Ryzen 9 7900
Xeon W-3175X
Ryzen 9 7900 vs Xeon W-3175X Performance Spectrum
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.
Ryzen 9 7900 vs Xeon W-3175X FPS Benchmarks
Predicted gaming performance across popular games. Tested paired with GeForce RTX 5090 to isolate CPU performance.
Search any supported game below to compare 1080p FPS for both components.
Path of Exile 2
Counter-Strike 2
League of Legends
Valorant
Among Us
Apex Legends
ARC Raiders
Baldur's Gate 3
Call of Duty: Black Ops 6
Ryzen 9 7900 vs Xeon W-3175X: Pros, Cons & Final Verdict
See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.
Ryzen 9 7900
2023Why buy it
- ✅Better for gaming: +20.2% higher average FPS across 50 shared CPU benchmark tests.
- ✅+66.2% larger total L3 cache (64 MB vs 39 MB).
- ✅Costs $2,570 less on MSRP ($429 MSRP vs $2,999 MSRP).
- ✅Delivers 630.0% more PassMark for each dollar spent, at 112.3 vs 15.4 PassMark/$ ($429 MSRP vs $2,999 MSRP).
- ✅Draws 65W instead of 255W, a 190W reduction.
Trade-offs
- ❌Lower Cinebench R23 multi-core (24,600 vs 31,350).
- ❌Less compelling for workstation-style loads than Xeon W-3175X, which brings 28 cores / 56 threads and 48 PCIe lanes.
Xeon W-3175X
2018Why buy it
- ✅+27.4% higher Cinebench R23 multi-core.
- ✅Better for workstations and heavier parallel workloads: 28 cores / 56 threads, plus 48 PCIe lanes vs 28.
- ✅71.4% more PCIe lanes (48 vs 28) for storage and expansion-heavy builds.
Trade-offs
- ❌Worse for gaming: lower average FPS than Ryzen 9 7900 across 50 shared CPU benchmark tests.
- ❌Smaller total L3 cache (39 MB vs 64 MB).
- ❌Lower PassMark per dollar, at 15.4 vs 112.3 PassMark/$ ($2,999 MSRP vs $429 MSRP).
- ❌292.3% higher power demand at 255W vs 65W.
- ❌Older platform position on LGA3647 with DDR4, while Ryzen 9 7900 moves to AM5 and DDR5.
Quick Answers
So, is Ryzen 9 7900 better than Xeon W-3175X?
Which one is better for streaming, content creation, and heavy multitasking?
Which one is the smarter buy today, not just the cheaper CPU?
Which one is more future-proof for 2026 and beyond?
Ryzen 9 7900 vs Xeon W-3175X Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.
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.
Xeon W-3175X
The Xeon W-3175X is manufactured by Intel. It was released in 19 December 2018 (6 years ago). It is based on the Skylake (server) (2017−2018) architecture. It features 28 cores and 56 threads. Base frequency is 3.1 GHz, with boost up to 3.8 GHz. L3 cache: 38.5 MB (total). L2 cache: 1 MB (per core). Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 255 Watt. Memory support: DDR4-2666. Passmark benchmark score: 46,125 points. Launch price was $2,999.
Processing Power
The Ryzen 9 7900 packs 12 cores / 24 threads, while the Xeon W-3175X offers 28 cores / 56 threads — the Xeon W-3175X has 16 more cores. Boost clocks reach 5.4 GHz on the Ryzen 9 7900 versus 3.8 GHz on the Xeon W-3175X — a 34.8% clock advantage for the Ryzen 9 7900 (base: 3.7 GHz vs 3.1 GHz). The Ryzen 9 7900 uses the Raphael (Zen4) (2022−2023) architecture (5 nm), while the Xeon W-3175X uses Skylake (server) (2017−2018) (14 nm). In PassMark, the Ryzen 9 7900 scores 48,168 against the Xeon W-3175X's 46,125 — a 4.3% lead for the Ryzen 9 7900. Cinebench R23 multi-core: 24,600 vs 31,350 (24.1% advantage for the Xeon W-3175X). Geekbench 6 single-core — the metric most relevant to gaming — records 2,800 vs 1,467, a 62.5% lead for the Ryzen 9 7900 that directly translates to higher frame rates. Multi-core Geekbench: 18,000 vs 17,358 (3.6% advantage for the Ryzen 9 7900). L3 cache: 64 MB (total) on the Ryzen 9 7900 vs 38.5 MB (total) on the Xeon W-3175X.
