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 9 5900X

2020

Why buy it

✅Costs $50 less on MSRP ($549 MSRP vs $599 MSRP).

Trade-offs

❌No 3D V-Cache or similar L3 advantage, which matters in CPU-limited gaming (64 MB vs 128 MB).
❌Lower Geekbench multi-core (11,888 vs 26,000).
❌Lower PassMark per dollar, at 71.0 vs 94.0 PassMark/$ ($549 MSRP vs $599 MSRP).
❌Older platform position on AM4 with DDR4, while Ryzen 9 9900X3D moves to AM5 and DDR5.
❌No integrated graphics, while Ryzen 9 9900X3D can still boot and troubleshoot without a discrete GPU.

Ryzen 9 9900X3D

2025

Why buy it

✅Massive L3 cache advantage with 128 MB vs 64 MB, which is a real win in CPU-limited gaming.
✅Delivers 32.5% more PassMark for each dollar spent, at 94.0 vs 71.0 PassMark/$ ($599 MSRP vs $549 MSRP).
✅Newer platform on AM5 with DDR5 support instead of AM4 and DDR4.
✅Integrated graphics onboard with AMD Radeon Graphics (2 Cores), while Ryzen 9 5900X needs a discrete GPU.

Trade-offs

❌
9.1% HIGHER MSRP
$599 MSRPvs$549 MSRP

Ryzen 9 5900X

2020

Ryzen 9 9900X3D

2025

Why buy it

✅Costs $50 less on MSRP ($549 MSRP vs $599 MSRP).

Why buy it

✅Massive L3 cache advantage with 128 MB vs 64 MB, which is a real win in CPU-limited gaming.
✅Delivers 32.5% more PassMark for each dollar spent, at 94.0 vs 71.0 PassMark/$ ($599 MSRP vs $549 MSRP).
✅Newer platform on AM5 with DDR5 support instead of AM4 and DDR4.
✅Integrated graphics onboard with AMD Radeon Graphics (2 Cores), while Ryzen 9 5900X needs a discrete GPU.

Trade-offs

❌No 3D V-Cache or similar L3 advantage, which matters in CPU-limited gaming (64 MB vs 128 MB).
❌Lower Geekbench multi-core (11,888 vs 26,000).
❌Lower PassMark per dollar, at 71.0 vs 94.0 PassMark/$ ($549 MSRP vs $599 MSRP).
❌Older platform position on AM4 with DDR4, while Ryzen 9 9900X3D moves to AM5 and DDR5.
❌No integrated graphics, while Ryzen 9 9900X3D can still boot and troubleshoot without a discrete GPU.

Trade-offs

❌
9.1% HIGHER MSRP
$599 MSRPvs$549 MSRP

Quick Answers

So, is Ryzen 9 9900X3D better than Ryzen 9 5900X?

Yes. Ryzen 9 9900X3D is the better overall CPU here. You are getting a 1.8% average FPS lead across 50 shared CPU game tests in our data, 118.7% better Geekbench multi-core, 44.5% higher PassMark, and the stronger long-term platform, which makes it the stronger all-around choice.

Which one is better for gaming?

If gaming is the priority, Ryzen 9 9900X3D is the better pick here. According to our tests, it delivers 1.8% more average FPS across 50 shared CPU game tests. It also has a big cache advantage at 128 MB vs 64 MB.

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

For streaming, content creation, and heavier multitasking, Ryzen 9 9900X3D is the better fit. You are getting 118.7% better Geekbench multi-core, backed by 12 cores and 24 threads. It also carries the larger cache pool with 100% larger total L3 cache (128 MB vs 64 MB).

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

Ryzen 9 9900X3D is the smarter buy today. Ryzen 9 9900X3D is 9.1% more expensive on MSRP at $599 MSRP versus $549 MSRP, and it gives you a 1.8% average FPS lead across 50 shared CPU game tests in our data. It is also 32.5% better value on MSRP (94.0 vs 71.0 PassMark/$), so the better CPU is not just faster, it is also the cleaner value play on paper. That said, if you already own a compatible AM4 + DDR4 setup, Ryzen 9 5900X can still make sense as a platform-matched option because it avoids a motherboard and RAM swap.

