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.

Core i7-9700K

2018

Why buy it

✅Costs $44 less on MSRP ($385 MSRP vs $429 MSRP).

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 9 7900 across 5 shared CPU benchmark tests.
❌Lower PassMark (14,397 vs 48,168).
❌Smaller total L3 cache (12 MB vs 64 MB).
❌Lower PassMark per dollar, at 37.4 vs 112.3 PassMark/$ ($385 MSRP vs $429 MSRP).
❌46.2% higher power demand at 95W vs 65W.

Ryzen 9 7900

2023

Why buy it

✅Better for gaming: +54.8% higher average FPS across 5 shared CPU benchmark tests.
✅+433.3% larger total L3 cache (64 MB vs 12 MB).
✅Delivers 200.3% more PassMark for each dollar spent, at 112.3 vs 37.4 PassMark/$ ($429 MSRP vs $385 MSRP).
✅Draws 65W instead of 95W, a 30W reduction.
✅Newer platform on AM5 with DDR5 support instead of LGA1151 and DDR4.

Trade-offs

❌
11.4% HIGHER MSRP
$429 MSRPvs$385 MSRP

Core i7-9700K

2018

Ryzen 9 7900

2023

Why buy it

✅Costs $44 less on MSRP ($385 MSRP vs $429 MSRP).

Why buy it

✅Better for gaming: +54.8% higher average FPS across 5 shared CPU benchmark tests.
✅+433.3% larger total L3 cache (64 MB vs 12 MB).
✅Delivers 200.3% more PassMark for each dollar spent, at 112.3 vs 37.4 PassMark/$ ($429 MSRP vs $385 MSRP).
✅Draws 65W instead of 95W, a 30W reduction.
✅Newer platform on AM5 with DDR5 support instead of LGA1151 and DDR4.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 9 7900 across 5 shared CPU benchmark tests.
❌Lower PassMark (14,397 vs 48,168).
❌Smaller total L3 cache (12 MB vs 64 MB).
❌Lower PassMark per dollar, at 37.4 vs 112.3 PassMark/$ ($385 MSRP vs $429 MSRP).
❌46.2% higher power demand at 95W vs 65W.

Trade-offs

❌
11.4% HIGHER MSRP
$429 MSRPvs$385 MSRP

Quick Answers

So, is Ryzen 9 7900 better than Core i7-9700K?

Yes. Ryzen 9 7900 is the better overall CPU here. You are getting a 54.8% average FPS lead across 5 shared CPU game tests in our data, 234.6% 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 7900 is the better pick here. According to our tests, it delivers 54.8% more average FPS across 5 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, Ryzen 9 7900 is the better fit. You are getting 234.6% better PassMark, backed by 12 cores and 24 threads. It also carries the larger cache pool with 433.3% larger total L3 cache (64 MB vs 12 MB).

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

Ryzen 9 7900 is the smarter buy today. Ryzen 9 7900 is 11.4% more expensive on MSRP at $429 MSRP versus $385 MSRP, and it gives you a 54.8% average FPS lead across 5 shared CPU game tests in our data. It is also 200.3% better value on MSRP (112.3 vs 37.4 PassMark/$), 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 7900 is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2018), a healthier platform with AM5 and DDR5 instead of LGA1151, 433.3% larger total L3 cache (64 MB vs 12 MB), and more multi-core headroom with 12 cores / 24 threads instead of 8/8. 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.

Core i7-9700K Benchmark Check

Ryzen 9 7900 Benchmark Check

Path of Exile 2

Preset	Core i7-9700K	Ryzen 9 7900
1080p
low	308 FPS	288 FPS
medium	278 FPS	259 FPS
high	231 FPS	218 FPS
ultra	182 FPS	190 FPS
1440p
low	270 FPS	270 FPS
medium	221 FPS	218 FPS
high	178 FPS	170 FPS
ultra	143 FPS	152 FPS
4K
low	170 FPS	187 FPS
medium	140 FPS	151 FPS
high	108 FPS	113 FPS
ultra	95 FPS	101 FPS

Open Core i7-9700K Open Ryzen 9 7900

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Core i7-9700K	Ryzen 9 7900
1080p
low	360 FPS	706 FPS
medium	321 FPS	599 FPS
high	291 FPS	450 FPS
ultra	259 FPS	389 FPS
1440p
low	324 FPS	593 FPS
medium	282 FPS	522 FPS
high	258 FPS	406 FPS
ultra	225 FPS	322 FPS
4K
low	249 FPS	335 FPS
medium	221 FPS	298 FPS
high	208 FPS	264 FPS
ultra	179 FPS	226 FPS

Open Core i7-9700K Open Ryzen 9 7900

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Core i7-9700K	Ryzen 9 7900
1080p
low	360 FPS	876 FPS
medium	360 FPS	699 FPS
high	360 FPS	608 FPS
ultra	360 FPS	518 FPS
1440p
low	360 FPS	702 FPS
medium	360 FPS	562 FPS
high	360 FPS	481 FPS
ultra	360 FPS	408 FPS
4K
low	360 FPS	499 FPS
medium	360 FPS	414 FPS
high	360 FPS	372 FPS
ultra	318 FPS	312 FPS

