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 5 3600

2019

Why buy it

✅Includes a boxed cooler (Yes), unlike Ryzen 9 8945HX.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 9 8945HX across 40 shared CPU benchmark tests.
❌Lower PassMark (17,685 vs 53,211).
❌Smaller total L3 cache (32 MB vs 64 MB).
❌Launch MSRP is still $199 MSRP, while Ryzen 9 8945HX mostly shows up through inconsistent older-market listings.
❌18.2% higher power demand at 65W vs 55W.

Ryzen 9 8945HX

2025

Why buy it

✅Better for gaming: +23.2% higher average FPS across 40 shared CPU benchmark tests.
✅+100% larger total L3 cache (64 MB vs 32 MB).
✅Draws 55W instead of 65W, a 10W reduction.
✅Newer platform on FL1 with DDR5 support instead of AM4 and DDR4.
✅16.7% more PCIe lanes (28 vs 24) for storage and expansion-heavy builds.

Trade-offs

❌No boxed cooler included, unlike Ryzen 5 3600.

Ryzen 5 3600

2019

Ryzen 9 8945HX

2025

Why buy it

✅Includes a boxed cooler (Yes), unlike Ryzen 9 8945HX.

Why buy it

✅Better for gaming: +23.2% higher average FPS across 40 shared CPU benchmark tests.
✅+100% larger total L3 cache (64 MB vs 32 MB).
✅Draws 55W instead of 65W, a 10W reduction.
✅Newer platform on FL1 with DDR5 support instead of AM4 and DDR4.
✅16.7% more PCIe lanes (28 vs 24) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 9 8945HX across 40 shared CPU benchmark tests.
❌Lower PassMark (17,685 vs 53,211).
❌Smaller total L3 cache (32 MB vs 64 MB).
❌Launch MSRP is still $199 MSRP, while Ryzen 9 8945HX mostly shows up through inconsistent older-market listings.
❌18.2% higher power demand at 65W vs 55W.

Trade-offs

❌No boxed cooler included, unlike Ryzen 5 3600.

Quick Answers

So, is Ryzen 9 8945HX better than Ryzen 5 3600?

Yes. Ryzen 9 8945HX is the better overall CPU here. You are getting a 23.2% average FPS lead across 40 shared CPU game tests in our data, 200.9% better 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 8945HX is the better pick here. According to our tests, it delivers 23.2% more average FPS across 40 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, Ryzen 9 8945HX is the better fit. You are getting 200.9% better PassMark, backed by 16 cores and 32 threads. It also carries the larger cache pool with 100% larger total L3 cache (64 MB vs 32 MB).

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

Ryzen 9 8945HX is still the faster CPU overall, but Ryzen 5 3600 makes more sense if price matters more than absolute performance. Ryzen 9 8945HX is at an unclear MSRP at unclear MSRP versus $199 MSRP, and it gives you a 23.2% average FPS lead across 40 shared CPU game tests in our data. Ryzen 5 3600 is also 100.0% better value on MSRP (88.9 vs 0.0 PassMark/$), 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 8945HX is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2025 vs 2019), a healthier platform with FL1 and DDR5 instead of AM4, 100% larger total L3 cache (64 MB vs 32 MB), and more multi-core headroom with 16 cores / 32 threads instead of 6/12. 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 5 3600 Benchmark Check

Ryzen 9 8945HX Benchmark Check

Path of Exile 2

Preset	Ryzen 5 3600	Ryzen 9 8945HX
1080p
low	200 FPS	283 FPS
medium	161 FPS	260 FPS
high	135 FPS	213 FPS
ultra	106 FPS	180 FPS
1440p
low	154 FPS	260 FPS
medium	119 FPS	217 FPS
high	96 FPS	167 FPS
ultra	75 FPS	147 FPS
4K
low	70 FPS	181 FPS
medium	58 FPS	150 FPS
high	46 FPS	114 FPS
ultra	36 FPS	102 FPS

Open Ryzen 5 3600 Open Ryzen 9 8945HX

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Ryzen 5 3600	Ryzen 9 8945HX
1080p
low	442 FPS	658 FPS
medium	404 FPS	569 FPS
high	332 FPS	427 FPS
ultra	295 FPS	365 FPS
1440p
low	420 FPS	557 FPS
medium	359 FPS	497 FPS
high	303 FPS	384 FPS
ultra	263 FPS	302 FPS
4K
low	297 FPS	314 FPS
medium	259 FPS	284 FPS
high	230 FPS	250 FPS
ultra	201 FPS	212 FPS

Open Ryzen 5 3600 Open Ryzen 9 8945HX

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Ryzen 5 3600	Ryzen 9 8945HX
1080p
low	442 FPS	848 FPS
medium	442 FPS	678 FPS
high	442 FPS	600 FPS
ultra	442 FPS	514 FPS
1440p
low	442 FPS	677 FPS
medium	442 FPS	542 FPS
high	442 FPS	468 FPS
ultra	432 FPS	397 FPS
4K
low	442 FPS	482 FPS
medium	361 FPS	399 FPS
high	305 FPS	359 FPS
ultra	242 FPS	301 FPS

