Home Comparison AMD Ryzen 7 3700U vs AMD Ryzen 7 7840U

AMD Ryzen 7 3700U vs AMD Ryzen 7 7840U

AMD Ryzen 7 3700U
VS
AMD Ryzen 7 7840U
AMD Ryzen 7 3700U
AMD Ryzen 7 7840U
We compared two laptop CPUs: AMD Ryzen 7 3700U with 4 cores 2.3GHz and AMD Ryzen 7 7840U with 8 cores 3.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 7 7840U 's Advantages
Released 4 years and 4 months late
Better graphics card performance
Higher specification of memory (7500 vs 2400)
Larger memory bandwidth (89.6GB/s vs 35.76GB/s)
Newer PCIe version (4.0 vs 3.0)
Higher base frequency (3.3GHz vs 2.3GHz)
Larger L3 cache size (16MB vs 4MB)
More modern manufacturing process (4nm vs 12nm)
Lower TDP (30W vs 35W)

Score

Benchmark

Cinebench R23 Single Core
AMD Ryzen 7 3700U
920
AMD Ryzen 7 7840U +89%
1745
Cinebench R23 Multi Core
AMD Ryzen 7 3700U
3792
AMD Ryzen 7 7840U +237%
12789
Geekbench 6 Single Core
AMD Ryzen 7 3700U
809
AMD Ryzen 7 7840U +206%
2480
Geekbench 6 Multi Core
AMD Ryzen 7 3700U
2380
AMD Ryzen 7 7840U +383%
11518
Blender
AMD Ryzen 7 3700U
49
AMD Ryzen 7 7840U +363%
227
Geekbench 5 Single Core
AMD Ryzen 7 3700U
860
AMD Ryzen 7 7840U +121%
1907
Geekbench 5 Multi Core
AMD Ryzen 7 3700U
2751
AMD Ryzen 7 7840U +277%
10387
Passmark CPU Single Core
AMD Ryzen 7 3700U
1976
AMD Ryzen 7 7840U +81%
3593
Passmark CPU Multi Core
AMD Ryzen 7 3700U
7197
AMD Ryzen 7 7840U +246%
24968
AMD Ryzen 7 3700U
VS
AMD Ryzen 7 7840U

General Parameters

Jan 2019
Release Date
May 2023
AMD
Manufacturer
Amd
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Picasso
Core Architecture
Zen 4 (Phoenix)
FP5
Socket
FP8
Radeon Vega 10
Integrated Graphics
Radeon 780M

Package

4.9 billions
Transistor Count
25 billions
12 nm
Manufacturing Process
4 nm
12-35 W
Power Consumption
15-30 W
105 °C
Peak Operating Temperature
100 °C

CPU Performance

4
Performance Cores
8
8
Performance Core Threads
16
2.3 GHz
Performance Core Base Frequency
3.3 GHz
4 GHz
Performance Core Turbo Frequency
5.1 GHz
4
Total Core Count
8
8
Total Thread Count
16
100 MHz
Bus Frequency
100 MHz
23x
Multiplier
33
96 K per core
L1 Cache
64 K per core
512 K per core
L2 Cache
8 MB
4 MB shared
L3 Cache
16 MB
No
Unlocked Multiplier
No

Memory Parameters

DDR4-2400
Memory Types
DDR5-5600, LPDDR5x-7500
32 GB
Max Memory Size
256 GB
2
Max Memory Channels
2
35.76 GB/s
Max Memory Bandwidth
89.6 GB/s
Yes
ECC Memory Support
No

Graphics Card Parameters

true
Integrated Graphics
true
300 MHz
GPU Base Frequency
800 MHz
1400 MHz
GPU Max Dynamic Frequency
2700 MHz
640
Shader Units
768
40
Texture Units
48
8
Raster Operation Units
32
10
Execution Units
12
10 W
Power Consumption
15 W
3840x2160 - 60 Hz
Max Resolution
7680x4320 - 60 Hz
1.664 TFLOPS
Graphics Performance
4.15 TFLOPS

AI Accelerator

-
NPU
AMD Ryzen™ AI
-
Theoretical performance
10 TOPS

Miscellaneous

AMD Ryzen 7 3700U
Official Website
AMD Ryzen 7 7840U
3.0
PCIe Version
4.0
12
PCIe Lanes
20

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