Intel Core i9-14900KS vs Intel Core i5-520UM

Last updated:

CPU comparison with benchmarks


Intel Core i9-14900KS CPU1 vs CPU2 Intel Core i5-520UM
Intel Core i9-14900KS Intel Core i5-520UM

CPU comparison

Intel Core i9-14900KS or Intel Core i5-520UM - 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 i9-14900KS has 24 cores with 32 threads and clocks with a maximum frequency of 6.20 GHz. Up to 192 GB of memory is supported in 2 memory channels. The Intel Core i9-14900KS was released in Q1/2024.

The Intel Core i5-520UM has 2 cores with 4 threads and clocks with a maximum frequency of 1.87 GHz. The CPU supports up to 8 GB of memory in 2 memory channels. The Intel Core i5-520UM was released in Q1/2010.
Intel Core i9 (78) Family Intel Core i5 (331)
Intel Core i 14000 (23) CPU group Intel Core i5 500 (3)
14 Generation 1
Raptor Lake S Refresh Architecture Arrandale
Desktop / Server Segment Mobile
Intel Core i9-13900KS Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Core i9-14900KS has 24 CPU cores and can calculate 32 threads in parallel. The clock frequency of the Intel Core i9-14900KS is 3.20 GHz (6.20 GHz) while the Intel Core i5-520UM has 2 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the Intel Core i5-520UM is at 1.07 GHz (1.87 GHz).
Intel Core i9-14900KS Characteristic Intel Core i5-520UM
24 Cores 2
32 Threads 4
hybrid (big.LITTLE) Core architecture normal
Yes Hyperthreading Yes
Yes Overclocking ? No
3.20 GHz (6.20 GHz)
8x Raptor Cove		 A-Core 1.07 GHz (1.87 GHz)
2.40 GHz (4.50 GHz)
16x Gracemont		 B-Core --

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 i9-14900KS Characteristic Intel Core i5-520UM
-- AI hardware --
-- AI specifications --

Internal Graphics

The Intel Core i9-14900KS or Intel Core i5-520UM has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
Intel UHD Graphics 770 GPU Intel HD Graphics (Westmere)
0.30 GHz GPU frequency 0.50 GHz
1.65 GHz GPU (Turbo) 0.73 GHz
11 GPU Generation 5
10 nm Technology 32 nm
3 Max. displays 2
32 Compute units 12
256 Shader 24
No Hardware Raytracing No
No Frame Generation No
64 GB Max. GPU Memory 2 GB
12 DirectX Version 10.1

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.
Intel UHD Graphics 770 GPU Intel HD Graphics (Westmere)
Decode / Encode Codec h265 / HEVC (8 bit) No
Decode / Encode Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 Decode
Decode / Encode Codec VP9 No
Decode / Encode Codec VP8 No
Decode Codec AV1 No
Decode / Encode Codec AVC Decode
Decode Codec VC-1 No
Decode / Encode Codec JPEG No

Memory & PCIe

The Intel Core i9-14900KS can use up to 192 GB of memory in 2 memory channels. The maximum memory bandwidth is 89.6 GB/s. The Intel Core i5-520UM supports up to 8 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 12.8 GB/s.
Intel Core i9-14900KS Characteristic Intel Core i5-520UM
DDR5-5600, DDR4-3200 Memory DDR3-800
192 GB Max. Memory 8 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
89.6 GB/s Max. Bandwidth 12.8 GB/s
Yes ECC No
32.00 MB L2 Cache 3.00 MB
36.00 MB L3 Cache --
5.0 PCIe version 2.0
20 PCIe lanes 16
78.8 GB/s PCIe Bandwidth 8.0 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Core i9-14900KS is 150 W, while the Intel Core i5-520UM has a TDP of 18 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.
Intel Core i9-14900KS Characteristic Intel Core i5-520UM
150 W TDP (PL1 / PBP) 18 W
253 W TDP (PL2) --
320 W TDP up --
-- TDP down --
100 °C Tjunction max. 105 °C

Technical details

The Intel Core i9-14900KS is manufactured in 10 nm and has 68.00 MB cache. The Intel Core i5-520UM is manufactured in 32 nm and has a 3.00 MB cache.
Intel Core i9-14900KS Characteristic Intel Core i5-520UM
10 nm Technology 32 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2, AVX2+ ISA extensions SSE4.1, SSE4.2
LGA 1700 Socket BGA 1288
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, Linux
Q1/2024 Release date Q1/2010
699 $ Release price --
show more data show more data


Rate these processors

Here you can rate the Intel Core i9-14900KS to help other visitors make their purchasing decisions. The average rating is 4.3 stars (48 ratings). Rate now:
Here you can rate the Intel Core i5-520UM to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:


