Intel Core i9 7900X vs Intel Core i9 12900HK
CPU · Specs Compare
General Parameters
Release Date
May 2017
Jan 2022
Manufacturer
Intel
Intel
Type
Desktop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Skylake
Alder Lake
Processor Number
i9-7900X
i9-12900HK
Integrated Graphics
N/A
Iris Xe Graphics (96EU)
Package
Manufacturing Process
14 nm
10 nm
Socket
LGA-2066
BGA-1744
Power Consumption
140 W
35-45 W
Peak Operating Temperature
95 °C
100°C
Max Turbo Power Consumption
—
115 W
CPU Performance
Performance Cores
10
6
Performance Core Threads
20
12
Performance Core Base Frequency
3.3 GHz
2.5 GHz
Performance Core Turbo Frequency
4.3 GHz
5 GHz
Total Core Count
10
14
Total Thread Count
20
20
Bus Frequency
100 MHz
100 MHz
Multiplier
33x
25x
L1 Cache
64 K per core
80 K per core
L2 Cache
1 MB per core
1280 K per core
L3 Cache
14 MB shared
24 MB shared
Unlocked Multiplier
Yes
Yes
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
DDR4-2666
DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267
Max Memory Size
128 GB
64 GB
Max Memory Channels
4
2
Max Memory Bandwidth
79.47 GB/s
76.8 GB/s
ECC Memory Support
No
No
Miscellaneous
PCIe Version
3.0
4.0
PCIe Lanes
44
28
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2, AVX-512
—
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
1,203
1,934
Cinebench R23
14,998
18,257
Geekbench 6
1,323
2,361
Geekbench 6
8,536
12,172
Passmark CPU
2,556
3,676
Passmark CPU
20,991
27,949
Geekbench 5
—
1,793
Geekbench 5
—
13,317
Blender
—
253
▲ Specs Compare
Data sourced from official specifications and benchmark tests.