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

Ryzen 9 9900X3D is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2025 vs 2020), a healthier platform with AM5 and DDR5 instead of AM4, 3D V-Cache and a much larger 128 MB L3 cache instead of 64 MB, and more multi-core headroom with 12 cores / 24 threads instead of 12/24. 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 9 5900X Benchmark Check

Ryzen 9 9900X3D Benchmark Check

Path of Exile 2

Preset	Ryzen 9 5900X	Ryzen 9 9900X3D
1080p
low	323 FPS	281 FPS
medium	291 FPS	257 FPS
high	243 FPS	220 FPS
ultra	193 FPS	191 FPS
1440p
low	307 FPS	265 FPS
medium	248 FPS	218 FPS
high	192 FPS	173 FPS
ultra	157 FPS	155 FPS
4K
low	193 FPS	183 FPS
medium	156 FPS	150 FPS
high	115 FPS	113 FPS
ultra	103 FPS	100 FPS

Open Ryzen 9 5900X Open Ryzen 9 9900X3D

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Ryzen 9 5900X	Ryzen 9 9900X3D
1080p
low	772 FPS	824 FPS
medium	647 FPS	670 FPS
high	508 FPS	497 FPS
ultra	450 FPS	410 FPS
1440p
low	619 FPS	662 FPS
medium	536 FPS	562 FPS
high	443 FPS	433 FPS
ultra	364 FPS	335 FPS
4K
low	365 FPS	369 FPS
medium	318 FPS	317 FPS
high	289 FPS	278 FPS
ultra	255 FPS	233 FPS

Open Ryzen 9 5900X Open Ryzen 9 9900X3D

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Ryzen 9 5900X	Ryzen 9 9900X3D
1080p
low	832 FPS	890 FPS
medium	645 FPS	722 FPS
high	558 FPS	649 FPS
ultra	459 FPS	559 FPS
1440p
low	721 FPS	716 FPS
medium	565 FPS	582 FPS
high	488 FPS	511 FPS
ultra	407 FPS	434 FPS
4K
low	511 FPS	510 FPS
medium	421 FPS	420 FPS
high	374 FPS	377 FPS
ultra	308 FPS	316 FPS

Open Ryzen 9 5900X Open Ryzen 9 9900X3D

League of Legends

League of Legends

Valorant

Preset	Ryzen 9 5900X	Ryzen 9 9900X3D
1080p
low	974 FPS	1116 FPS
medium	974 FPS	1001 FPS
high	934 FPS	878 FPS
ultra	826 FPS	792 FPS
1440p
low	959 FPS	872 FPS
medium	843 FPS	766 FPS
high	726 FPS	673 FPS
ultra	617 FPS	584 FPS
4K
low	694 FPS	637 FPS
medium	621 FPS	566 FPS
high	541 FPS	503 FPS
ultra	437 FPS	435 FPS

Open Ryzen 9 5900X Open Ryzen 9 9900X3D

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Ryzen 9 5900X and Ryzen 9 9900X3D

Ryzen 9 5900X

The Ryzen 9 5900X is manufactured by AMD. It was released in 5 November 2020 (5 years ago). It is based on the Vermeer (Zen3) (2020−2022) architecture. It features 12 cores and 24 threads. Base frequency is 3.7 GHz, with boost up to 4.8 GHz. L3 cache: 64 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 105 Watt. Memory support: DDR4-3200. Passmark benchmark score: 38,955 points. Launch price was $549.

Ryzen 9 9900X3D

The Ryzen 9 9900X3D is manufactured by AMD. It was released in 6 January 2025 (less than a year ago). It is based on the Granite Ridge (2024−2025) architecture. It features 12 cores and 24 threads. Base frequency is 4.4 GHz, with boost up to 5.5 GHz. L3 cache: 128 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: AM5. Thermal design power (TDP): 120 Watt. Memory support: DDR5. Passmark benchmark score: 56,301 points. Launch price was $599.

