Ryzen 7 7800X3D vs Ryzen 9 7900

AMD

Ryzen 7 7800X3D

8 Cores16 Thrd120 WWMax: 5 GHz2023

Popular choices:

VS
AMD

Ryzen 9 7900

12 Cores24 Thrd65 WWMax: 5.4 GHz2023

Popular choices:

Ryzen 7 7800X3D

Performance Spectrum - CPU

About PassMark

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 7 7800X3D

2023

Why buy it

  • Better for gaming: +22.8% higher average FPS across 6 shared CPU benchmark tests.

Trade-offs

  • Lower Cinebench R23 multi-core (18,500 vs 24,600).
  • Lower PassMark per dollar, at 76.4 vs 112.3 PassMark/$ ($449 MSRP vs $429 MSRP).
  • 84.6% higher power demand at 120W vs 65W.
  • No boxed cooler included, unlike Ryzen 9 7900.

Ryzen 9 7900

2023

Why buy it

  • +33% higher Cinebench R23 multi-core.
  • Costs $20 less on MSRP ($429 MSRP vs $449 MSRP).
  • Delivers 47.0% more PassMark for each dollar spent, at 112.3 vs 76.4 PassMark/$ ($429 MSRP vs $449 MSRP).
  • Draws 65W instead of 120W, a 55W reduction.
  • Includes a boxed cooler (Yes), unlike Ryzen 7 7800X3D.

Trade-offs

  • Worse for gaming: lower average FPS than Ryzen 7 7800X3D across 6 shared CPU benchmark tests.

Quick Answers

So, is Ryzen 9 7900 better than Ryzen 7 7800X3D?
It depends on what matters more to you. For gaming, Ryzen 7 7800X3D is ahead with a 22.8% average FPS lead across 6 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Ryzen 9 7900 pulls ahead with 33% better Cinebench R23 multi-core. Ryzen 7 7800X3D also has the bigger cache pool with 50% larger total L3 cache (96 MB vs 64 MB).
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 33% 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 7900 is the smarter buy today. Ryzen 9 7900 is $20 cheaper on MSRP at $429 MSRP versus $449 MSRP, and it gives you 33% better Cinebench R23 multi-core. The trade-off is that Ryzen 7 7800X3D is still the better pure gaming CPU with a 22.8% average FPS lead across 6 shared CPU game tests in our data. It is also 47.0% better value on MSRP (112.3 vs 76.4 PassMark/$), 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 7 7800X3D is the more future-proof choice for 2026 and beyond. You are getting 3D V-Cache and a much larger 96 MB L3 cache instead of 64 MB. That extra cache should hold up really well in CPU-limited games and high-refresh builds.

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.

Path of Exile 2

Path of Exile 2

PresetRyzen 7 7800X3DRyzen 9 7900
1080p
low266 FPS288 FPS
medium247 FPS259 FPS
high211 FPS218 FPS
ultra186 FPS190 FPS
1440p
low258 FPS270 FPS
medium215 FPS218 FPS
high171 FPS170 FPS
ultra154 FPS152 FPS
4K
low179 FPS187 FPS
medium149 FPS151 FPS
high112 FPS113 FPS
ultra100 FPS101 FPS
Counter-Strike 2

Counter-Strike 2

PresetRyzen 7 7800X3DRyzen 9 7900
1080p
low857 FPS706 FPS
medium737 FPS599 FPS
high580 FPS450 FPS
ultra493 FPS389 FPS
1440p
low722 FPS593 FPS
medium611 FPS522 FPS
high500 FPS406 FPS
ultra398 FPS322 FPS
4K
low396 FPS335 FPS
medium339 FPS298 FPS
high315 FPS264 FPS
ultra273 FPS226 FPS
League of Legends

League of Legends

PresetRyzen 7 7800X3DRyzen 9 7900
1080p
low857 FPS876 FPS
medium857 FPS699 FPS
high857 FPS608 FPS
ultra857 FPS518 FPS
1440p
low857 FPS702 FPS
medium851 FPS562 FPS
high786 FPS481 FPS
ultra656 FPS408 FPS
4K
low558 FPS499 FPS
medium479 FPS414 FPS
high427 FPS372 FPS
ultra362 FPS312 FPS
Valorant

Valorant

PresetRyzen 7 7800X3DRyzen 9 7900
1080p
low857 FPS1125 FPS
medium857 FPS987 FPS
high857 FPS860 FPS
ultra782 FPS765 FPS
1440p
low857 FPS892 FPS
medium760 FPS774 FPS
high669 FPS677 FPS
ultra576 FPS580 FPS
4K
low618 FPS644 FPS
medium556 FPS570 FPS
high495 FPS503 FPS
ultra428 FPS434 FPS

