Ryzen Threadripper PRO 3975WX
Xeon 6520P
Ryzen Threadripper PRO 3975WX vs Xeon 6520P 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 Threadripper PRO 3975WX vs Xeon 6520P 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 Threadripper PRO 3975WX vs Xeon 6520P: Pros, Cons & Final Verdict
See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.
Ryzen Threadripper PRO 3975WX
2020Why buy it
- ✅Better for gaming: +13.3% higher average FPS across 50 shared CPU benchmark tests.
- ✅45.5% more PCIe lanes (128 vs 88) for storage and expansion-heavy builds.
Trade-offs
- ❌3.2% HIGHER MSRP$1,337 MSRPvs$1,295 MSRP
- ❌33.3% higher power demand at 280W vs 210W.
- ❌Older platform position on sWRX8 with DDR4, while Xeon 6520P moves to LGA4710 and DDR5.
Xeon 6520P
2025Why buy it
- ✅Costs $42 less on MSRP ($1,295 MSRP vs $1,337 MSRP).
- ✅Draws 210W instead of 280W, a 70W reduction.
- ✅Newer platform on LGA4710 with DDR5 support instead of sWRX8 and DDR4.
Trade-offs
- ❌Worse for gaming: lower average FPS than Ryzen Threadripper PRO 3975WX across 50 shared CPU benchmark tests.
- ❌Lower Geekbench multi-core (25,000 vs 25,211).
Quick Answers
So, is Ryzen Threadripper PRO 3975WX better than Xeon 6520P?
Which one is better for gaming?
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 Threadripper PRO 3975WX vs Xeon 6520P Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.
Ryzen Threadripper PRO 3975WX
The Ryzen Threadripper PRO 3975WX is manufactured by AMD. It was released in 2020-07-14. It is based on the Matisse (2019−2020) architecture. It features 32 cores and 64 threads. Base frequency is 3.5 GHz, with boost up to 4.2 GHz. L3 cache: 128 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: sWRX8. Thermal design power (TDP): 280 Watt. Memory support: DDR4-3200. Passmark benchmark score: 62,261 points. Launch price was $4,499.
Xeon 6520P
The Xeon 6520P is manufactured by Intel. It was released in 24 February 2025 (less than a year ago). It is based on the Granite Rapids (2024−2025) architecture. It features 24 cores and 48 threads. Base frequency is 2.4 GHz, with boost up to 4 GHz. L3 cache: 144 MB (total). L2 cache: 2 MB (per core). Built on Intel 3 nm process technology. Socket: LGA4710. Thermal design power (TDP): 210 Watt. Memory support: DDR5(6400MT/s). Passmark benchmark score: 64,010 points. Launch price was $1,295.
Processing Power
The Ryzen Threadripper PRO 3975WX packs 32 cores / 64 threads, while the Xeon 6520P offers 24 cores / 48 threads — the Ryzen Threadripper PRO 3975WX has 8 more cores. Boost clocks reach 4.2 GHz on the Ryzen Threadripper PRO 3975WX versus 4 GHz on the Xeon 6520P — a 4.9% clock advantage for the Ryzen Threadripper PRO 3975WX (base: 3.5 GHz vs 2.4 GHz). The Ryzen Threadripper PRO 3975WX uses the Matisse (2019−2020) architecture (7 nm, 12 nm), while the Xeon 6520P uses Granite Rapids (2024−2025) (Intel 3 nm). In PassMark, the Ryzen Threadripper PRO 3975WX scores 62,261 against the Xeon 6520P's 64,010 — a 2.8% lead for the Xeon 6520P. Geekbench 6 single-core — the metric most relevant to gaming — records 1,260 vs 1,900, a 40.5% lead for the Xeon 6520P that directly translates to higher frame rates. Multi-core Geekbench: 25,211 vs 25,000 (0.8% advantage for the Ryzen Threadripper PRO 3975WX). L3 cache: 128 MB on the Ryzen Threadripper PRO 3975WX vs 144 MB (total) on the Xeon 6520P.
| Feature | Ryzen Threadripper PRO 3975WX | Xeon 6520P |
|---|---|---|
| Cores / Threads | 32 / 64+33% | 24 / 48 |
| Boost Clock | 4.2 GHz+5% | 4 GHz |
| Base Clock | 3.5 GHz+46% | 2.4 GHz |
| L3 Cache | 128 MB | 144 MB (total)+13% |
| L2 Cache | 512K (per core)+25500% | 2 MB (per core) |
| Process | 7 nm, 12 nm | Intel 3 nm-57% |
| Architecture | Matisse (2019−2020) | Granite Rapids (2024−2025) |
| PassMark | 62,261 | 64,010+3% |
| Cinebench R23 Multi | 42,986 | — |
| Geekbench 6 Single | 1,260 | 1,900+51% |
| Geekbench 6 Multi | 25,211 | 25,000 |
Memory & Platform
The Ryzen Threadripper PRO 3975WX uses the sWRX8 socket (PCIe 4.0), while the Xeon 6520P uses LGA4710 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-3200 on the Ryzen Threadripper PRO 3975WX versus DDR5-6400 on the Xeon 6520P — the Xeon 6520P supports 100% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon 6520P supports up to 4 TB of RAM compared to 2048 GB — 100% more capacity for professional workloads. Both feature 8-channel memory with ECC support. PCIe lanes: 128 (Ryzen Threadripper PRO 3975WX) vs 88 (Xeon 6520P) — the Ryzen Threadripper PRO 3975WX offers 40 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AMD WRX80 (Ryzen Threadripper PRO 3975WX) and FCLGA4710 (Xeon 6520P).
| Feature | Ryzen Threadripper PRO 3975WX | Xeon 6520P |
|---|---|---|
| Socket | sWRX8 | LGA4710 |
| PCIe Generation | PCIe 4.0 | PCIe 5.0+25% |
| Max RAM Speed | DDR4-3200 | DDR5-6400+100% |
| Max RAM Capacity | 2048 GB | 4 TB+100% |
| RAM Channels | 8 | 8 |
| ECC Support | Yes | Yes |
| PCIe Lanes | 128+45% | 88 |
Advanced Features
Only the Ryzen Threadripper PRO 3975WX has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Xeon 6520P supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: true (Ryzen Threadripper PRO 3975WX) vs VT-x, VT-d (Xeon 6520P). Primary use case: Xeon 6520P targets Server. Direct competitor: Ryzen Threadripper PRO 3975WX rivals Xeon W-3375; Xeon 6520P rivals EPYC 9254.
| Feature | Ryzen Threadripper PRO 3975WX | Xeon 6520P |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | None |
| Unlocked | Yes | No |
| AVX-512 | No | Yes |
| Virtualization | true | VT-x, VT-d |
| Target Use | — | Server |
Value Analysis
At launch, the Ryzen Threadripper PRO 3975WX was priced at $1337, while the Xeon 6520P came in at $1295. On launch pricing ($1337 vs $1295), Xeon 6520P was $42 cheaper. In terms of value on MSRP (PassMark points per dollar), the Ryzen Threadripper PRO 3975WX delivers 46.6 pts/$ vs 49.4 pts/$ for the Xeon 6520P — making the Xeon 6520P the 6% better value option.
| Feature | Ryzen Threadripper PRO 3975WX | Xeon 6520P |
|---|---|---|
| MSRP | $1337 | $1295-3% |
| Performance per Dollar | 46.6 | 49.4+6% |
| Release Date | 2020 | 2025 |
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