Intel Core i9-9900K vs AMD Athlon II X4 635

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i9-9900K or Intel Core i9-9900K – which processor offers superior performance? In this comparison, we examine disparities and assess which of these two CPUs outperforms the other. We delve into technical specifications and benchmark outcomes.
The Intel Core i9-9900K features 8 processor cores and has the capability to manage 16 threads concurrently.
It was released in Q4/2018 and belongs to the 9 generation of the Intel Core i9 series.
To use the Intel Core i9-9900K, you'll need a motherboard with a LGA 1151-2 socket.
The AMD Athlon II X4 635 features 4 processor cores and has the capability to manage 4 threads concurrently.
It was released in Q1/2010 and belongs to the 1 generation of the AMD Athlon II series.
To use the AMD Athlon II X4 635, you'll need a motherboard with a AM3 socket.
Desktop / Server Segment Desktop / Server
Intel Core i9-9900K Name AMD Athlon II X4 635
Intel Core i9 Family AMD Athlon II
9 Generation 1
Intel Core i 9000 Group AMD Athlon II X4 (Propus)
 
 

CPU Cores and Base Frequency

The Intel Core i9-9900K has 8 CPU cores and can calculate 16 threads in parallel.
The clock frequency of the Intel Core i9-9900K is 3.6 GHz
and turbo frequency for one core is 5.0 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
The AMD Athlon II X4 635 has 4 CPU cores and can calculate 4 threads in parallel.
The clock frequency of the AMD Athlon II X4 635 is 2.9 GHz
5.0 GHz Turbo Frequency (1 core) None
Yes Overclocking No
normal Core architecture normal
3.6 GHz Frequency 2.9 GHz
16 Threads 4
4.7 GHz Turbo Frequency (all cores) None
Yes Hyperthreading No
8 CPU Cores 4
8x Cores 4x
 
 

Internal Graphics

The Intel Core i9-9900K has integrated graphics, called iGPU for short.
Specifically, the Intel Core i9-9900K uses the Intel UHD Graphics 630, which has 192 texture shaders
and 24 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
The AMD Athlon II X4 635 does not have integrated graphics.
0.35 GHz GPU frequency --
Q4/2017 Release date --
12 Direct X --
Intel UHD Graphics 630 GPU name
14 nm Technology --
-- Max. displays --
192 Shaders --
64.0 GB Max. GPU Memory 0 bytes
24 Execution units --
9.5 Generation --
1.2 GHz GPU (Turbo) --
 
 

Artificial Intelligence and Machine Learning

-- AI specifications --
-- AI hardware --
 
 

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.
Decode / Encode AVC --
Decode VC-1 --
Decode / Encode VP9 --
Decode / Encode h265 / HEVC (10 bit) --
Decode / Encode h264 --
Decode / Encode VP8 --
Decode / Encode h265 / HEVC (8 bit) --
Decode / Encode JPEG --
No AV1 --
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 128.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 39.5 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
2 Memory channels 2
128.0 GB Max. Memory 16.0 GB
pci PCIe pci
Yes AES-NI No
No ECC No
39.5 GB/s Bandwidth --
DDR4-2666 Memory type DDR3-1333
 
 

Thermal Management

The processor has a thermal design power (TDP) of 95 W watts.
TDP indicates the cooling solution needed to effectively manage the processor's heat. It generally provides an approximate indication of the actual power consumption of the CPU itself.
100 °C Tjunction max --
95 W TDP (PL1 / PBP) 95 W
 
 

Technical details

The Intel Core i9-9900K is manufactured using a 14 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 16.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The AMD Athlon II X4 635 is manufactured using a 45 nm process.
Q4/2018 Release date Q1/2010
-- Part Number --
0 bytes L2-Cache 2.0 MB
VT-x, VT-x EPT, VT-d Virtualization AMD-V
SSE4.1, SSE4.2, AVX2 ISA extensions SSE3, SSE4a, MMX, 3DNow!
Monolithic Chip design --
Coffee Lake S Refresh Architecture Propus
14 nm Technology 45 nm
LGA 1151-2 Socket AM3
Windows 10, Linux, Windows 11 Operating systems Windows 10, Linux
650 $ Release price --
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
16.0 MB L3-Cache 0 bytes
 
 

Benchmarks

Geekbench 3, 64bit (Multi-Core)

Intel Core i9-9900K
8C 16T @ 3.6 GHz
35769
35769
AMD Athlon II X4 635
4C 4T @ 2.9 GHz
5417
5417

Cinebench R23 (Multi-Core)

Intel Core i9-9900K
8C 16T @ 3.6 GHz
12812
12812
AMD Athlon II X4 635
4C 4T @ 2.9 GHz
1422
1422

Geekbench 5, 64bit (Multi-Core)

Intel Core i9-9900K
8C 16T @ 3.6 GHz
8779
8779
AMD Athlon II X4 635
4C 4T @ 2.9 GHz
1288
1288

Geekbench 3, 64bit (Single-Core)

Intel Core i9-9900K
8C 16T @ 3.6 GHz
6250
6250
AMD Athlon II X4 635
4C 4T @ 2.9 GHz
1564
1564

Cinebench R20 (Multi-Core)

Intel Core i9-9900K
8C 16T @ 3.6 GHz
4995
4995
AMD Athlon II X4 635
4C 4T @ 2.9 GHz
563
563

Cinebench R15 (Multi-Core)

Intel Core i9-9900K
8C 16T @ 3.6 GHz
2245
2245
AMD Athlon II X4 635
4C 4T @ 2.9 GHz
265
265

Cinebench R23 (Single-Core)

Intel Core i9-9900K
8C 16T @ 3.6 GHz
1294
1294
AMD Athlon II X4 635
4C 4T @ 2.9 GHz
376
376

Cinebench R20 (Single-Core)

Intel Core i9-9900K
8C 16T @ 3.6 GHz
518
518
AMD Athlon II X4 635
4C 4T @ 2.9 GHz
147
147