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 i9-14900KS Intel Core i9-14900KS
Intel UHD Graphics 770 @ 1.65 GHz
846 (100%)
Intel Core i5-520UM Intel Core i5-520UM
Intel HD Graphics (Westmere) @ 0.73 GHz
35 (4%)

Cinebench 2024 (Single-Core)

The Cinebench 2024 benchmark is based on the Redshift rendering engine, which is also used in Maxon's 3D program Cinema 4D. The benchmark runs are each 10 minutes long to test whether the processor is limited by its heat generation.
Intel Core i9-14900KS Intel Core i9-14900KS
24C 32T @ 6.20 GHz
143 (100%)
Intel Core i5-520UM Intel Core i5-520UM
2C 4T @ 1.87 GHz
0 (0%)

Cinebench 2024 (Multi-Core)

The Multi-Core test of the Cinebench 2024 benchmark uses all cpu cores to render using the Redshift rendering engine, which is also used in Maxons Cinema 4D. The benchmark run is 10 minutes long to test whether the processor is limited by its heat generation.
Intel Core i9-14900KS Intel Core i9-14900KS
24C 32T @ 6.20 GHz
2252 (100%)
Intel Core i5-520UM Intel Core i5-520UM
2C 4T @ 1.87 GHz
0 (0%)

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 i9-14900KS Intel Core i9-14900KS
24C 32T @ 6.20 GHz
2398 (100%)
Intel Core i5-520UM Intel Core i5-520UM
2C 4T @ 1.87 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 i9-14900KS Intel Core i9-14900KS
24C 32T @ 5.90 GHz
40976 (100%)
Intel Core i5-520UM Intel Core i5-520UM
2C 4T @ 1.07 GHz
0 (0%)

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 i9-14900KS Intel Core i9-14900KS
24C 32T @ 6.20 GHz
2484 (100%)
Intel Core i5-520UM Intel Core i5-520UM
2C 4T @ 1.87 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 i9-14900KS Intel Core i9-14900KS
24C 32T @ 5.90 GHz
28051 (100%)
Intel Core i5-520UM Intel Core i5-520UM
2C 4T @ 1.07 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 i9-14900KS Intel Core i9-14900KS
24C 32T @ 6.20 GHz
3341 (100%)
Intel Core i5-520UM Intel Core i5-520UM
2C 4T @ 1.87 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 i9-14900KS Intel Core i9-14900KS
24C 32T @ 5.90 GHz
23839 (100%)
Intel Core i5-520UM Intel Core i5-520UM
2C 4T @ 1.07 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 i9-14900KS Intel Core i9-14900KS
24C 32T @ 6.20 GHz
909 (100%)
Intel Core i5-520UM Intel Core i5-520UM
2C 4T @ 1.87 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 i9-14900KS Intel Core i9-14900KS
24C 32T @ 5.90 GHz
15599 (100%)
Intel Core i5-520UM Intel Core i5-520UM
2C 4T @ 1.07 GHz
0 (0%)

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 i9-14900KS Intel Core i9-14900KS
24C 32T @ 5.90 GHz
64470 (100%)
Intel Core i5-520UM Intel Core i5-520UM
2C 4T @ 1.07 GHz
0 (0%)

Devices using this processor
Intel Core i9-14900KS Intel Core i5-520UM
Unknown Unknown

Popular comparisons containing this CPUs

1. Intel Core i9-14900KSIntel Core i9-14900K Intel Core i9-14900KS vs Intel Core i9-14900K
2. Intel Core i9-14900KFIntel Core i9-14900KS Intel Core i9-14900KF vs Intel Core i9-14900KS
3. Intel Core Ultra 9 185HIntel Core i9-14900KS Intel Core Ultra 9 185H vs Intel Core i9-14900KS
4. Intel Core i9-14900KSAMD Ryzen 9 7950X3D Intel Core i9-14900KS vs AMD Ryzen 9 7950X3D
5. Intel Core i9-14900KSIntel Core i9-13900KS Intel Core i9-14900KS vs Intel Core i9-13900KS
6. Intel Core i9-14900KSAMD Ryzen 9 7950X Intel Core i9-14900KS vs AMD Ryzen 9 7950X
7. Apple M3 Max (16-CPU 40-GPU)Intel Core i9-14900KS Apple M3 Max (16-CPU 40-GPU) vs Intel Core i9-14900KS
8. Intel Core i9-14900KSIntel Core i9-13900K Intel Core i9-14900KS vs Intel Core i9-13900K
9. Apple M4 (10-CPU)Intel Core i9-14900KS Apple M4 (10-CPU) vs Intel Core i9-14900KS
10. Intel Core i9-14900KSIntel Core i9-14900T Intel Core i9-14900KS vs Intel Core i9-14900T


back to index