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.

Head-to-Head Verdict, Benchmarks, Value & Long-Term Outlook

This comparison brings together gaming FPS, productivity performance, platform differences, power efficiency, pricing context, and upgrade path so you can see which CPU actually makes more sense.

Ryzen 7 3800X

2019

Why buy it

✅Better for gaming: +17.0% higher average FPS across 4 shared CPU benchmark tests.
✅+100% larger total L3 cache (32 MB vs 16 MB).
✅20% more PCIe lanes (24 vs 20) for storage and expansion-heavy builds.

Trade-offs

❌Lower PassMark (23,008 vs 23,040).
❌Launch MSRP is still $399 MSRP, while Ryzen 9 6900HS mostly shows up through inconsistent older-market listings.
❌200% higher power demand at 105W vs 35W.
❌Older platform position on AM4 with DDR4, while Ryzen 9 6900HS moves to FP7 and DDR5.
❌No integrated graphics, while Ryzen 9 6900HS can still boot and troubleshoot without a discrete GPU.

Ryzen 9 6900HS

2022

Why buy it

✅+0.1% higher PassMark.
✅Draws 35W instead of 105W, a 70W reduction.
✅Newer platform on FP7 with DDR5 support instead of AM4 and DDR4.
✅Integrated graphics onboard with Radeon 680M, while Ryzen 7 3800X needs a discrete GPU.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 7 3800X across 4 shared CPU benchmark tests.
❌Smaller total L3 cache (16 MB vs 32 MB).

Ryzen 7 3800X

2019

Ryzen 9 6900HS

2022

Why buy it

✅Better for gaming: +17.0% higher average FPS across 4 shared CPU benchmark tests.
✅+100% larger total L3 cache (32 MB vs 16 MB).
✅20% more PCIe lanes (24 vs 20) for storage and expansion-heavy builds.

Why buy it

✅+0.1% higher PassMark.
✅Draws 35W instead of 105W, a 70W reduction.
✅Newer platform on FP7 with DDR5 support instead of AM4 and DDR4.
✅Integrated graphics onboard with Radeon 680M, while Ryzen 7 3800X needs a discrete GPU.

Trade-offs

❌Lower PassMark (23,008 vs 23,040).
❌Launch MSRP is still $399 MSRP, while Ryzen 9 6900HS mostly shows up through inconsistent older-market listings.
❌200% higher power demand at 105W vs 35W.
❌Older platform position on AM4 with DDR4, while Ryzen 9 6900HS moves to FP7 and DDR5.
❌No integrated graphics, while Ryzen 9 6900HS can still boot and troubleshoot without a discrete GPU.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 7 3800X across 4 shared CPU benchmark tests.
❌Smaller total L3 cache (16 MB vs 32 MB).

Quick Answers

So, is Ryzen 9 6900HS better than Ryzen 7 3800X?

It depends on what matters more to you. For gaming, Ryzen 7 3800X is ahead with a 17.0% average FPS lead across 4 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Ryzen 9 6900HS pulls ahead with 0.1% better PassMark. Ryzen 7 3800X also has the bigger cache pool with 100% larger total L3 cache (32 MB vs 16 MB).

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

For streaming, content creation, and heavier multitasking, Ryzen 9 6900HS is the better fit. You are getting 0.1% better PassMark, backed by 8 cores and 16 threads.

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

Ryzen 9 6900HS is still the faster CPU overall, but Ryzen 7 3800X makes more sense if price matters more than absolute performance. Ryzen 9 6900HS is at an unclear MSRP at unclear MSRP versus $399 MSRP, and it gives you 0.1% better PassMark. The trade-off is that Ryzen 7 3800X is still the better pure gaming CPU with a 17.0% average FPS lead across 4 shared CPU game tests in our data. Ryzen 7 3800X is also 100.0% better value on MSRP (57.7 vs 0.0 PassMark/$), which is why it is easier to justify for price-conscious builds on paper.

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

Ryzen 9 6900HS is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2022 vs 2019), a healthier platform with FP7 and DDR5 instead of AM4, and more multi-core headroom with 8 cores / 16 threads instead of 8/16. That should give you a better long-term upgrade path for motherboard, RAM, and future CPU swaps.

Games Benchmarks

Paired with RTX 4090

To accurately isolate CPU performance, all benchmarks below use an NVIDIA RTX 4090 as the reference GPU. This eliminates GPU-side bottlenecks and highlights pure processing throughput differences between the CPUs.

Note: Real-world results may vary based on your actual GPU. CPU performance impact is more visible in processing-intensive titles and high-refresh-rate gaming scenarios.