| Feature | Ryzen 9 7900 | Xeon W-3175X |
|---|---|---|
| Cores / Threads | 12 / 24 | 28 / 56+133% |
| Boost Clock | 5.4 GHz+42% | 3.8 GHz |
| Base Clock | 3.7 GHz+19% | 3.1 GHz |
| L3 Cache | 64 MB (total)+66% | 38.5 MB (total) |
| L2 Cache | 1 MB (per core) | 1 MB (per core) |
| Process | 5 nm-64% | 14 nm |
| Architecture | Raphael (Zen4) (2022−2023) | Skylake (server) (2017−2018) |
| PassMark | 48,168+4% | 46,125 |
| Cinebench R23 Multi | 24,600 | 31,350+27% |
| Geekbench 6 Single | 2,800+91% | 1,467 |
| Geekbench 6 Multi | 18,000+4% | 17,358 |
Memory & Platform
The Ryzen 9 7900 uses the AM5 socket (PCIe 5.0), while the Xeon W-3175X uses LGA3647 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-5200 on the Ryzen 9 7900 versus DDR4-2666 on the Xeon W-3175X — the Ryzen 9 7900 supports 95% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon W-3175X supports up to 512 GB of RAM compared to 128 GB — 300% more capacity for professional workloads. Memory channels: 2 (Ryzen 9 7900) vs 6 (Xeon W-3175X). PCIe lanes: 28 (Ryzen 9 7900) vs 48 (Xeon W-3175X) — the Xeon W-3175X offers 20 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AMD X670E,AMD X670,AMD B650E,AMD B650,AMD A620 (Ryzen 9 7900) and Intel C621 (Xeon W-3175X).
| Feature | Ryzen 9 7900 | Xeon W-3175X |
|---|---|---|
| Socket | AM5 | LGA3647 |
| PCIe Generation | PCIe 5.0+67% | PCIe 3.0 |
| Max RAM Speed | DDR5-5200+95% | DDR4-2666 |
| Max RAM Capacity | 128 GB | 512 GB+300% |
| RAM Channels | 2 | 6+200% |
| ECC Support | Yes | Yes |
| PCIe Lanes | 28 | 48+71% |
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: true (Ryzen 9 7900) vs VT-x, VT-d (Xeon W-3175X). The Ryzen 9 7900 includes integrated graphics (Radeon Graphics (Raphael)), while the Xeon W-3175X requires a dedicated GPU. Direct competitor: Ryzen 9 7900 rivals Core i9-13900.
| Feature | Ryzen 9 7900 | Xeon W-3175X |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | Radeon Graphics (Raphael) | — |
| Unlocked | Yes | Yes |
| AVX-512 | Yes | Yes |
| Virtualization | true | VT-x, VT-d |
Value Analysis
At launch, the Ryzen 9 7900 was priced at $429, while the Xeon W-3175X came in at $2999. On launch pricing ($429 vs $2999), Ryzen 9 7900 was $2570 cheaper. In terms of value on MSRP (PassMark points per dollar), the Ryzen 9 7900 delivers 112.3 pts/$ vs 15.4 pts/$ for the Xeon W-3175X — making the Ryzen 9 7900 the 151.8% better value option.
| Feature | Ryzen 9 7900 | Xeon W-3175X |
|---|---|---|
| MSRP | $429-86% | $2999 |
| Performance per Dollar | 112.3+629% | 15.4 |
| Release Date | 2023 | 2018 |
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