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Comparison
AMD Ryzen 9 7945HX vs AMD Ryzen 5 7645HX
AMD Ryzen 9 7945HX vs AMD Ryzen 5 7645HX
VS
AMD Ryzen 9 7945HX
AMD Ryzen 5 7645HX
We compared two laptop CPUs: AMD Ryzen 9 7945HX with 16 cores 2.5GHz and AMD Ryzen 5 7645HX with 6 cores 4.0GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
AMD Ryzen 9 7945HX 's Advantages
Larger L3 cache size (64MB vs 32MB)
AMD Ryzen 5 7645HX 's Advantages
Higher base frequency (4.0GHz vs 2.5GHz)
Lower TDP (45W vs 55W)
Score
Benchmark
Cinebench R23 Single Core
AMD Ryzen 9 7945HX
+7%
1963
AMD Ryzen 5 7645HX
1827
Cinebench R23 Multi Core
AMD Ryzen 9 7945HX
+145%
34581
AMD Ryzen 5 7645HX
14098
Geekbench 6 Single Core
AMD Ryzen 9 7945HX
+6%
2906
AMD Ryzen 5 7645HX
2720
Geekbench 6 Multi Core
AMD Ryzen 9 7945HX
+63%
19413
AMD Ryzen 5 7645HX
11906
Geekbench 5 Single Core
AMD Ryzen 9 7945HX
+10%
2095
AMD Ryzen 5 7645HX
1895
Geekbench 5 Multi Core
AMD Ryzen 9 7945HX
+74%
19488
AMD Ryzen 5 7645HX
11141
AMD Ryzen 9 7945HX
VS
AMD Ryzen 5 7645HX
General Parameters
Jan 2023
Release Date
Jan 2023
Amd
Manufacturer
AMD
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Zen 4 (Dragon Range)
Core Architecture
Zen 4 (Dragon Range)
FL1
Socket
FL1
Radeon 610M
Integrated Graphics
Radeon 610M
Package
13.1 billions
Transistor Count
-
5 nm
Manufacturing Process
5 nm
FL1
Socket
FL1
55-75 W
Power Consumption
45-75 W
100°C
Peak Operating Temperature
100°C
CPU Performance
16
Performance Cores
6
32
Performance Core Threads
12
2.5 GHz
Performance Core Base Frequency
4.0 GHz
5.4 GHz
Performance Core Turbo Frequency
5 GHz
16
Total Core Count
6
32
Total Thread Count
12
100 MHz
Bus Frequency
100 MHz
25x
Multiplier
40x
64 K per core
L1 Cache
64 K per core
1 MB per core
L2 Cache
1 MB per core
64 MB shared
L3 Cache
32 MB shared
Yes
Unlocked Multiplier
Yes
Memory Parameters
DDR5-5200
Memory Types
DDR5-5200
64 GB
Max Memory Size
64 GB
2
Max Memory Channels
2
83.2 GB/s
Max Memory Bandwidth
83.2 GB/s
No
ECC Memory Support
No
Graphics Card Parameters
true
Integrated Graphics
true
1500 MHz
GPU Base Frequency
1500 MHz
2200 MHz
GPU Max Dynamic Frequency
2200 MHz
128
Shader Units
128
8
Texture Units
8
4
Raster Operation Units
4
2
Execution Units
2
15 W
Power Consumption
15 W
0.49 TFLOPS
Graphics Performance
0.49 TFLOPS
Miscellaneous
AMD Ryzen 9 7945HX
Official Website
AMD Ryzen 5 7645HX
5.0
PCIe Version
5.0
28
PCIe Lanes
28
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6
AMD Ryzen 9 7945HX vs AMD Ryzen 9 7845HX
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AMD Ryzen 5 7645HX vs Intel Core i5 13500HX
8
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9
AMD Ryzen 9 7945HX vs Intel Core 7 150U
10
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2
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3
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