Product Compare

Intel Xeon 638 vs Intel Core i9 9900KS

	CPU Intel Xeon 638	CPU Intel Core i9 9900KS
General Parameters
Release Date	Feb 2026	Oct 2019
Manufacturer	Intel	Intel
Type	Server	Desktop
Core Architecture	Granite Rapids	Coffee Lake
Integrated Graphics	N/A	UHD Graphics 630
Generation	Xeon 600 (Granite Rapids-WS)
Instruction Set		x86-64
Processor Number		i9-9900KS
Package
Manufacturing Process	5 nm	14 nm
Socket	Intel Socket 4710	LGA-1151
Power Consumption	180 W	127 W
Peak Operating Temperature	100°C	100 °C
Foundry	Intel
Die Size	598 mm²
I/O Process Size	10 nm
I/O Die Size	2x 241
Package	FC-LGA18N
CPU Performance
Performance Core Base Frequency	3.2 GHz	4.0 GHz
Performance Core Turbo Frequency	4.8 GHz	5 GHz
Total Core Count	16	8
Total Thread Count	32	16
Bus Frequency	100 MHz	100 MHz
Multiplier	32.0	40x
L1 Cache	112 KB per core	64 K per core
L2 Cache	2 MB per core	256 K per core
L3 Cache	72 MB shared	16 MB shared
Unlocked Multiplier	Yes	Yes
SMP	1
Performance Cores		8
Performance Core Threads		16
Memory Parameters
Memory Types	DDR5-6400	DDR4-2666
Max Memory Channels	4	2
ECC Memory Support	Yes	No
Max Memory Size		128 GB
Max Memory Bandwidth		41.6 GB/s
Miscellaneous
PCIe Version	5	3.0
PCIe Lanes	80	16
Official Website		Official Link ↗
Extended Instruction Set		SSE4.1, SSE4.2, AVX-2
Graphics Card Parameters
Integrated Graphics		true
GPU Base Frequency		350 MHz
GPU Max Dynamic Frequency		1200 MHz
Shader Units		192
Texture Units		24
Raster Operation Units		3
Execution Units		24
Power Consumption		15 W
Max Resolution		4096x2304 - 60 Hz