⚡

Processing Power

Both the Ryzen 9 5900X and Ryzen 9 9900X3D share an identical 12-core/24-thread configuration. Boost clocks reach 4.8 GHz on the Ryzen 9 5900X versus 5.5 GHz on the Ryzen 9 9900X3D — a 13.6% clock advantage for the Ryzen 9 9900X3D (base: 3.7 GHz vs 4.4 GHz). The Ryzen 9 5900X uses the Vermeer (Zen3) (2020−2022) architecture (7 nm, 12 nm), while the Ryzen 9 9900X3D uses Granite Ridge (2024−2025) (4 nm). In PassMark, the Ryzen 9 5900X scores 38,955 against the Ryzen 9 9900X3D's 56,301 — a 36.4% lead for the Ryzen 9 9900X3D. Geekbench 6 single-core — the metric most relevant to gaming — records 2,174 vs 3,400, a 44% lead for the Ryzen 9 9900X3D that directly translates to higher frame rates. Multi-core Geekbench: 11,888 vs 26,000 (74.5% advantage for the Ryzen 9 9900X3D). L3 cache: 64 MB on the Ryzen 9 5900X vs 128 MB (total) on the Ryzen 9 9900X3D.

Feature	Ryzen 9 5900X	Ryzen 9 9900X3D
Cores / Threads	12 / 24	12 / 24
Boost Clock	4.8 GHz	5.5 GHz+15%
Base Clock	3.7 GHz	4.4 GHz+19%
L3 Cache	64 MB	128 MB (total)+100%
L2 Cache	512K (per core)	1 MB (per core)+100%
Process	7 nm, 12 nm	4 nm-43%
Architecture	Vermeer (Zen3) (2020−2022)	Granite Ridge (2024−2025)
PassMark	38,955	56,301+45%
Cinebench R23 Multi	21,000	—
Geekbench 6 Single	2,174	3,400+56%
Geekbench 6 Multi	11,888	26,000+119%

🧠

Memory & Platform

The Ryzen 9 5900X uses the AM4 socket (PCIe 4.0), while the Ryzen 9 9900X3D uses AM5 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-3200 on the Ryzen 9 5900X versus DDR5-5600 on the Ryzen 9 9900X3D — the Ryzen 9 9900X3D supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Ryzen 9 9900X3D supports up to 192 GB of RAM compared to 128 GB — 40% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 24 PCIe lanes. Chipset compatibility: A320,B350,X370,B450,X470,B550,X570 (Ryzen 9 5900X) and X670,X670E,X870,X870E (Ryzen 9 9900X3D).

Feature	Ryzen 9 5900X	Ryzen 9 9900X3D
Socket	AM4	AM5
PCIe Generation	PCIe 4.0	PCIe 5.0+25%
Max RAM Speed	DDR4-3200	DDR5-5600+25%
Max RAM Capacity	128 GB	192 GB+50%
RAM Channels	2	2
ECC Support	Yes	Yes
PCIe Lanes	24	24

🔧

Advanced Features

Both processors feature an unlocked multiplier for overclocking. Only the Ryzen 9 9900X3D supports AVX-512 instructions — important for machine learning and scientific applications. Both support AMD-V virtualization. The Ryzen 9 9900X3D includes integrated graphics (AMD Radeon Graphics (2 Cores)), while the Ryzen 9 5900X requires a dedicated GPU. Primary use case: Ryzen 9 5900X targets Workstation, Ryzen 9 9900X3D targets High End Gaming/Creation. Direct competitor: Ryzen 9 5900X rivals Core i9-12900K; Ryzen 9 9900X3D rivals Core Ultra 9 285K.

Feature	Ryzen 9 5900X	Ryzen 9 9900X3D
Integrated GPU	No	Yes
IGPU Model	—	AMD Radeon Graphics (2 Cores)
Unlocked	Yes	Yes
AVX-512	No	Yes
Virtualization	AMD-V	AMD-V
Target Use	Workstation	High End Gaming/Creation

💰

Value Analysis

The Ryzen 9 5900X launched at $549 MSRP, while the Ryzen 9 9900X3D debuted at $599. On MSRP ($549 vs $599), the Ryzen 9 5900X is $50 cheaper. In terms of value on MSRP (PassMark points per dollar), the Ryzen 9 5900X delivers 71.0 pts/$ vs 94.0 pts/$ for the Ryzen 9 9900X3D — making the Ryzen 9 9900X3D the 27.9% better value option.