Ryzen 7 3800X Benchmark Check

Ryzen 9 6900HS Benchmark Check

Path of Exile 2

Preset	Ryzen 7 3800X	Ryzen 9 6900HS
1080p
low	201 FPS	251 FPS
medium	164 FPS	234 FPS
high	138 FPS	197 FPS
ultra	111 FPS	169 FPS
1440p
low	156 FPS	220 FPS
medium	122 FPS	186 FPS
high	100 FPS	152 FPS
ultra	81 FPS	133 FPS
4K
low	84 FPS	154 FPS
medium	71 FPS	131 FPS
high	57 FPS	101 FPS
ultra	44 FPS	89 FPS

Open Ryzen 7 3800X Open Ryzen 9 6900HS

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Ryzen 7 3800X	Ryzen 9 6900HS
1080p
low	575 FPS	441 FPS
medium	558 FPS	370 FPS
high	448 FPS	322 FPS
ultra	401 FPS	287 FPS
1440p
low	570 FPS	370 FPS
medium	493 FPS	323 FPS
high	408 FPS	288 FPS
ultra	348 FPS	247 FPS
4K
low	352 FPS	255 FPS
medium	306 FPS	229 FPS
high	276 FPS	215 FPS
ultra	244 FPS	186 FPS

Open Ryzen 7 3800X Open Ryzen 9 6900HS

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Ryzen 7 3800X	Ryzen 9 6900HS
1080p
low	575 FPS	576 FPS
medium	575 FPS	564 FPS
high	575 FPS	485 FPS
ultra	575 FPS	388 FPS
1440p
low	575 FPS	576 FPS
medium	575 FPS	510 FPS
high	542 FPS	437 FPS
ultra	472 FPS	355 FPS
4K
low	509 FPS	432 FPS
medium	403 FPS	368 FPS
high	360 FPS	323 FPS
ultra	287 FPS	262 FPS

Open Ryzen 7 3800X Open Ryzen 9 6900HS

League of Legends

League of Legends

Valorant

Preset	Ryzen 7 3800X	Ryzen 9 6900HS
1080p
low	575 FPS	576 FPS
medium	575 FPS	576 FPS
high	575 FPS	576 FPS
ultra	575 FPS	576 FPS
1440p
low	575 FPS	576 FPS
medium	575 FPS	576 FPS
high	575 FPS	576 FPS
ultra	575 FPS	513 FPS
4K
low	575 FPS	536 FPS
medium	536 FPS	489 FPS
high	483 FPS	438 FPS
ultra	425 FPS	379 FPS

Open Ryzen 7 3800X Open Ryzen 9 6900HS

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Ryzen 7 3800X and Ryzen 9 6900HS

Ryzen 7 3800X

The Ryzen 7 3800X is manufactured by AMD. It was released in 7 July 2019 (6 years ago). It is based on the Matisse (2019−2020) architecture. It features 8 cores and 16 threads. Base frequency is 3.9 GHz, with boost up to 4.5 GHz. L3 cache: 32 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 105 Watt. Memory support: DDR4 Dual-channel. Passmark benchmark score: 23,008 points. Launch price was $399.

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.

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Processing Power

Both the Ryzen 7 3800X and Ryzen 9 6900HS share an identical 8-core/16-thread configuration. Boost clocks reach 4.5 GHz on the Ryzen 7 3800X versus 4.9 GHz on the Ryzen 9 6900HS — a 8.5% clock advantage for the Ryzen 9 6900HS (base: 3.9 GHz vs 3.3 GHz). The Ryzen 7 3800X uses the Matisse (2019−2020) architecture (7 nm, 12 nm), while the Ryzen 9 6900HS uses Rembrandt-H (Zen 3+) (2022) (6 nm). In PassMark, the Ryzen 7 3800X scores 23,008 against the Ryzen 9 6900HS's 23,040 — a 0.1% lead for the Ryzen 9 6900HS. L3 cache: 32 MB on the Ryzen 7 3800X vs 16 MB (total) on the Ryzen 9 6900HS.

Feature	Ryzen 7 3800X	Ryzen 9 6900HS
Cores / Threads	8 / 16	8 / 16
Boost Clock	4.5 GHz	4.9 GHz+9%
Base Clock	3.9 GHz+18%	3.3 GHz
L3 Cache	32 MB+100%	16 MB (total)
L2 Cache	512K (per core)	512K (per core)
Process	7 nm, 12 nm	6 nm-14%
Architecture	Matisse (2019−2020)	Rembrandt-H (Zen 3+) (2022)
PassMark	23,008	23,040
Cinebench R23 Multi	—	13,445
Geekbench 6 Single	—	1,854
Geekbench 6 Multi	—	8,732

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Memory & Platform

The Ryzen 7 3800X uses the AM4 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 DDR4-3200 on the Ryzen 7 3800X versus DDR5-4800 on the Ryzen 9 6900HS — the Ryzen 9 6900HS supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Ryzen 7 3800X supports up to 128 GB of RAM compared to 64 GB — 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 24 (Ryzen 7 3800X) vs 20 (Ryzen 9 6900HS) — the Ryzen 7 3800X offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AMD 500 series,AMD 400 series (Ryzen 7 3800X) and FP7 (Ryzen 9 6900HS).

Feature	Ryzen 7 3800X	Ryzen 9 6900HS
Socket	AM4	FP7
PCIe Generation	PCIe 4.0	PCIe 4.0
Max RAM Speed	DDR4-3200	DDR5-4800+25%
Max RAM Capacity	128 GB+100%	64 GB
RAM Channels	2	2
ECC Support	Yes	No
PCIe Lanes	24+20%	20

🔧

Advanced Features

Both processors feature an unlocked multiplier for overclocking. Both support AMD-V virtualization. The Ryzen 9 6900HS includes integrated graphics (Radeon 680M), while the Ryzen 7 3800X requires a dedicated GPU. Primary use case: Ryzen 7 3800X targets Desktop.