AMD Ryzen 7 7840U vs AMD Ryzen 7 7840HS

Compared 2 processors: AMD Ryzen 7 7840U, vs AMD Ryzen 7 7840HS. Below are specs, tests, pros and cons for each device

Review

Key Specs AMD Ryzen 7 7840U and AMD Ryzen 7 7840HS
Single-Thread Perf.
Single-Core Benchmark Score
Multi-Thread Perf.
Multi-Core Benchmark Score
Energy Efficiency
Chip Power Efficiency
Integrated Graphics
iGPU Performance in Games & 3D
NanoReview Score
Overall score by NanoReview

Tests & specs

Specs & test comparison

Benchmarks

CPU performance comparison across tasks
Cinebench R23
Cinebench R23 (Single-Core)
AMD Ryzen 7 7840U
1754
AMD Ryzen 7 7840HS
1793
Cinebench R23 (Multi-Core)
AMD Ryzen 7 7840U
12883
AMD Ryzen 7 7840HS
17088
Cinebench 2024
Cinebench 2024 (Single-Core)
AMD Ryzen 7 7840U
102
AMD Ryzen 7 7840HS
101
Cinebench 2024 (Single-Core)
AMD Ryzen 7 7840U
762
AMD Ryzen 7 7840HS
944
PassMark
PassMark CPU (Single-Core)
AMD Ryzen 7 7840U
3590
AMD Ryzen 7 7840HS
3772
PassMark CPU (Multi-Core)
AMD Ryzen 7 7840U
24946
AMD Ryzen 7 7840HS
28807
Integer Math91.5 GOps/s99.4 GOps/s
Floating-Point Math52.2 GOps/s60.4 GOps/s
Prime Number Search80 M primes/s89 M primes/s
Random String Sort33.7 M strings/s40.3 M strings/s
Data Encryption17.8 GB/s20.8 GB/s
Data Compression290.8 MB/s348.1 MB/s
Physics1254 frames/s1385 frames/s
Extended Instructions206 M matrices/s259 M matrices/s
GeekBench v6
Geekbench 6 (Single-Core)
AMD Ryzen 7 7840U
2465
AMD Ryzen 7 7840HS
2577
Geekbench 6 (Multi-Core)
AMD Ryzen 7 7840U
10726
AMD Ryzen 7 7840HS
12085
File Compression1110 MB/s1120 MB/s
Clang Compilation82.2 KLines/s102.5 KLines/s
HTML5 Browser210.4 pages/s217.2 pages/s
PDF Rendering298.4 MP/sec350 MP/sec
Text Processing250.6 pages/s251.8 pages/s
Background Blur47.5 frames/s59.4 frames/s
Photo Processing90.5 frames/s87.6 frames/s
Ray Tracing17.5 MP/sec22.5 MP/sec

Blender

Real-world 3D modeling test
Blender CPU
AMD Ryzen 7 7840U
199.52
AMD Ryzen 7 7840HS
218.59

Performance/Watt

Points per watt of PL1 TDP
Geekbench 6 Multi / W 357.5 PPW 223.8 PPW
PassMark CPU / W 831.5 PPW 533.5 PPW
Cinebench 2024 / W 25.4 PPW 17.5 PPW
Blender / W 6.65 PPW 4.05 PPW

General Info

Manufacturer AMD AMD
Announced May, 3, 2023 January, 4, 2023
Type Laptop use Laptop use
Architecture x86-64 x86-64
Codename Zen 4 (Phoenix) Zen 4 (Phoenix)
Integrated GPU Radeon 780M Radeon 780M

Processor

Performance cores
Cores 8 8
Threads 16 16
Frequency 3.3 GHz 3.8 GHz
Max Frequency (Turbo) 5.1 GHz 5.1 GHz
General
Cores count88
Threads count1616
Bus frequency100 MHz100 MHz
Multiplier33x38x
L1 cache64 KB/core64 KB/core
L2 cache1000 KB/core1000 KB/core
L3 Cache16 MB total16 MB total
Unlocked multiplierNoNo

Package

Transistor count 25 billion 25 billion
Process tech. 4 nm 4 nm
Power (TDP) 15-30 W 35-54 W
Socket FP8 FP8
Critical temp. 100 °C 100 °C

Memory Support

Memory Type - DDR5-5600
- LPDDR5x-7500
- DDR5-5600
- LPDDR5x-7500
Max Size 256 GB 256 GB
Channels 2 2
ECC support No Yes

Other

PCIe Version 4.0 4.0
Max PCIe Lanes 20 20

Note

AMD Ryzen 7 7840HS:

DDR5 memory is supported only on the FP7r2 socket, while FP7 and FP8 sockets support LPDDR5/x. ECC support is available exclusively on the FP7r2 socket.

Results

No clear favorite identified yet; updates may follow as new data arrives.

Survey

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