Intel Xeon 638 vs Intel Core i9 9900K
CPU · Specs Compare
General Parameters
Release Date
Feb 2026
Oct 2018
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
—
i9-9900K
Package
Manufacturing Process
5 nm
14 nm
Socket
Intel Socket 4710
LGA-1151
Power Consumption
180 W
95 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
3.6 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
36x
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
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
Benchmark
Cinebench R23
—
1,333
Cinebench R23
—
12,496
Geekbench 6
—
1,665
Geekbench 5
—
1,265
Geekbench 6
—
6,395
Geekbench 5
—
8,406
Blender
—
210
Passmark CPU
—
2,945
Passmark CPU
—
18,381
▲ Specs Compare
Data sourced from official specifications and benchmark tests.