Intel Core i7 6950X vs Intel Core i9 12900F
CPU · Specs Compare
General Parameters
Release Date
May 2016
Jan 2022
Manufacturer
Intel
Intel
Type
Desktop
Desktop
Instruction Set
x86-64
—
Core Architecture
Broadwell E
Alder Lake-S
Processor Number
i7-6950X
—
Integrated Graphics
N/A
N/A
Generation
—
Core i9 (Alder Lake-S)
Package
Manufacturing Process
14 nm
10 nm
Socket
LGA-2011-3
Intel Socket 1700
Power Consumption
140 W
65 W
Peak Operating Temperature
—
72 °C
Foundry
—
Intel
Die Size
—
215 mm²
Package
—
FC-LGA16A
CPU Performance
Performance Cores
10
8
Performance Core Threads
20
16
Performance Core Base Frequency
3.0 GHz
2.4 GHz
Performance Core Turbo Frequency
3.5 GHz
5.1 GHz
Total Core Count
10
16
Total Thread Count
20
24
Bus Frequency
100 MHz
100 MHz
Multiplier
30x
24.0
L1 Cache
32 K per core
80 KB per core
L2 Cache
256 K per core
1.25 MB per core
L3 Cache
25 MB shared
30 MB shared
Unlocked Multiplier
No
Yes
Efficiency Cores
—
8
Efficiency Core Threads
—
8
Efficiency Core Base Frequency
—
1800 MHz
Efficiency Core Turbo Frequency
—
3.8 GHz
SMP
—
1
Memory Parameters
Memory Types
DDR4-2133
DDR4-3200, DDR5-4800
Max Memory Size
128 GB
—
Max Memory Channels
4
2
Max Memory Bandwidth
76.8 GB/s
76.8 GB/s
ECC Memory Support
No
No
Miscellaneous
PCIe Version
3.0
5
PCIe Lanes
40
20
Benchmark
Cinebench R23
1,069
1,988
Cinebench R23
9,743
26,455
Geekbench 6
1,020
2,572
Geekbench 6
6,726
13,687
Passmark CPU
2,330
—
Passmark CPU
17,362
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.