Home > CPU Comparison > Ryzen Z1 Extreme or Ryzen 7 7840U: what's better?

AMD Ryzen Z1 Extreme vs Ryzen 7 7840U

57 out of 100
AMD Ryzen Z1 Extreme
VS
57 out of 100
AMD Ryzen 7 7840U
AMD Ryzen Z1 Extreme
AMD Ryzen 7 7840U

We compared two 8-core laptop CPUs: the 3.3 GHz AMD Ryzen Z1 Extreme against the 3.3 GHz Ryzen 7 7840U. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.

  1. Review
  2. Differences
  3. Performance
  4. Specs
  5. Comments

Review

General overview and comparison of the processors
Single-Core Performance
Performance in single-threaded apps and benchmarks
Multi-Core Performance
Measure performance when all cores are involved
Power Efficiency
The efficiency score of power consumption
Integrated Graphics
iGPU capabilities for gaming and 3D-intensive tasks
NanoReview Final Score
Choose your main usage scenario to recalculate the Final Score and see which CPU suits your needs.
๐Ÿ”Œ Usage Scenario:

Test in Benchmarks

Comparing the performance of CPUs across various tasks
CPU:
Ryzen Z1 Extreme
vs
Ryzen 7 7840U

Cinebench

Reputable cross-platform benchmark for high-performance processors
Cinebench 2024 (Single)
Cinebench 2024 (Multi)
Submit your benchmark results

GeekBench v6

The new version of this benchmark emulates common operations often used in real-world apps
Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
File compression 1120 MB/sec 1110 MB/sec
Clang compilation 90.7 Klines/sec 82.2 Klines/sec
HTML 5 Browser 214.1 pages/sec 210.4 pages/sec
PDF Renderer 346.1 Mpixels/sec 298.4 Mpixels/sec
Text processing 271.3 pages/sec 250.6 pages/sec
Background blur 52.2 images/sec 47.5 images/sec
Photo processing 93.4 images/sec 90.5 images/sec
Ray tracing 20.6 Mpixels/sec 17.5 Mpixels/sec
Sources: GeekBench [1], [2] โ€“ 1087 samples

PassMark

Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Integer math 89.2 GOps/sec 89.3 GOps/sec
Floating point math 52.6 GOps/sec 50.9 GOps/sec
Find prime numbers 73M Primes/sec 79M Primes/sec
Random string sorting 34.8M Strings/sec 33.5M Strings/sec
Data encryption 17.6 GBytes/sec 17.4 GBytes/sec
Data compression 291.2 MBytes/sec 282.7 MBytes/sec
Physics 1078 Frames/sec 1245 Frames/sec
Extended instructions 21.5B Matrices/sec 20B Matrices/sec
Sources: PassMark [3], [4] โ€“ 1219 & 551 samples

Blender

3D rendering test that measures CPU performance in 3D modeling tasks (uses all cores)
Blender CPU
Ryzen Z1 Extreme
176.58
Ryzen 7 7840U +13%
199.52

Performance Per Watt

Shows the score you get per each watt of PL1 TDP
Cinebench 2024 / Watt 24.4 PPW 24.3 PPW
Geekbench 6 Multi / Watt 374.1 PPW 357.5 PPW
Passmark CPU Mark / Watt 820.1 PPW 812.8 PPW
Blender / Watt 5.89 PPW 6.65 PPW
These are rough calculations, as most CPUs surpass PL1 TDP wattage even in multicore workloads.

Recent User Tests

The latest benchmark tests that have been submitted by users
AMD Ryzen Z1 Extreme
No benchmark results yet
Add
AMD Ryzen 7 7840U
DateBenchmarkResult
๐Ÿ“˜ 2025-08-03 (Aaron)Cinebench 202493 / 764
๐Ÿ“˜ 2025-03-15 (JP)Cinebench 202496 / 728
Add View all (2)

Specifications

Full technical specification of AMD Ryzen Z1 Extreme and Ryzen 7 7840U

General

Vendor Amd Amd
Released April 25, 2023 May 3, 2023
Type Laptop Laptop
Instruction Set x86-64 x86-64
Codename Zen 4 (Phoenix) Zen 4 (Phoenix)
Integrated GPU Radeon 780M Radeon 780M
Rival Equivalent - - Intel Core i7 1370P
Successor - AMD Ryzen Z2 Extreme - AMD Ryzen 7 250
AMD Ryzen CPU ranking (79th and 82nd place)

CPU

Performance Cores
P-Cores 8 8
P-Threads 16 16
Base Frequency (P) 3.3 GHz 3.3 GHz
Turbo Boost Frequency (P) 5.1 GHz 5.1 GHz
Total
Total Cores 8 8
Total Threads 16 16
Bus Frequency 100 MHz 100 MHz
Multiplier 33x 33x
L1 Cache 64K (per core) 64K (per core)
L2 Cache 1MB (per core) 1MB (per core)
L3 Cache 16MB (shared) 16MB (shared)
Unlocked Multiplier No No

Package

Transistors 25 billions 25 billions
Fabrication Process 4 nm 4 nm
TDP (PL1) 9-30 W (configurable) 15-30 W (configurable)
Socket FP8 FP8
Peak Temperature 100ยฐC 100ยฐC
Laptop processors ranking (126th and 130th place)

iGPU

Integrated Graphics Radeon 780M Radeon 780M
GPU Base Clock 800 MHz 800 MHz
GPU Boost Clock 2700 MHz 2700 MHz
Shading Units 768 768
TMUs 48 48
ROPs 32 32
Execution Units 12 12
TGP 15 W 15 W
iGPU FLOPS
Ryzen Z1 Extreme
4.1 TFLOPS
Ryzen 7 7840U
4.1 TFLOPS
See: Radeon 780M benchmarks

Memory Support

Memory Types - DDR5-5600
- LPDDR5x-7500		 - DDR5-5600
- LPDDR5x-7500
Max. Memory Size 256 GB 256 GB
Memory Channels 2 2
ECC Support Yes No

Misc

Official Site AMD Ryzen Z1 Extreme official page AMD Ryzen 7 7840U official page
PCI Express Version 4.0 4.0
PCI Express Lanes 20 20

Cast your vote

Choose between two processors
63 (50.4%)
62 (49.6%)
Total votes: 125

Competitors

1. AMD Ryzen Z1 Extreme vs AMD Ryzen 7 8840U (1)
2. AMD Ryzen Z1 Extreme vs Apple M4 (10-Core)
3. AMD Ryzen Z1 Extreme vs Intel Core Ultra 7 155H (3)
4. AMD Ryzen Z1 Extreme vs AMD Ryzen Z1
5. AMD Ryzen Z1 Extreme vs Intel Core Ultra 7 165H
6. AMD Ryzen Z1 Extreme vs Qualcomm Snapdragon X Elite (X1E-84-100)
7. AMD Ryzen 7 7840U vs Intel Core Ultra 7 155H (3)
8. AMD Ryzen 7 7840U vs Intel Core i7 1360P (1)
9. AMD Ryzen 7 7840U vs AMD Ryzen 7 8840U (4)
10. AMD Ryzen 7 7840U vs Intel Core i7 1355U
Compare other CPUs (460+)

Comments

So which CPU will you choose: AMD Ryzen 7 7840U or Z1 Extreme?
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