Open Ryzen 5 3600 Open Ryzen 9 8945HX

League of Legends

League of Legends

Valorant

Preset	Ryzen 5 3600	Ryzen 9 8945HX
1080p
low	442 FPS	1071 FPS
medium	442 FPS	966 FPS
high	442 FPS	843 FPS
ultra	442 FPS	759 FPS
1440p
low	442 FPS	840 FPS
medium	442 FPS	746 FPS
high	442 FPS	651 FPS
ultra	442 FPS	564 FPS
4K
low	442 FPS	618 FPS
medium	442 FPS	553 FPS
high	413 FPS	487 FPS
ultra	357 FPS	420 FPS

Open Ryzen 5 3600 Open Ryzen 9 8945HX

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Ryzen 5 3600 and Ryzen 9 8945HX

Ryzen 5 3600

The Ryzen 5 3600 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 6 cores and 12 threads. Base frequency is 3.6 GHz, with boost up to 4.2 GHz. L3 cache: 32 MB (total). L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 65 Watt. Memory support: DDR4 Dual-channel. Passmark benchmark score: 17,685 points. Launch price was $199.

Ryzen 9 8945HX

The Ryzen 9 8945HX is manufactured by AMD. It was released in 2025-04-01. It is based on the Dragon Range (2025) architecture. It features 16 cores and 32 threads. Base frequency is 2.5 GHz, with boost up to 5.4 GHz. L3 cache: 64 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: FL1. Thermal design power (TDP): 55 Watt. Memory support: DDR5. Passmark benchmark score: 53,211 points. Launch price was $700.

⚡

Processing Power

The Ryzen 5 3600 packs 6 cores / 12 threads, while the Ryzen 9 8945HX offers 16 cores / 32 threads — the Ryzen 9 8945HX has 10 more cores. Boost clocks reach 4.2 GHz on the Ryzen 5 3600 versus 5.4 GHz on the Ryzen 9 8945HX — a 25% clock advantage for the Ryzen 9 8945HX (base: 3.6 GHz vs 2.5 GHz). The Ryzen 5 3600 uses the Matisse (2019−2020) architecture (7 nm, 12 nm), while the Ryzen 9 8945HX uses Dragon Range (2025) (5 nm). In PassMark, the Ryzen 5 3600 scores 17,685 against the Ryzen 9 8945HX's 53,211 — a 100.2% lead for the Ryzen 9 8945HX. L3 cache: 32 MB (total) on the Ryzen 5 3600 vs 64 MB (total) on the Ryzen 9 8945HX.

Feature	Ryzen 5 3600	Ryzen 9 8945HX
Cores / Threads	6 / 12	16 / 32+167%
Boost Clock	4.2 GHz	5.4 GHz+29%
Base Clock	3.6 GHz+44%	2.5 GHz
L3 Cache	32 MB (total)	64 MB (total)+100%
L2 Cache	512K (per core)	1 MB (per core)+100%
Process	7 nm, 12 nm	5 nm-29%
Architecture	Matisse (2019−2020)	Dragon Range (2025)
PassMark	17,685	53,211+201%
Cinebench R23 Multi	9,500	—
Geekbench 6 Single	1,295	—
Geekbench 6 Multi	1,898	—

🧠

Memory & Platform

The Ryzen 5 3600 uses the AM4 socket (PCIe 4.0), while the Ryzen 9 8945HX uses FL1 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-3200 on the Ryzen 5 3600 versus 5600 on the Ryzen 9 8945HX — the Ryzen 9 8945HX supports 199.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Ryzen 5 3600 supports up to 128 GB of RAM compared to 96 — 28.6% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 24 (Ryzen 5 3600) vs 28 (Ryzen 9 8945HX) — the Ryzen 9 8945HX offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AMD B550,AMD X570,AMD B450,AMD X470 (Ryzen 5 3600) and FL1 (Ryzen 9 8945HX).

Feature	Ryzen 5 3600	Ryzen 9 8945HX
Socket	AM4	FL1
PCIe Generation	PCIe 4.0	PCIe 5.0+25%
Max RAM Speed	DDR4-3200	5600+139900%
Max RAM Capacity	128 GB+139810033%	96
RAM Channels	2	2
ECC Support	No	Yes
PCIe Lanes	24	28+17%

🔧

Advanced Features

Both processors feature an unlocked multiplier for overclocking. Only the Ryzen 9 8945HX supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: Yes (Ryzen 5 3600) vs VT-x, VT-d, AMD-V (Ryzen 9 8945HX). The Ryzen 9 8945HX includes integrated graphics (AMD Radeon 610M), while the Ryzen 5 3600 requires a dedicated GPU. Primary use case: Ryzen 5 3600 targets Gaming/Budget Workstation. Direct competitor: Ryzen 5 3600 rivals Core i5-10400; Ryzen 9 8945HX rivals Core Ultra 9 275HX.