Intel Xeon 656 vs Intel Core i9 12900HK
CPU Specs Compare
General Parameters
Release Date
Feb 2026
Jan 2022
Manufacturer
Intel
Intel
Type
Server
Laptop
Core Architecture
Granite Rapids
Alder Lake
Integrated Graphics
N/A
Iris Xe Graphics (96EU)
Generation
Xeon 600 (Granite Rapids-WS)
-
Series
Intel Xeon 6 processors
-
Instruction Set
-
x86-64
Processor Number
-
i9-12900HK
Package
Manufacturing Process
5 nm
10 nm
Socket
Intel Socket 4710
BGA-1744
Power Consumption
210 W
35-45 W
Peak Operating Temperature
98°C
100°C
Foundry
Intel
-
Die Size
2x598 mm²
-
I/O Process Size
10 nm
-
I/O Die Size
2x 241
-
Package
FC-LGA18N
-
Max Turbo Power Consumption
-
115 W
CPU Performance
Performance Cores
20
6
Performance Core Threads
40
12
Performance Core Base Frequency
2.9 GHz
2.5 GHz
Performance Core Turbo Frequency
4.8 GHz
5 GHz
Total Core Count
20
14
Total Thread Count
40
20
Bus Frequency
100 MHz
100 MHz
Multiplier
29.0
25x
L1 Cache
112 KB per core
80 K per core
L2 Cache
2 MB per core
1280 K per core
L3 Cache
72 MB shared
24 MB shared
Unlocked Multiplier
Yes
Yes
SMP
1
-
Efficiency Cores
-
8
Efficiency Core Threads
-
8
Efficiency Core Base Frequency
-
1.8 GHz
Efficiency Core Turbo Frequency
-
3.8 GHz
Memory Parameters
Memory Types
DDR5-6400
DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267
Max Memory Size
4 TB
64 GB
Max Memory Channels
8
2
Max Memory Bandwidth
409.6 GB/s
76.8 GB/s
ECC Memory Support
Yes
No
Graphics Card Parameters
Integrated Graphics
-
true
GPU Base Frequency
-
300 MHz
GPU Max Dynamic Frequency
-
1450 MHz
Shader Units
-
768
Texture Units
-
48
Raster Operation Units
-
24
Execution Units
-
96
Power Consumption
-
15 W
📊 Benchmark
Cinebench R23
-
1,934
Cinebench R23
-
18,257
Geekbench 6
-
2,361
Geekbench 5
-
1,793
Geekbench 6
-
12,172
Geekbench 5
-
13,317
Blender
-
253
Passmark CPU
-
3,676
Passmark CPU
-
27,949