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 5600X

2020

Why buy it

✅100+% more PCIe lanes (24 vs 0) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 5 PRO 7645 across 50 shared CPU benchmark tests.
❌Lower PassMark (21,845 vs 27,565).
❌Lower PassMark per dollar, at 73.1 vs 120.4 PassMark/$ ($299 MSRP vs $229 MSRP).
❌Older platform position on AM4 with DDR4, while Ryzen 5 PRO 7645 moves to AM5 and DDR5.

Ryzen 5 PRO 7645

2023

Why buy it

✅Better for gaming: +14.2% higher average FPS across 50 shared CPU benchmark tests.
✅Costs $70 less on MSRP ($229 MSRP vs $299 MSRP).
✅Delivers 64.8% more PassMark for each dollar spent, at 120.4 vs 73.1 PassMark/$ ($229 MSRP vs $299 MSRP).
✅Newer platform on AM5 with DDR5 support instead of AM4 and DDR4.

Trade-offs

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

Ryzen 5 5600X

2020

Ryzen 5 PRO 7645

2023

Why buy it

✅100+% more PCIe lanes (24 vs 0) for storage and expansion-heavy builds.

Why buy it

✅Better for gaming: +14.2% higher average FPS across 50 shared CPU benchmark tests.
✅Costs $70 less on MSRP ($229 MSRP vs $299 MSRP).
✅Delivers 64.8% more PassMark for each dollar spent, at 120.4 vs 73.1 PassMark/$ ($229 MSRP vs $299 MSRP).
✅Newer platform on AM5 with DDR5 support instead of AM4 and DDR4.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 5 PRO 7645 across 50 shared CPU benchmark tests.
❌Lower PassMark (21,845 vs 27,565).
❌Lower PassMark per dollar, at 73.1 vs 120.4 PassMark/$ ($299 MSRP vs $229 MSRP).
❌Older platform position on AM4 with DDR4, while Ryzen 5 PRO 7645 moves to AM5 and DDR5.

Trade-offs

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

Quick Answers

So, is Ryzen 5 PRO 7645 better than Ryzen 5 5600X?

Yes. Ryzen 5 PRO 7645 is the better overall CPU here. You are getting a 14.2% average FPS lead across 50 shared CPU game tests in our data, 26.2% 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 5 PRO 7645 is the better pick here. According to our tests, it delivers 14.2% 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 5 PRO 7645 is the better fit. You are getting 26.2% better PassMark, backed by 6 cores and 12 threads.

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

Ryzen 5 PRO 7645 is the smarter buy today. Ryzen 5 PRO 7645 is $70 cheaper on MSRP at $229 MSRP versus $299 MSRP, and it gives you a 14.2% average FPS lead across 50 shared CPU game tests in our data. It is also 64.8% better value on MSRP (120.4 vs 73.1 PassMark/$), 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 5 5600X can still make sense as a platform-matched option because it avoids a motherboard and RAM swap, but on MSRP alone you would want to find it meaningfully cheaper in real-world listings before that path becomes easy to justify.

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

Ryzen 5 PRO 7645 is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2020), a healthier platform with AM5 and DDR5 instead of AM4, and more multi-core headroom with 6 cores / 12 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 5600X Benchmark Check

Ryzen 5 PRO 7645 Benchmark Check

Path of Exile 2

Preset	Ryzen 5 5600X	Ryzen 5 PRO 7645
1080p
low	203 FPS	246 FPS
medium	174 FPS	228 FPS
high	140 FPS	197 FPS
ultra	107 FPS	171 FPS
1440p
low	169 FPS	217 FPS
medium	141 FPS	182 FPS
high	113 FPS	151 FPS
ultra	86 FPS	133 FPS
4K
low	85 FPS	151 FPS
medium	76 FPS	127 FPS
high	60 FPS	99 FPS
ultra	47 FPS	85 FPS

Open Ryzen 5 5600X Open Ryzen 5 PRO 7645

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Ryzen 5 5600X	Ryzen 5 PRO 7645
1080p
low	464 FPS	525 FPS
medium	387 FPS	441 FPS
high	324 FPS	370 FPS
ultra	291 FPS	332 FPS
1440p
low	397 FPS	451 FPS
medium	334 FPS	392 FPS
high	290 FPS	333 FPS
ultra	253 FPS	288 FPS
4K
low	263 FPS	283 FPS
medium	226 FPS	251 FPS
high	205 FPS	234 FPS
ultra	171 FPS	203 FPS

Open Ryzen 5 5600X Open Ryzen 5 PRO 7645

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Ryzen 5 5600X	Ryzen 5 PRO 7645
1080p
low	546 FPS	689 FPS
medium	473 FPS	689 FPS
high	432 FPS	689 FPS
ultra	358 FPS	689 FPS
1440p
low	508 FPS	689 FPS
medium	413 FPS	689 FPS
high	375 FPS	689 FPS
ultra	312 FPS	621 FPS
4K
low	348 FPS	539 FPS
medium	292 FPS	471 FPS
high	255 FPS	411 FPS
ultra	199 FPS	341 FPS

