Ryzen 7 7840HS

Details and Benchmarks for AMD Ryzen 7 7840HS

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Benchmark Results

Combined benchmark scores based on multiple data points, giving a quick overview of this processor's performance.

Overall Score

Overall score for Ryzen 7 7840HS based on all benchmark results gathered. Look at this like a meta score, you will find more specific workload ratings below.

6,427 Rank: 131
Rank Name Score Visual
127 Xeon w5-3425 6,447
+0.3%
128 Xeon Gold 6438Y+ 6,433
+0.1%
129 Xeon W-1390P 6,432
+0.1%
130 Core i9-11900K 6,428
+0%
131 Ryzen 7 7840HS 6,427
132 Core i9-9940X 6,414
-0.2%
133 Ryzen Threadripper 2990WX 6,400
-0.4%
134 Core i9-10920X 6,392
-0.5%
135 Xeon Silver 4416+ 6,388
-0.6%
136 Xeon E-2388G 6,362
-1%

View full ranking →

Multicore Score

Multicore performance score for Ryzen 7 7840HS based on multi-threaded benchmark results.

6,173 Rank: 206
Rank Name Score Visual
202 Xeon E5-2682 v4 6,237
+1%
203 Ryzen Threadripper 1920X 6,226
+0.9%
204 Ryzen 9 3900XT 6,221
+0.8%
205 Ryzen 7 8845HS 6,195
+0.4%
206 Ryzen 7 7840HS 6,173
207 Ryzen 9 PRO 5945 6,173
+0%
208 Core i9-11900K 6,171
+-0%
209 EPYC 7352 6,162
-0.2%
210 Ryzen 7 5800X3D 6,157
-0.3%
211 Ryzen AI 7 350 6,145
-0.5%

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Singlecore Score

Single-core performance score for Ryzen 7 7840HS based on single-threaded benchmark results.

6,597 Rank: 101
Rank Name Score Visual
97 Ryzen 7 PRO 5845 6,601
+0.1%
98 Xeon w9-3495X 6,600
+0%
99 Core i9-11900K 6,599
+0%
100 Core Ultra 7 256V 6,598
+0%
101 Ryzen 7 7840HS 6,597
102 Core Ultra 7 258V 6,590
-0.1%
103 Ryzen 9 5900 6,581
-0.2%
104 Xeon w5-2465X 6,575
-0.3%
105 Xeon E-2276G 6,568
-0.4%
106 Xeon w7-2495X 6,568
-0.4%

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Workload Scores

Performance scores grouped by workload type, normalized and aggregated from multiple raw benchmark results.

Number Crunching

Aggregated score for Ryzen 7 7840HS based on integer math, floating point math, and prime number computation benchmarks.

5,381 Rank: 215
Rank Name Score Visual
211 Xeon Gold 6140 5,388
+0.1%
212 Ryzen 7 5700X 5,388
+0.1%
213 Core Ultra 7 258V 5,387
+0.1%
214 Core i7-12700H 5,382
+0%
215 Ryzen 7 7840HS 5,381
216 Core i9-7940X 5,377
-0.1%
217 Ryzen 7 8845HS 5,375
-0.1%
218 Xeon Gold 5317 5,373
-0.1%
219 Core i9-10920X 5,371
-0.2%
220 Xeon E5-2673 v4 5,363
-0.3%

View full ranking →

Data Processing

Aggregated score for Ryzen 7 7840HS based on data encryption, data compression, and string sorting benchmarks.

5,536 Rank: 194
Rank Name Score Visual
190 Xeon Gold 6240 5,572
+0.7%
191 Ryzen 7 8845HS 5,544
+0.1%
192 EPYC 7272 5,543
+0.1%
193 Ryzen AI 9 365 5,540
+0.1%
194 Ryzen 7 7840HS 5,536
195 Core i9-7940X 5,532
-0.1%
196 Xeon Gold 6140 5,528
-0.1%
197 Xeon Gold 6242 5,519
-0.3%
198 Ryzen 7 5800XT 5,518
-0.3%
199 Xeon Gold 6142 5,511
-0.5%

View full ranking →

Physics & Compute

Aggregated score for Ryzen 7 7840HS based on physics simulation and extended instruction set (SSE/AVX) benchmarks.

