Ryzen 7 7840S vs Ryzen 9 6900HS

PassMark CPU Mark evaluates processor speed through complex mathematical computations. It provides a reliable metric to compare multi-core performance, where higher scores indicate faster processing for multitasking, gaming, and heavy workloads.

Ryzen 7 7840S vs Ryzen 9 6900HS FPS Benchmarks

Predicted gaming performance across popular games. Tested paired with GeForce RTX 5090 to isolate CPU performance.

Search any supported game below to compare 1080p FPS for both components.

Ryzen 7 7840S vs Ryzen 9 6900HS: Pros, Cons & Final Verdict

See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.

Ryzen 7 7840S

2023

Why buy it

✅Better for gaming: +14.0% higher average FPS across 50 shared CPU benchmark tests.
✅Draws 8W instead of 35W, a 27W reduction.

Trade-offs

❌Fewer obvious downsides in this matchup outside of normal market pricing swings.

Ryzen 9 6900HS

2022

Why buy it

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 7 7840S across 50 shared CPU benchmark tests.
❌Lower Cinebench R23 multi-core (13,445 vs 13,500).
❌337.5% higher power demand at 35W vs 8W.

Quick Answers

So, is Ryzen 7 7840S better than Ryzen 9 6900HS?

Yes. Ryzen 7 7840S is the better all-around CPU here. It gives you a 14.0% average FPS lead across 50 shared CPU game tests in our data, 0.4% better Cinebench R23 multi-core, 1.1% higher PassMark, and the stronger long-term platform, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Ryzen 7 7840S is the better pick. According to our tests, it delivers 14.0% more average FPS across 50 shared CPU game tests.

Which one is better for streaming, content creation, and heavy multitasking?

For streaming, content creation, and heavier multitasking, Ryzen 7 7840S is the stronger fit. You are getting 0.4% better Cinebench R23 multi-core, backed by 8 cores and 16 threads.

Which one is the smarter buy today, not just the cheaper CPU?

Ryzen 7 7840S still makes the most sense overall. Ryzen 7 7840S comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 14.0% average FPS lead across 50 shared CPU game tests in our data.

Which one is more future-proof for 2026 and beyond?

Ryzen 7 7840S makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2022) and more multi-core headroom with 8 cores / 16 threads instead of 8/16. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Ryzen 7 7840S vs Ryzen 9 6900HS Technical Specifications

Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

Ryzen 7 7840S

The Ryzen 7 7840S is manufactured by AMD. It was released in 5 January 2023 (2 years ago). It is based on the Phoenix-HS (Zen 4) (2023) architecture. It features 8 cores and 16 threads. Base frequency is 3.8 GHz, with boost up to 5.1 GHz. L3 cache: 16 MB. L2 cache: 8 MB. Built on 4 nm process technology. Socket: FP7/FP7r2/FP8. Thermal design power (TDP): 8 MB + 16 MB. Memory support: DDR5. Passmark benchmark score: 23,290 points. Launch price was $299.

Ryzen 9 6900HS

The Ryzen 9 6900HS is manufactured by AMD. It was released in Janeiro 2022 (3 years ago). It is based on the Rembrandt-H (Zen 3+) (2022) architecture. It features 8 cores and 16 threads. Base frequency is 3.3 GHz, with boost up to 4.9 GHz. L3 cache: 16 MB (total). L2 cache: 512K (per core). Built on 6 nm process technology. Socket: FP7. Thermal design power (TDP): 35 Watt. Memory support: DDR5. Passmark benchmark score: 23,040 points. Launch price was $299.

⚡

Processing Power

Both the Ryzen 7 7840S and Ryzen 9 6900HS share an identical 8-core/16-thread configuration. Boost clocks reach 5.1 GHz on the Ryzen 7 7840S versus 4.9 GHz on the Ryzen 9 6900HS — a 4% clock advantage for the Ryzen 7 7840S (base: 3.8 GHz vs 3.3 GHz). The Ryzen 7 7840S uses the Phoenix-HS (Zen 4) (2023) architecture (4 nm), while the Ryzen 9 6900HS uses Rembrandt-H (Zen 3+) (2022) (6 nm). In PassMark, the Ryzen 7 7840S scores 23,290 against the Ryzen 9 6900HS's 23,040 — a 1.1% lead for the Ryzen 7 7840S. Cinebench R23 multi-core: 13,500 vs 13,445 (0.4% advantage for the Ryzen 7 7840S). Geekbench 6 single-core — the metric most relevant to gaming — records 2,570 vs 1,854, a 32.4% lead for the Ryzen 7 7840S that directly translates to higher frame rates. Multi-core Geekbench: 13,535 vs 8,732 (43.1% advantage for the Ryzen 7 7840S). L3 cache: 16 MB on the Ryzen 7 7840S vs 16 MB (total) on the Ryzen 9 6900HS.

Feature	Ryzen 7 7840S	Ryzen 9 6900HS
Cores / Threads	8 / 16	8 / 16
Boost Clock	5.1 GHz+4%	4.9 GHz
Base Clock	3.8 GHz+15%	3.3 GHz
L3 Cache	16 MB	16 MB (total)
L2 Cache	8 MB	512K (per core)+6300%
Process	4 nm-33%	6 nm
Architecture	Phoenix-HS (Zen 4) (2023)	Rembrandt-H (Zen 3+) (2022)
PassMark	23,290+1%	23,040
Cinebench R23 Multi	13,500	13,445
Geekbench 6 Single	2,570+39%	1,854
Geekbench 6 Multi	13,535+55%	8,732

🧠

Memory & Platform

The Ryzen 7 7840S uses the FP7/FP7r2/FP8 socket (PCIe 4.0), while the Ryzen 9 6900HS uses FP7 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-5600, LPDDR5x-7500 on the Ryzen 7 7840S versus DDR5-4800 on the Ryzen 9 6900HS — the Ryzen 7 7840S supports 16.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Ryzen 7 7840S supports up to 256 GB of RAM compared to 64 GB — 300% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 20 PCIe lanes. Chipset compatibility: SoC (Ryzen 7 7840S) and FP7 (Ryzen 9 6900HS).

Feature	Ryzen 7 7840S	Ryzen 9 6900HS
Socket	FP7/FP7r2/FP8	FP7
PCIe Generation	PCIe 4.0	PCIe 4.0
Max RAM Speed	DDR5-5600, LPDDR5x-7500+17%	DDR5-4800
Max RAM Capacity	256 GB+300%	64 GB
RAM Channels	2	2
ECC Support	Yes	No
PCIe Lanes	20	20

🔧

Advanced Features

Only the Ryzen 9 6900HS has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Ryzen 7 7840S supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: AMD-V (SVM) (Ryzen 7 7840S) vs AMD-V (Ryzen 9 6900HS). Both include integrated graphics — Radeon 780M (Ryzen 7 7840S) and Radeon 680M (Ryzen 9 6900HS) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Ryzen 7 7840S targets Gaming. Direct competitor: Ryzen 7 7840S rivals Core i7-1360P.