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 7900

2023

Why buy it

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 9 PRO 7945 across 4 shared CPU benchmark tests.
❌Lower Cinebench R23 multi-core (24,600 vs 28,905).
❌
4.9% HIGHER MSRP
$429 MSRPvs$409 MSRP

Ryzen 9 PRO 7945

2023

Why buy it

✅Better for gaming: +22.4% higher average FPS across 4 shared CPU benchmark tests.
✅Costs $20 less on MSRP ($409 MSRP vs $429 MSRP).

Trade-offs

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

Ryzen 9 7900

2023

Ryzen 9 PRO 7945

2023

Why buy it

✅Better for gaming: +22.4% higher average FPS across 4 shared CPU benchmark tests.
✅Costs $20 less on MSRP ($409 MSRP vs $429 MSRP).

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 9 PRO 7945 across 4 shared CPU benchmark tests.
❌Lower Cinebench R23 multi-core (24,600 vs 28,905).
❌
4.9% HIGHER MSRP
$429 MSRPvs$409 MSRP

Trade-offs

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

Quick Answers

So, is Ryzen 9 PRO 7945 better than Ryzen 9 7900?

Yes. Ryzen 9 PRO 7945 is the better overall CPU here. You are getting a 22.4% average FPS lead across 4 shared CPU game tests in our data, 17.5% better Cinebench R23 multi-core, 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 PRO 7945 is the better pick here. According to our tests, it delivers 22.4% more average FPS across 4 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, Ryzen 9 PRO 7945 is the better fit. You are getting 17.5% better Cinebench R23 multi-core, backed by 12 cores and 24 threads.

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

Ryzen 9 PRO 7945 is the smarter buy today. Ryzen 9 PRO 7945 is $20 cheaper on MSRP at $409 MSRP versus $429 MSRP, and it gives you a 22.4% average FPS lead across 4 shared CPU game tests in our data. It is also 2.0% better value on MSRP (114.5 vs 112.3 PassMark/$), so the better CPU is not just faster, it is also the cleaner value play on paper.

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

Ryzen 9 PRO 7945 is the more future-proof choice for 2026 and beyond. You are getting more multi-core headroom with 12 cores / 24 threads instead of 12/24. That extra compute headroom should age better as games, background tasks, and creator workloads get heavier.

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 7900 Benchmark Check

Ryzen 9 PRO 7945 Benchmark Check

Path of Exile 2

Preset	Ryzen 9 7900	Ryzen 9 PRO 7945
1080p
low	288 FPS	269 FPS
medium	259 FPS	244 FPS
high	218 FPS	209 FPS
ultra	190 FPS	183 FPS
1440p
low	270 FPS	260 FPS
medium	218 FPS	212 FPS
high	170 FPS	168 FPS
ultra	152 FPS	151 FPS
4K
low	187 FPS	180 FPS
medium	151 FPS	147 FPS
high	113 FPS	110 FPS
ultra	101 FPS	98 FPS

Open Ryzen 9 7900 Open Ryzen 9 PRO 7945

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Ryzen 9 7900	Ryzen 9 PRO 7945
1080p
low	706 FPS	660 FPS
medium	599 FPS	567 FPS
high	450 FPS	426 FPS
ultra	389 FPS	368 FPS
1440p
low	593 FPS	555 FPS
medium	522 FPS	495 FPS
high	406 FPS	384 FPS
ultra	322 FPS	306 FPS
4K
low	335 FPS	313 FPS
medium	298 FPS	283 FPS
high	264 FPS	250 FPS
ultra	226 FPS	214 FPS

Open Ryzen 9 7900 Open Ryzen 9 PRO 7945

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Ryzen 9 7900	Ryzen 9 PRO 7945
1080p
low	876 FPS	1025 FPS
medium	699 FPS	1118 FPS
high	608 FPS	1041 FPS
ultra	518 FPS	875 FPS
1440p
low	702 FPS	940 FPS
medium	562 FPS	836 FPS
high	481 FPS	754 FPS
ultra	408 FPS	656 FPS
4K
low	499 FPS	574 FPS
medium	414 FPS	495 FPS
high	372 FPS	445 FPS
ultra	312 FPS	378 FPS

Open Ryzen 9 7900 Open Ryzen 9 PRO 7945

League of Legends

League of Legends

Valorant

Preset	Ryzen 9 7900	Ryzen 9 PRO 7945
1080p
low	1125 FPS	1171 FPS
medium	987 FPS	1015 FPS
high	860 FPS	981 FPS
ultra	765 FPS	854 FPS
1440p
low	892 FPS	1019 FPS
medium	774 FPS	888 FPS
high	677 FPS	762 FPS
ultra	580 FPS	639 FPS
4K
low	644 FPS	754 FPS
medium	570 FPS	658 FPS
high	503 FPS	569 FPS
ultra	434 FPS	437 FPS

Open Ryzen 9 7900 Open Ryzen 9 PRO 7945

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Ryzen 9 7900 and Ryzen 9 PRO 7945

Ryzen 9 7900

The Ryzen 9 7900 is manufactured by AMD. It was released in 14 January 2023 (2 years ago). It is based on the Raphael (Zen4) (2022−2023) architecture. It features 12 cores and 24 threads. Base frequency is 3.7 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: AM5. Thermal design power (TDP): 65 Watt. Memory support: DDR5-5200. Passmark benchmark score: 48,168 points. Launch price was $429.