Open Ryzen 5 5600X Open Ryzen 5 PRO 7645

League of Legends

League of Legends

Valorant

Preset	Ryzen 5 5600X	Ryzen 5 PRO 7645
1080p
low	546 FPS	689 FPS
medium	546 FPS	689 FPS
high	546 FPS	689 FPS
ultra	546 FPS	689 FPS
1440p
low	546 FPS	689 FPS
medium	546 FPS	689 FPS
high	546 FPS	689 FPS
ultra	524 FPS	645 FPS
4K
low	529 FPS	675 FPS
medium	484 FPS	594 FPS
high	435 FPS	526 FPS
ultra	379 FPS	437 FPS

Open Ryzen 5 5600X Open Ryzen 5 PRO 7645

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Ryzen 5 5600X and Ryzen 5 PRO 7645

Ryzen 5 5600X

The Ryzen 5 5600X is manufactured by AMD. It was released in 5 November 2020 (5 years ago). It is based on the Vermeer (Zen 3) (2020−2022) architecture. It features 6 cores and 12 threads. Base frequency is 3.7 GHz, with boost up to 4.6 GHz. L3 cache: 32 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 65 Watt. Memory support: DDR4. Passmark benchmark score: 21,845 points. Launch price was $299.

Ryzen 5 PRO 7645

The Ryzen 5 PRO 7645 is manufactured by AMD. It was released in 13 June 2023 (2 years ago). It is based on the Raphael (2023−2025) architecture. It features 6 cores and 12 threads. Base frequency is 3.8 GHz, with boost up to 5.1 GHz. L3 cache: 32 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: AM5. Thermal design power (TDP): 65 Watt. Memory support: DDR5. Passmark benchmark score: 27,565 points. Launch price was $299.

⚡

Processing Power

Both the Ryzen 5 5600X and Ryzen 5 PRO 7645 share an identical 6-core/12-thread configuration. Boost clocks reach 4.6 GHz on the Ryzen 5 5600X versus 5.1 GHz on the Ryzen 5 PRO 7645 — a 10.3% clock advantage for the Ryzen 5 PRO 7645 (base: 3.7 GHz vs 3.8 GHz). The Ryzen 5 5600X uses the Vermeer (Zen 3) (2020−2022) architecture (7 nm, 12 nm), while the Ryzen 5 PRO 7645 uses Raphael (2023−2025) (5 nm). In PassMark, the Ryzen 5 5600X scores 21,845 against the Ryzen 5 PRO 7645's 27,565 — a 23.2% lead for the Ryzen 5 PRO 7645. L3 cache: 32 MB on the Ryzen 5 5600X vs 32 MB (total) on the Ryzen 5 PRO 7645.

Feature	Ryzen 5 5600X	Ryzen 5 PRO 7645
Cores / Threads	6 / 12	6 / 12
Boost Clock	4.6 GHz	5.1 GHz+11%
Base Clock	3.7 GHz	3.8 GHz+3%
L3 Cache	32 MB	32 MB (total)
L2 Cache	512K (per core)	1 MB (per core)+100%
Process	7 nm, 12 nm	5 nm-29%
Architecture	Vermeer (Zen 3) (2020−2022)	Raphael (2023−2025)
PassMark	21,845	27,565+26%

🧠

Memory & Platform

The Ryzen 5 5600X uses the AM4 socket (PCIe 4.0), while the Ryzen 5 PRO 7645 uses AM5 (PCIe 4.0) — making them incompatible on the same motherboard.

Feature	Ryzen 5 5600X	Ryzen 5 PRO 7645
Socket	AM4	AM5
PCIe Generation	PCIe 4.0	PCIe 4.0
Max RAM Speed	DDR4-3200	—
Max RAM Capacity	128 GB	—
RAM Channels	2	—
ECC Support	Yes	—
PCIe Lanes	24	—

🔧

Advanced Features

Virtualization: AMD-V (Ryzen 5 5600X) / not specified (Ryzen 5 PRO 7645). Primary use case: Ryzen 5 5600X targets Desktop.

Feature	Ryzen 5 5600X	Ryzen 5 PRO 7645
Integrated GPU	No	—
Unlocked	Yes	—
AVX-512	No	—
Virtualization	AMD-V	—
Target Use	Desktop	—

💰

Value Analysis

The Ryzen 5 5600X launched at $299 MSRP, while the Ryzen 5 PRO 7645 debuted at $229. On MSRP ($299 vs $229), the Ryzen 5 PRO 7645 is $70 cheaper. In terms of value on MSRP (PassMark points per dollar), the Ryzen 5 5600X delivers 73.1 pts/$ vs 120.4 pts/$ for the Ryzen 5 PRO 7645 — making the Ryzen 5 PRO 7645 the 48.9% better value option.