Intel Core i9 12900 vs Intel Core i7-6785R
We compared two desktop CPUs: Intel Core i9 12900 with 16 cores 2.4GHz and Intel Core i7 6785R with 4 cores 3.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core i9 12900 's Advantages
Released 5 years and 8 months late
Higher specification of memory (4800 vs 2133)
Larger memory bandwidth (76.8GB/s vs 34.1GB/s)
Newer PCIe version (5 vs 3)
Larger L3 cache size (30MB vs 8MB)
More modern manufacturing process (10nm vs 14nm)
Intel Core i7-6785R 's Advantages
Integrated graphics card
Higher base frequency (3.3GHz vs 2.4GHz)
Score
Benchmark
Geekbench 6 Single Core
Intel Core i9 12900
+279%
2727
Intel Core i7 6785R
718
Geekbench 6 Multi Core
Intel Core i9 12900
+537%
13396
Intel Core i7 6785R
2101
General Parameters
Jan 2022
Release Date
May 2016
Intel
Manufacturer
Intel
Desktop
Type
Desktop
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Alder Lake-S
Core Architecture
Skylake
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Intel Socket 1700
Socket
Intel BGA 1440
UHD Graphics 770
Integrated Graphics
Iris Pro 580
Core i9 (Alder Lake-S)
Generation
Core i7(Skylake-R)
Package
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10 nm
Manufacturing Process
14 nm
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65 W
Power Consumption
65 W
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72 °C
Peak Operating Temperature
100°C
Intel
Foundry
Intel
215 mm²
Die Size
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CPU Performance
8
Performance Cores
4
16
Performance Core Threads
8
2.4 GHz
Performance Core Base Frequency
3.3 GHz
5.1 GHz
Performance Core Turbo Frequency
3.9 GHz
8
Efficiency Cores
-
8
Efficiency Core Threads
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1800 MHz
Efficiency Core Base Frequency
-
3.8 GHz
Efficiency Core Turbo Frequency
-
16
Total Core Count
4
24
Total Thread Count
8
100 MHz
Bus Frequency
100 MHz
24.0
Multiplier
33.0
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80 KB per core
L1 Cache
64 KB per core
1.25 MB per core
L2 Cache
256 KB per core
30 MB shared
L3 Cache
8 MB shared
Yes
Unlocked Multiplier
No
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1
SMP
1
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Memory Parameters
DDR4-3200, DDR5-4800
Memory Types
DDR3, DDR4-2133
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Max Memory Size
64
2
Max Memory Channels
2
76.8 GB/s
Max Memory Bandwidth
34.1 GB/s
No
ECC Memory Support
No
Graphics Card Parameters
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Integrated Graphics
true
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GPU Base Frequency
350 MHz
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GPU Max Dynamic Frequency
1150 MHz
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AI Accelerator
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