Ryzen 9 PRO 7945

The Ryzen 9 PRO 7945 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 12 cores and 24 threads. Base frequency is 3.7 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: AM5. Thermal design power (TDP): 65 Watt. Memory support: DDR5. Passmark benchmark score: 46,828 points. Launch price was $499.

⚡

Processing Power

Both the Ryzen 9 7900 and Ryzen 9 PRO 7945 share an identical 12-core/24-thread configuration. Boost clocks reach 5.4 GHz on the Ryzen 9 7900 versus 5.4 GHz on the Ryzen 9 PRO 7945 — identical boost frequencies (base: 3.7 GHz vs 3.7 GHz). The Ryzen 9 7900 uses the Raphael (Zen4) (2022−2023) architecture (5 nm), while the Ryzen 9 PRO 7945 uses Raphael (2023−2025) (5 nm). In PassMark, the Ryzen 9 7900 scores 48,168 against the Ryzen 9 PRO 7945's 46,828 — a 2.8% lead for the Ryzen 9 7900. Cinebench R23 multi-core: 24,600 vs 28,905 (16.1% advantage for the Ryzen 9 PRO 7945). Geekbench 6 single-core — the metric most relevant to gaming — records 2,800 vs 2,206, a 23.7% lead for the Ryzen 9 7900 that directly translates to higher frame rates. Multi-core Geekbench: 18,000 vs 16,832 (6.7% advantage for the Ryzen 9 7900). Both processors carry 64 MB (total) of L3 cache.

Feature	Ryzen 9 7900	Ryzen 9 PRO 7945
Cores / Threads	12 / 24	12 / 24
Boost Clock	5.4 GHz	5.4 GHz
Base Clock	3.7 GHz	3.7 GHz
L3 Cache	64 MB (total)	64 MB (total)
L2 Cache	1 MB (per core)	1 MB (per core)
Process	5 nm	5 nm
Architecture	Raphael (Zen4) (2022−2023)	Raphael (2023−2025)
PassMark	48,168+3%	46,828
Cinebench R23 Multi	24,600	28,905+18%
Geekbench 6 Single	2,800+27%	2,206
Geekbench 6 Multi	18,000+7%	16,832

🧠

Memory & Platform

Both processors use the AM5 socket with PCIe 5.0. Both support up to DDR5-5200 memory speed. Both support up to 128 GB of RAM. Both feature 2-channel memory with ECC support. Both provide 28 PCIe lanes. Chipset compatibility: AMD X670E,AMD X670,AMD B650E,AMD B650,AMD A620 (Ryzen 9 7900) and AMD X670E,AMD X670,AMD B650E,AMD B650,AMD A620 (Ryzen 9 PRO 7945).

Feature	Ryzen 9 7900	Ryzen 9 PRO 7945
Socket	AM5	AM5
PCIe Generation	PCIe 5.0	PCIe 5.0
Max RAM Speed	DDR5-5200	DDR5-5200
Max RAM Capacity	128 GB	128 GB
RAM Channels	2	2
ECC Support	Yes	Yes
PCIe Lanes	28	28

🔧

Advanced Features

Both processors feature an unlocked multiplier for overclocking. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Both support true virtualization. Both include integrated graphics — Radeon Graphics (Raphael) (Ryzen 9 7900) and Radeon Graphics (Ryzen 9 PRO 7945) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Direct competitor: Ryzen 9 7900 rivals Core i9-13900; Ryzen 9 PRO 7945 rivals Core i9-13900.

Feature	Ryzen 9 7900	Ryzen 9 PRO 7945
Integrated GPU	Yes	Yes
IGPU Model	Radeon Graphics (Raphael)	Radeon Graphics
Unlocked	Yes	Yes
AVX-512	Yes	Yes
Virtualization	true	true

💰

Value Analysis

The Ryzen 9 7900 launched at $429 MSRP, while the Ryzen 9 PRO 7945 debuted at $409. On MSRP ($429 vs $409), the Ryzen 9 PRO 7945 is $20 cheaper. In terms of value on MSRP (PassMark points per dollar), the Ryzen 9 7900 delivers 112.3 pts/$ vs 114.5 pts/$ for the Ryzen 9 PRO 7945 — making the Ryzen 9 PRO 7945 the 2% better value option.