Intel Core i9-11900KB vs MediaTek Helio X27

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CPU comparison with benchmarks


Intel Core i9-11900KB CPU1 vs CPU2 MediaTek Helio X27
Intel Core i9-11900KB MediaTek Helio X27

CPU comparison

Intel Core i9-11900KB or MediaTek Helio X27 - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The Intel Core i9-11900KB has 8 cores with 16 threads and clocks with a maximum frequency of 5.30 GHz. Up to 128 GB of memory is supported in 2 memory channels. The Intel Core i9-11900KB was released in Q2/2021.

The MediaTek Helio X27 has 10 cores with 10 threads and clocks with a maximum frequency of 2.60 GHz. The CPU supports up to 4 GB of memory in 2 memory channels. The MediaTek Helio X27 was released in Q1/2017.
Intel Core i9 (78) Family Mediatek Helio (37)
Intel Core i 11000H (17) CPU group MediaTek Helio X20 (4)
11 Generation 2
Tiger Lake H Architecture Cortex-A72 / Cortex-A53
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Core i9-11900KB is a 8 core processor with a clock frequency of 3.30 GHz (5.30 GHz). The MediaTek Helio X27 has 10 CPU cores with a clock frequency of 2.60 GHz.

Intel Core i9-11900KB Characteristic MediaTek Helio X27
8 Cores 10
16 Threads 10
normal Core architecture hybrid (Prime / big.LITTLE)
Yes Hyperthreading No
Yes Overclocking ? No
3.30 GHz (5.30 GHz) A-Core 2.60 GHz
2x Cortex-A72
-- B-Core 1.55 GHz
4x Cortex-A53
-- C-Core --
4x Cortex-A53

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.

Intel Core i9-11900KB Characteristic MediaTek Helio X27
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs.

Intel UHD Graphics 11th Gen (32 EU) GPU ARM Mali-T880 MP4
0.35 GHz GPU frequency 0.88 GHz
1.45 GHz GPU (Turbo) 0.88 GHz
11 GPU Generation Midgard 4
10 nm Technology 16 nm
3 Max. displays 2
32 Compute units 4
256 Shader 64
No Hardware Raytracing No
No Frame Generation No
64 GB Max. GPU Memory --
12 DirectX Version 11

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.

Intel UHD Graphics 11th Gen (32 EU) GPU ARM Mali-T880 MP4
Decode / Encode Codec h265 / HEVC (8 bit) Decode / Encode
Decode / Encode Codec h265 / HEVC (10 bit) Decode
Decode / Encode Codec h264 Decode / Encode
Decode / Encode Codec VP9 No
Decode / Encode Codec VP8 Decode / Encode
Decode Codec AV1 No
Decode / Encode Codec AVC No
Decode Codec VC-1 No
Decode / Encode Codec JPEG Decode / Encode

Memory & PCIe

The Intel Core i9-11900KB supports a maximum of 128 GB of memory in 2 memory channels. The MediaTek Helio X27 can connect up to 4 GB of memory in 2 memory channels.

Intel Core i9-11900KB Characteristic MediaTek Helio X27
DDR4-3200 Memory LPDDR3-800
128 GB Max. Memory 4 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
51.2 GB/s Max. Bandwidth 6.4 GB/s
No ECC No
4.00 MB L2 Cache --
20.00 MB L3 Cache --
3.0 PCIe version --
16 PCIe lanes --
15.8 GB/s PCIe Bandwidth --

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Core i9-11900KB has a TDP of 65 W, that of the MediaTek Helio X27 is --.

Intel Core i9-11900KB Characteristic MediaTek Helio X27
65 W TDP (PL1 / PBP) --
-- TDP (PL2) --
-- TDP up --
55 W TDP down --
100 °C Tjunction max. --

Technical details

The Intel Core i9-11900KB has a 24.00 MB cache, while the MediaTek Helio X27 cache has a total of 0.00 MB.

