Ryzen Threadripper PRO 3975WX
Xeon Gold 6448Y
Ryzen Threadripper PRO 3975WX vs Xeon Gold 6448Y 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 Gold 6448Y 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 Gold 6448Y: 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: +3.6% higher average FPS across 50 shared CPU benchmark tests.
- ✅Costs $2,246 less on MSRP ($1,337 MSRP vs $3,583 MSRP).
- ✅Delivers 176.0% more PassMark for each dollar spent, at 46.6 vs 16.9 PassMark/$ ($1,337 MSRP vs $3,583 MSRP).
- ✅60% more PCIe lanes (128 vs 80) for storage and expansion-heavy builds.
Trade-offs
- ❌24.4% higher power demand at 280W vs 225W.
- ❌Older platform position on sWRX8 with DDR4, while Xeon Gold 6448Y moves to LGA4677 and DDR5.
- ❌No AVX-512 support for niche heavy compute workloads where it can matter.
Xeon Gold 6448Y
2023Why buy it
- ✅Draws 225W instead of 280W, a 55W reduction.
- ✅Newer platform on LGA4677 with DDR5 support instead of sWRX8 and DDR4.
- ✅AVX-512 support for select workstation, AI, and scientific workloads.
Trade-offs
- ❌Worse for gaming: lower average FPS than Ryzen Threadripper PRO 3975WX across 50 shared CPU benchmark tests.
- ❌Lower PassMark (60,449 vs 62,261).
- ❌Lower PassMark per dollar, at 16.9 vs 46.6 PassMark/$ ($3,583 MSRP vs $1,337 MSRP).
Quick Answers
So, is Ryzen Threadripper PRO 3975WX better than Xeon Gold 6448Y?
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 Gold 6448Y 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 Gold 6448Y
The Xeon Gold 6448Y is manufactured by Intel. It was released in 10 January 2023 (2 years ago). It is based on the Sapphire Rapids (2023−2024) architecture. It features 32 cores and 64 threads. Base frequency is 2.1 GHz, with boost up to 4.1 GHz. L3 cache: 60 MB. L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 225 Watt. Memory support: DDR5-4800, DDR5-4400. Passmark benchmark score: 60,449 points. Launch price was $3,583.
Processing Power
Both the Ryzen Threadripper PRO 3975WX and Xeon Gold 6448Y share an identical 32-core/64-thread configuration. Boost clocks reach 4.2 GHz on the Ryzen Threadripper PRO 3975WX versus 4.1 GHz on the Xeon Gold 6448Y — a 2.4% clock advantage for the Ryzen Threadripper PRO 3975WX (base: 3.5 GHz vs 2.1 GHz). The Ryzen Threadripper PRO 3975WX uses the Matisse (2019−2020) architecture (7 nm, 12 nm), while the Xeon Gold 6448Y uses Sapphire Rapids (2023−2024) (Intel 7 nm). In PassMark, the Ryzen Threadripper PRO 3975WX scores 62,261 against the Xeon Gold 6448Y's 60,449 — a 3% lead for the Ryzen Threadripper PRO 3975WX. L3 cache: 128 MB on the Ryzen Threadripper PRO 3975WX vs 60 MB on the Xeon Gold 6448Y.
| Feature | Ryzen Threadripper PRO 3975WX | Xeon Gold 6448Y |
|---|---|---|
| Cores / Threads | 32 / 64 | 32 / 64 |
| Boost Clock | 4.2 GHz+2% | 4.1 GHz |
| Base Clock | 3.5 GHz+67% | 2.1 GHz |
| L3 Cache | 128 MB+113% | 60 MB |
| L2 Cache | 512K (per core)+25500% | 2 MB (per core) |
| Process | 7 nm, 12 nm | Intel 7 nm |
| Architecture | Matisse (2019−2020) | Sapphire Rapids (2023−2024) |
| PassMark | 62,261+3% | 60,449 |
| Cinebench R23 Multi | 42,986 | — |
| Geekbench 6 Single | 1,260 | — |
| Geekbench 6 Multi | 25,211 | — |
Memory & Platform
The Ryzen Threadripper PRO 3975WX uses the sWRX8 socket (PCIe 4.0), while the Xeon Gold 6448Y uses LGA4677 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-3200 on the Ryzen Threadripper PRO 3975WX versus 4800 on the Xeon Gold 6448Y — the Xeon Gold 6448Y supports 50% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Gold 6448Y supports up to 4096 GB 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 80 (Xeon Gold 6448Y) — the Ryzen Threadripper PRO 3975WX offers 48 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AMD WRX80 (Ryzen Threadripper PRO 3975WX) and C741 (Xeon Gold 6448Y).
| Feature | Ryzen Threadripper PRO 3975WX | Xeon Gold 6448Y |
|---|---|---|
| Socket | sWRX8 | LGA4677 |
| PCIe Generation | PCIe 4.0 | PCIe 5.0+25% |
| Max RAM Speed | DDR4-3200 | 4800+50% |
| Max RAM Capacity | 2048 GB | 4096 GB+100% |
| RAM Channels | 8 | 8 |
| ECC Support | Yes | Yes |
| PCIe Lanes | 128+60% | 80 |
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 Gold 6448Y supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: true (Ryzen Threadripper PRO 3975WX) vs VT-x, VT-d (Xeon Gold 6448Y). Direct competitor: Ryzen Threadripper PRO 3975WX rivals Xeon W-3375; Xeon Gold 6448Y rivals EPYC 9354.
| Feature | Ryzen Threadripper PRO 3975WX | Xeon Gold 6448Y |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | None |
| Unlocked | Yes | No |
| AVX-512 | No | Yes |
| Virtualization | true | VT-x, VT-d |
Value Analysis
At launch, the Ryzen Threadripper PRO 3975WX was priced at $1337, while the Xeon Gold 6448Y came in at $3583. On launch pricing ($1337 vs $3583), Ryzen Threadripper PRO 3975WX was $2246 cheaper. In terms of value on MSRP (PassMark points per dollar), the Ryzen Threadripper PRO 3975WX delivers 46.6 pts/$ vs 16.9 pts/$ for the Xeon Gold 6448Y — making the Ryzen Threadripper PRO 3975WX the 93.6% better value option.
| Feature | Ryzen Threadripper PRO 3975WX | Xeon Gold 6448Y |
|---|---|---|
| MSRP | $1337-63% | $3583 |
| Performance per Dollar | 46.6+176% | 16.9 |
| Release Date | 2020 | 2023 |
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