Intel Core i9-9900K vs Intel Xeon w5-2445

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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 Intel Xeon w5-2445 features 10 processor cores and has the capability to manage 20 threads concurrently.
It was released in Q1/2023 and belongs to the 12 generation of the Intel Xeon W series.
To use the Intel Xeon w5-2445, you'll need a motherboard with a LGA 4677 socket.
Desktop / Server Segment Desktop / Server
Intel Core i9-9900K Name Intel Xeon w5-2445
Intel Core i9 Family Intel Xeon W
9 Generation 12
Intel Core i 9000 Group Intel Xeon W-2400
 
 

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 Intel Xeon w5-2445 has 10 CPU cores and can calculate 20 threads in parallel.
The clock frequency of the Intel Xeon w5-2445 is 3.1 GHz
and turbo frequency for one core is 4.6 GHz.
5.0 GHz Turbo Frequency (1 core) 4.6 GHz
Yes Overclocking No
normal Core architecture normal
3.6 GHz Frequency 3.1 GHz
16 Threads 20
4.7 GHz Turbo Frequency (all cores) None
Yes Hyperthreading Yes
8 CPU Cores 10
8x Cores 10x
 
 

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 Intel Xeon w5-2445 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.
The processor supports a maximum memory capacity of 2.0 TB distributed across 4 memory channels. It offers a peak memory bandwidth of 153.6 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
2 Memory channels 4
128.0 GB Max. Memory 2.0 TB
pci PCIe pci
Yes AES-NI Yes
No ECC Yes
39.5 GB/s Bandwidth 153.6 GB/s
DDR4-2666 Memory type DDR5-4800
 
 

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.
The processor has a thermal design power (TDP) of 175 W watts.
None TDP up 210 W
100 °C Tjunction max 94 °C
95 W TDP (PL1 / PBP) 175 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 Intel Xeon w5-2445 is manufactured using a 10 nm process.
In total, this processor boasts a generous 26.2 MB cache.
Q4/2018 Release date Q1/2023
-- Part Number --
0 bytes L2-Cache 0 bytes
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d, VT-rp, vPro Enterprise
SSE4.1, SSE4.2, AVX2 ISA extensions SSE4.1, SSE4.2, AVX2, AVX-512, AMX
Monolithic Chip design Monolithic
Coffee Lake S Refresh Architecture Sapphire Rapids-WS
14 nm Technology 10 nm
LGA 1151-2 Socket LGA 4677
Windows 10, Linux, Windows 11 Operating systems Linux, Windows 11, Windows Server
650 $ Release price 839 $
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
16.0 MB L3-Cache 26.2 MB
 
 

Benchmarks