Intel Core i9-11900KB Characteristic MediaTek Helio X27
10 nm Technology 20 nm
Monolithic Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) Armv8-A (64 bit)
SSE4.1, SSE4.2, AVX2, AVX-512 ISA extensions --
BGA 1787 Socket --
VT-x, VT-x EPT, VT-d Virtualization None
Yes AES-NI No
Windows 10, Windows 11, Linux Operating systems Android
Q2/2021 Release date Q1/2017
583 $ Release price --
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
Intel Core i9-11900KB (100%)
MediaTek Helio X27 (13%)
⌀ Multi core performance in 2 CPU benchmarks
Intel Core i9-11900KB (100%)
MediaTek Helio X27 (9%)

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 i9-11900KB Intel Core i9-11900KB
8C 16T @ 5.30 GHz
1878 (100%)
MediaTek Helio X27 MediaTek Helio X27
10C 10T @ 2.60 GHz
256 (14%)

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 i9-11900KB Intel Core i9-11900KB
8C 16T @ 5.30 GHz
2231 (100%)
MediaTek Helio X27 MediaTek Helio X27
10C 10T @ 2.60 GHz
276 (12%)

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 i9-11900KB Intel Core i9-11900KB
8C 16T @ 4.90 GHz
10645 (100%)
MediaTek Helio X27 MediaTek Helio X27
10C 10T @ 2.60 GHz
942 (9%)

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 i9-11900KB Intel Core i9-11900KB
Intel UHD Graphics 11th Gen (32 EU) @ 1.45 GHz
742 (100%)
MediaTek Helio X27 MediaTek Helio X27
ARM Mali-T880 MP4 @ 0.88 GHz
119 (16%)

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 i9-11900KB Intel Core i9-11900KB
8C 16T @ 4.90 GHz
23151 (100%)
MediaTek Helio X27 MediaTek Helio X27
10C 10T @ 2.60 GHz
2139 (9%)

Cinebench R23 (Single-Core)

Cinebench R23 is the successor of Cinebench R20 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 i9-11900KB Intel Core i9-11900KB
8C 16T @ 5.30 GHz
1663 (100%)
MediaTek Helio X27 MediaTek Helio X27
10C 10T @ 2.60 GHz
0 (0%)

Cinebench R23 (Multi-Core)

Cinebench R23 is the successor of Cinebench R20 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 i9-11900KB Intel Core i9-11900KB
8C 16T @ 4.90 GHz
12264 (100%)
MediaTek Helio X27 MediaTek Helio X27
10C 10T @ 2.60 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 i9-11900KB Intel Core i9-11900KB
8C 16T @ 4.90 GHz
0 (0%)
MediaTek Helio X27 MediaTek Helio X27
10C 10T @ 2.60 GHz
1165 (100%)

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 i9-11900KB Intel Core i9-11900KB
8C 16T @ 5.30 GHz
640 (100%)
MediaTek Helio X27 MediaTek Helio X27
10C 10T @ 2.60 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 i9-11900KB Intel Core i9-11900KB
8C 16T @ 4.90 GHz
4712 (100%)
MediaTek Helio X27 MediaTek Helio X27
10C 10T @ 2.60 GHz
0 (0%)

AnTuTu 8 Benchmark

The AnTuTu 8 Benchmark measures the performance of a SoC. AnTuTu benchmarks the CPU, GPU, Memory as well as the UX (User Experience) by simulating browser and app usage. AnTuTu can benchmark any ARM CPU that runs under Android or iOS. Devices may not be directly compareable if the benchmark has been performed under different operating systems.

In the AnTuTu 8 benchmark, the single-core performance of a processor is only slightly weighted. The evaluation consists of the multi-core performance of the processor, the speed of the RAM and the performance of the internal graphics.
Intel Core i9-11900KB Intel Core i9-11900KB
8C 16T @ 3.30 GHz
0 (0%)
MediaTek Helio X27 MediaTek Helio X27
10C 10T @ 2.60 GHz
102768 (100%)

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 i9-11900KB Intel Core i9-11900KB
8C 16T @ 4.90 GHz
200 (100%)
MediaTek Helio X27 MediaTek Helio X27
10C 10T @ 2.60 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 i9-11900KB Intel Core i9-11900KB
8C 16T @ 5.30 GHz
256 (100%)
MediaTek Helio X27 MediaTek Helio X27
10C 10T @ 2.60 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 i9-11900KB Intel Core i9-11900KB
8C 16T @ 4.90 GHz
2144 (100%)
MediaTek Helio X27 MediaTek Helio X27
10C 10T @ 2.60 GHz
0 (0%)

Devices using this processor

Intel Core i9-11900KB MediaTek Helio X27
Unknown Unknown

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