Technical Specifications

Side-by-side comparison of Ryzen 7 7800X3D and Ryzen 9 7900

AMD

Ryzen 7 7800X3D

The Ryzen 7 7800X3D is manufactured by AMD. It was released in 4 January 2023 (2 years ago). It is based on the Raphael (Zen4) (2022−2023) architecture. It features 8 cores and 16 threads. Base frequency is 4.4 GHz, with boost up to 5 GHz. L3 cache: 96 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: AM5. Thermal design power (TDP): 120 Watt. Memory support: DDR5-5200. Passmark benchmark score: 34,293 points. Launch price was $449.

AMD

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 Ryzen 7 7800X3D packs 8 cores / 16 threads, while the Ryzen 9 7900 offers 12 cores / 24 threads — the Ryzen 9 7900 has 4 more cores. Boost clocks reach 5 GHz on the Ryzen 7 7800X3D versus 5.4 GHz on the Ryzen 9 7900 — a 7.7% clock advantage for the Ryzen 9 7900 (base: 4.4 GHz vs 3.7 GHz). Both are built on the Raphael (Zen4) (2022−2023) architecture using a 5 nm process. In PassMark, the Ryzen 7 7800X3D scores 34,293 against the Ryzen 9 7900's 48,168 — a 33.7% lead for the Ryzen 9 7900. Cinebench R23 multi-core: 18,500 vs 24,600 (28.3% advantage for the Ryzen 9 7900). Geekbench 6 single-core — the metric most relevant to gaming — records 2,700 vs 2,800, a 3.6% lead for the Ryzen 9 7900 that directly translates to higher frame rates. Multi-core Geekbench: 15,000 vs 18,000 (18.2% advantage for the Ryzen 9 7900). L3 cache: 96 MB (total) on the Ryzen 7 7800X3D vs 64 MB (total) on the Ryzen 9 7900.

FeatureRyzen 7 7800X3DRyzen 9 7900
Cores / Threads
8 / 16
12 / 24+50%
Boost Clock
5 GHz
5.4 GHz+8%
Base Clock
4.4 GHz+19%
3.7 GHz
L3 Cache
96 MB (total)+50%
64 MB (total)
L2 Cache
1 MB (per core)
1 MB (per core)
Process
5 nm
5 nm
Architecture
Raphael (Zen4) (2022−2023)
Raphael (Zen4) (2022−2023)
PassMark
34,293
48,168+40%
Cinebench R23 Multi
18,500
24,600+33%
Geekbench 6 Single
2,700
2,800+4%
Geekbench 6 Multi
15,000
18,000+20%
🧠

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: X670E,X670,B650E,B650,A620 (Ryzen 7 7800X3D) and AMD X670E,AMD X670,AMD B650E,AMD B650,AMD A620 (Ryzen 9 7900).

FeatureRyzen 7 7800X3DRyzen 9 7900
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. Virtualization support: AMD-V (Ryzen 7 7800X3D) vs true (Ryzen 9 7900). Both include integrated graphics AMD Radeon Graphics (2-core) (Ryzen 7 7800X3D) and Radeon Graphics (Raphael) (Ryzen 9 7900) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Ryzen 7 7800X3D targets Gaming. Direct competitor: Ryzen 7 7800X3D rivals Intel Core i7-14700K; Ryzen 9 7900 rivals Core i9-13900.

FeatureRyzen 7 7800X3DRyzen 9 7900
Integrated GPU
Yes
Yes
IGPU Model
AMD Radeon Graphics (2-core)
Radeon Graphics (Raphael)
Unlocked
Yes
Yes
AVX-512
Yes
Yes
Virtualization
AMD-V
true
Target Use
Gaming
💰

Value Analysis

The Ryzen 7 7800X3D launched at $449 MSRP, while the Ryzen 9 7900 debuted at $429. On MSRP ($449 vs $429), the Ryzen 9 7900 is $20 cheaper. In terms of value on MSRP (PassMark points per dollar), the Ryzen 7 7800X3D delivers 76.4 pts/$ vs 112.3 pts/$ for the Ryzen 9 7900 — making the Ryzen 9 7900 the 38.1% better value option.

FeatureRyzen 7 7800X3DRyzen 9 7900
MSRP
$449
$429-4%
Performance per Dollar
76.4
112.3+47%
Release Date
2023
2023