Open Core i7-9700K Open Ryzen 9 7900

League of Legends

League of Legends

Valorant

Preset	Core i7-9700K	Ryzen 9 7900
1080p
low	360 FPS	1125 FPS
medium	360 FPS	987 FPS
high	360 FPS	860 FPS
ultra	360 FPS	765 FPS
1440p
low	360 FPS	892 FPS
medium	360 FPS	774 FPS
high	360 FPS	677 FPS
ultra	360 FPS	580 FPS
4K
low	360 FPS	644 FPS
medium	360 FPS	570 FPS
high	360 FPS	503 FPS
ultra	360 FPS	434 FPS

Open Core i7-9700K Open Ryzen 9 7900

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Core i7-9700K and Ryzen 9 7900

Core i7-9700K

The Core i7-9700K is manufactured by Intel. It was released in 19 October 2018 (7 years ago). It is based on the Coffee Lake-R (2018−2019) architecture. It features 8 cores and 8 threads. Base frequency is 3.6 GHz, with boost up to 4.9 GHz. L3 cache: 12 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 95 Watt. Memory support: DDR4. Passmark benchmark score: 14,397 points. Launch price was $374.

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.

⚡

Processing Power

The Core i7-9700K packs 8 cores / 8 threads, while the Ryzen 9 7900 offers 12 cores / 24 threads — the Ryzen 9 7900 has 4 more cores. Boost clocks reach 4.9 GHz on the Core i7-9700K versus 5.4 GHz on the Ryzen 9 7900 — a 9.7% clock advantage for the Ryzen 9 7900 (base: 3.6 GHz vs 3.7 GHz). The Core i7-9700K uses the Coffee Lake-R (2018−2019) architecture (14 nm), while the Ryzen 9 7900 uses Raphael (Zen4) (2022−2023) (5 nm). In PassMark, the Core i7-9700K scores 14,397 against the Ryzen 9 7900's 48,168 — a 108% lead for the Ryzen 9 7900. L3 cache: 12 MB (total) on the Core i7-9700K vs 64 MB (total) on the Ryzen 9 7900.

Feature	Core i7-9700K	Ryzen 9 7900
Cores / Threads	8 / 8	12 / 24+50%
Boost Clock	4.9 GHz	5.4 GHz+10%
Base Clock	3.6 GHz	3.7 GHz+3%
L3 Cache	12 MB (total)	64 MB (total)+433%
L2 Cache	256K (per core)	1 MB (per core)+300%
Process	14 nm	5 nm-64%
Architecture	Coffee Lake-R (2018−2019)	Raphael (Zen4) (2022−2023)
PassMark	14,397	48,168+235%
Cinebench R23 Multi	—	24,600
Geekbench 6 Single	—	2,800
Geekbench 6 Multi	—	18,000

🧠

Memory & Platform

The Core i7-9700K uses the LGA1151 socket (PCIe 3.0), while the Ryzen 9 7900 uses AM5 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2666 on the Core i7-9700K versus DDR5-5200 on the Ryzen 9 7900 — the Ryzen 9 7900 supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 128 GB of RAM. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (Core i7-9700K) vs 28 (Ryzen 9 7900) — the Ryzen 9 7900 offers 12 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel 300 series (Core i7-9700K) and AMD X670E,AMD X670,AMD B650E,AMD B650,AMD A620 (Ryzen 9 7900).

Feature	Core i7-9700K	Ryzen 9 7900
Socket	LGA1151	AM5
PCIe Generation	PCIe 3.0	PCIe 5.0+67%
Max RAM Speed	DDR4-2666	DDR5-5200+25%
Max RAM Capacity	128 GB	128 GB
RAM Channels	2	2
ECC Support	No	Yes
PCIe Lanes	16	28+75%

🔧

Advanced Features

Both processors feature an unlocked multiplier for overclocking. Only the Ryzen 9 7900 supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d (Core i7-9700K) vs true (Ryzen 9 7900). Both include integrated graphics — UHD Graphics 630 (Core i7-9700K) and Radeon Graphics (Raphael) (Ryzen 9 7900) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i7-9700K targets Desktop. Direct competitor: Ryzen 9 7900 rivals Core i9-13900.

Feature	Core i7-9700K	Ryzen 9 7900
Integrated GPU	Yes	Yes
IGPU Model	UHD Graphics 630	Radeon Graphics (Raphael)
Unlocked	Yes	Yes
AVX-512	No	Yes
Virtualization	VT-x, VT-d	true
Target Use	Desktop	—

💰

Value Analysis

The Core i7-9700K launched at $385 MSRP, while the Ryzen 9 7900 debuted at $429. On MSRP ($385 vs $429), the Core i7-9700K is $44 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i7-9700K delivers 37.4 pts/$ vs 112.3 pts/$ for the Ryzen 9 7900 — making the Ryzen 9 7900 the 100.1% better value option.