 Intel Processor U300E
Intel Core i9-9900X Intel Processor U300E

CPU comparison

In this CPU comparison, we compare the Intel Core i9-9900X and the Intel Processor U300E and use benchmarks to check which processor is faster.

We compare the Intel Core i9-9900X 10 core processor released in Q4/2018 with the Intel Processor U300E which has 5 CPU cores and was introduced in Q1/2023.
Intel Core i9 (78) Family Intel Processor U (4)
Intel Core i 9000X (8) CPU group Intel Core i 1300P/1300U (29)
9 Generation 13
Skylake X Refresh Architecture Raptor Lake U
Desktop / Server Segment Mobile
Intel Core i9-7900X Predecessor --
Intel Core i9-10900X Successor --

CPU Cores and Base Frequency

The Intel Core i9-9900X is a 10 core processor with a clock frequency of 3.50 GHz (4.50 GHz). The processor can compute 20 threads at the same time. The Intel Processor U300E clocks with 1.10 GHz (4.30 GHz), has 5 CPU cores and can calculate 6 threads in parallel.

Intel Core i9-9900X Characteristic Intel Processor U300E
10 Cores 5
20 Threads 6
normal Core architecture hybrid (big.LITTLE)
Yes Hyperthreading Yes
Yes Overclocking ? No
3.50 GHz (4.50 GHz) A-Core 1.10 GHz (4.30 GHz)
1x Raptor Cove
-- B-Core 0.80 GHz (3.20 GHz)
4x Gracemont

Artificial Intelligence and Machine Learning

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.

Intel Core i9-9900X Characteristic Intel Processor U300E
-- AI hardware --
-- AI specifications --

Internal Graphics

Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback.

no iGPU GPU Intel UHD Graphics 13th Gen (48 EU)
GPU frequency 0.20 GHz
-- GPU (Turbo) 1.10 GHz
-- GPU Generation 13
Technology 10 nm
Max. displays 3
-- Compute units 48
-- Shader 384
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 32 GB
-- DirectX Version 12.1

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.

no iGPU GPU Intel UHD Graphics 13th Gen (48 EU)
No Codec h265 / HEVC (8 bit) Decode / Encode
No Codec h265 / HEVC (10 bit) Decode / Encode
No Codec h264 Decode / Encode
No Codec VP9 Decode / Encode
No Codec VP8 Decode
No Codec AV1 Decode
No Codec AVC Decode / Encode
No Codec VC-1 Decode
No Codec JPEG Decode / Encode

Memory & PCIe

Up to 128 GB of memory in a maximum of 4 memory channels is supported by the Intel Core i9-9900X, while the Intel Processor U300E supports a maximum of 96 GB of memory with a maximum memory bandwidth of 102.4 GB/s enabled.

Intel Core i9-9900X Characteristic Intel Processor U300E
DDR4-2666 Memory LPDDR5-6400, LPDDR4X-4266, DDR5-5200, DDR4-3200
128 GB Max. Memory 96 GB
4 (Quad Channel) Memory channels 2 (Dual Channel)
85.4 GB/s Max. Bandwidth 102.4 GB/s
No ECC No
-- L2 Cache --
19.00 MB L3 Cache 10.00 MB
3.0 PCIe version 4.0
44 PCIe lanes 20
43.3 GB/s PCIe Bandwidth 39.4 GB/s

Thermal Management

The Intel Core i9-9900X has a TDP of 165 W. The TDP of the Intel Processor U300E is 15 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Core i9-9900X Characteristic Intel Processor U300E
165 W TDP (PL1 / PBP) 15 W
-- TDP (PL2) 55 W
-- TDP up 28 W
-- TDP down 12 W
92 °C Tjunction max. 100 °C

Technical details

The Intel Core i9-9900X has 19.00 MB cache and is manufactured in 14 nm. The cache of Intel Processor U300E is at 10.00 MB. The processor is manufactured in 10 nm.

Intel Core i9-9900X Characteristic Intel Processor U300E
14 nm Technology 10 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2, AVX-512 ISA extensions SSE4.1, SSE4.2, AVX2
LGA 2066 Socket BGA 1744
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems Windows 10, Windows 11, Linux
Q4/2018 Release date Q1/2023
989 $ Release price --
show more data show more data


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Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i9-9900X Intel Core i9-9900X
10C 20T @ 4.50 GHz
1174 (100%)
Intel Processor U300E Intel Processor U300E
5C 6T @ 4.30 GHz
0 (0%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i9-9900X Intel Core i9-9900X
10C 20T @ 4.30 GHz
10490 (100%)
Intel Processor U300E Intel Processor U300E
5C 6T @ 1.10 GHz
0 (0%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
Intel Core i9-9900X Intel Core i9-9900X
10C 20T @ 4.50 GHz
1459 (100%)
Intel Processor U300E Intel Processor U300E
5C 6T @ 4.30 GHz
0 (0%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
Intel Core i9-9900X Intel Core i9-9900X
10C 20T @ 4.30 GHz
9475 (100%)
Intel Processor U300E Intel Processor U300E
5C 6T @ 1.10 GHz
0 (0%)

Cinebench R20 (Single-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i9-9900X Intel Core i9-9900X
10C 20T @ 4.50 GHz
455 (100%)
Intel Processor U300E Intel Processor U300E
5C 6T @ 4.30 GHz
0 (0%)

Cinebench R20 (Multi-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i9-9900X Intel Core i9-9900X
10C 20T @ 4.30 GHz
4855 (100%)
Intel Processor U300E Intel Processor U300E
5C 6T @ 1.10 GHz
0 (0%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
Intel Core i9-9900X Intel Core i9-9900X
@ 0.00 GHz
0 (0%)
Intel Processor U300E Intel Processor U300E
Intel UHD Graphics 13th Gen (48 EU) @ 1.10 GHz
844 (100%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
Intel Core i9-9900X Intel Core i9-9900X
10C 20T @ 4.30 GHz
21882 (100%)
Intel Processor U300E Intel Processor U300E
5C 6T @ 1.10 GHz
0 (0%)

Blender 2.81 (bmw27)

Blender is a free 3D graphics software for rendering (creating) 3D bodies, which can also be textured and animated in the software. The Blender benchmark creates predefined scenes and measures the time (s) required for the entire scene. The shorter the time required, the better. We selected bmw27 as the benchmark scene.
Intel Core i9-9900X Intel Core i9-9900X
10C 20T @ 4.30 GHz
169.7 (100%)
Intel Processor U300E Intel Processor U300E
5C 6T @ 1.10 GHz
0 (0%)

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
Intel Core i9-9900X Intel Core i9-9900X
10C 20T @ 3.50 GHz
5640 (100%)
Intel Processor U300E Intel Processor U300E
5C 6T @ 1.10 GHz
0 (0%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i9-9900X Intel Core i9-9900X
10C 20T @ 4.50 GHz
197 (100%)
Intel Processor U300E Intel Processor U300E
5C 6T @ 4.30 GHz
0 (0%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i9-9900X Intel Core i9-9900X
10C 20T @ 4.30 GHz
2114 (100%)
Intel Processor U300E Intel Processor U300E
5C 6T @ 1.10 GHz
0 (0%)

Devices using this processor

Intel Core i9-9900X Intel Processor U300E
Unknown Unknown

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