5,408 Rank: 209
Rank Name Score Visual
205 Xeon E5-2699 v4 5,426
+0.3%
206 Xeon E5-2696 v4 5,412
+0.1%
207 Ryzen Threadripper 2990WX 5,410
+0%
208 Core i9-9900X 5,409
+0%
209 Ryzen 7 7840HS 5,408
210 Xeon Gold 6136 5,407
+-0%
211 Xeon E5-4669 v4 5,405
-0.1%
212 Core i9-10900X 5,405
-0.1%
213 Core i9-12900T 5,402
-0.1%
214 Ryzen 7 8845HS 5,401
-0.1%

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Ryzen 7 7840HS Details

As of March 2026, the AMD Ryzen 7 7840HS remains a compelling option in the mobile processor landscape, particularly for users seeking a balance between performance and power efficiency. Launched in early 2023, this processor belongs to the Ryzen 7 lineup and is built on AMD’s Zen 4 (Phoenix) microarchitecture, fabricated on a 4 nm process by TSMC. Its design emphasizes performance per watt, making it ideal for thin-and-light laptops and mobile workstations where thermal constraints are a key consideration.

The Ryzen 7 7840HS features 8 cores and 16 threads, enabled by Simultaneous Multithreading (SMT), allowing it to handle demanding multitasking and parallel workloads effectively. It operates at a base frequency of 3.8 GHz, with a turbo frequency reaching up to 5.1 GHz, depending on workload and thermal conditions. The processor is packaged in the FP8 socket, and its 35 W TDP ensures energy efficiency without sacrificing performance. It supports DDR5-5600 memory across a dual-channel interface, delivering a memory bandwidth of 89.6 GB/s, and supports ECC memory, a valuable trait for professional and server-grade applications.

Integrated graphics are provided by the Radeon 780M, which includes 12 compute units and supports up to four display outputs. This GPU offers decent performance for light gaming and multimedia tasks, reducing the need for a discrete graphics card in many scenarios. The chip also supports a range of modern instruction sets, including AVX2, AVX-512, AES-NI, and AMD-V virtualization, making it suitable for content creation, machine learning, and virtualization workloads.

In benchmark testing, the Ryzen 7 7840HS scores 6427 overall, ranking #131 out of 2060 processors, with a single-core score of 6597 (#101) and a multicore score of 6173 (#206). These results place it just behind the Core i9-11900K in overall performance but ahead of the Ryzen 7 5800X3D and Ryzen AI 7 350. The single-core performance is particularly strong, indicating excellent responsiveness in everyday tasks and applications that benefit from high clock speeds. However, its multicore performance trails behind several newer and more powerful CPUs, such as the Ryzen 7 8845HS and the Core i9-11900K, highlighting that while it remains competitive, it is no longer at the top of the mobile hierarchy.

When compared to its peers, the Ryzen 7 7840HS competes closely with high-end mobile processors from Intel and AMD, particularly in single-threaded performance, but falls behind in sustained multicore workloads. It sits in a tier just below the top 50 overall, indicating that while it remains capable, it is not a top-tier performer in today’s market. The processor's strongest asset is its combination of high clock speeds, integrated graphics, and low power consumption, making it well-suited for portable workstations, content creation, and productivity-focused laptops.

In conclusion, the Ryzen 7 7840HS is a capable mid-to-high-end mobile processor that delivers strong single-core performance and efficient power usage. While it is no longer the latest offering from AMD, its performance and features make it a solid choice for users who prioritize portability and balanced performance over raw power. It remains a strong contender in the mobile space, especially for those building or upgrading laptops where integrated graphics and energy efficiency are key priorities.
Frequently Compared

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AMD Ryzen 7 7840HS

Main Specifications

Designer: AMD
Name: Ryzen 7 7840HS
Cores: 8
Threads: 16
Base Frequency: 3800 MHz
Clock Multiplier: 38x (locked)
Core Name: Phoenix
Socket: Socket FP8
Package: FP8, FP7, FP7r2
Target Segment: Mobile
TDP: 35 W

Cache Specifications

L1 Cache: 62.464 KiB
L2 Cache: 0.954 MiB
L3 Cache: 15.259 MiB

Memory Specifications

Supported Memory Type: DDR5-5600 MHz Dual-channel

Physical Specifications

Process: 4 nm
Die Area: 178 mm²
Manufacturer: TSMC

CPU Features

MMX SSE SSE2 SSE3 SSSE3 SSE4.1 SSE4.2 AVX AVX2 BMI1 BMI2 FMA3 AES F16C SMEP SSE4a SHA AMD-V AVX-512 SMT
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