Intel Core i5 6600 vs AMD Ryzen 5 Pro 9645
CPU · Specs Compare
General Parameters
Release Date
Sep 2015
Jan 2026
Manufacturer
Intel
Amd
Type
Desktop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Skylake
Zen 5 (Granite Ridge)
Processor Number
i5-6600
9645
Integrated Graphics
HD Graphics 530
Radeon Graphics
Package
Transistor Count
1.75 billions
—
Manufacturing Process
14 nm
4 nm
Socket
LGA-1151
AM5
Power Consumption
65 W
65 W
Peak Operating Temperature
—
95 °C
CPU Performance
Performance Cores
4
6
Performance Core Threads
4
12
Performance Core Base Frequency
3.3 GHz
3.9 GHz
Performance Core Turbo Frequency
3.9 GHz
5.4 GHz
Total Core Count
4
6
Total Thread Count
4
12
Bus Frequency
100 MHz
100 MHz
Multiplier
33x
39
L1 Cache
64 K per core
80 K per core
L2 Cache
256 K per core
1 MB per core
L3 Cache
6 MB shared
32 MB shared
Unlocked Multiplier
No
Yes
Memory Parameters
Memory Types
DDR4-2133, DDR3L-1600
DDR5-5600
Max Memory Size
64 GB
—
Max Memory Channels
2
—
Max Memory Bandwidth
34.1 GB/s
—
ECC Memory Support
No
Yes
Graphics Card Parameters
Integrated Graphics
true
true
GPU Max Dynamic Frequency
1150 MHz
2200 MHz
GPU Base Frequency
—
400 MHz
Shader Units
—
128
Texture Units
—
8
Raster Operation Units
—
4
Execution Units
—
2
Power Consumption
—
15
Miscellaneous
PCIe Version
3.0
5.0
PCIe Lanes
16
28
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2
—
Benchmark
Cinebench R23
1,042
2,150
Cinebench R23
3,810
17,163
Geekbench 6
1,215
3,285
Geekbench 5
953
—
Geekbench 6
3,041
13,515
Geekbench 5
3,325
—
Blender
41
—
Passmark CPU
2,246
4,641
Passmark CPU
5,989
31,474
Cinebench 2024
—
132
Cinebench 2024
—
969
▲ Specs Compare
Data sourced from official specifications and benchmark tests.