Ryzen 9 5900X
Xeon Platinum 8368
Ryzen 9 5900X vs Xeon Platinum 8368 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 5900X vs Xeon Platinum 8368 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 5900X vs Xeon Platinum 8368: 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 5900X
2020Why buy it
- ✅Better for gaming: +27.1% higher average FPS across 50 shared CPU benchmark tests.
- ✅Costs $6,665 less on MSRP ($549 MSRP vs $7,214 MSRP).
- ✅Delivers 456.1% more PassMark for each dollar spent, at 71.0 vs 12.8 PassMark/$ ($549 MSRP vs $7,214 MSRP).
- ✅Draws 105W instead of 270W, a 165W reduction.
Trade-offs
- ❌Less compelling for workstation-style loads than Xeon Platinum 8368, which brings 38 cores / 76 threads and 64 PCIe lanes.
- ❌No AVX-512 support for niche heavy compute workloads where it can matter.
Xeon Platinum 8368
2021Why buy it
- ✅Better for workstations and heavier parallel workloads: 38 cores / 76 threads, plus 64 PCIe lanes vs 24.
- ✅166.7% more PCIe lanes (64 vs 24) for storage and expansion-heavy builds.
- ✅AVX-512 support for select workstation, AI, and scientific workloads.
Trade-offs
- ❌Worse for gaming: lower average FPS than Ryzen 9 5900X across 50 shared CPU benchmark tests.
- ❌Lower Cinebench R23 multi-core (20,000 vs 21,000).
- ❌Lower PassMark per dollar, at 12.8 vs 71.0 PassMark/$ ($7,214 MSRP vs $549 MSRP).
- ❌157.1% higher power demand at 270W vs 105W.
Quick Answers
So, is Ryzen 9 5900X better than Xeon Platinum 8368?
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 9 5900X vs Xeon Platinum 8368 Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.
Ryzen 9 5900X
The Ryzen 9 5900X is manufactured by AMD. It was released in 5 November 2020 (5 years ago). It is based on the Vermeer (Zen3) (2020−2022) architecture. It features 12 cores and 24 threads. Base frequency is 3.7 GHz, with boost up to 4.8 GHz. L3 cache: 64 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 105 Watt. Memory support: DDR4-3200. Passmark benchmark score: 38,955 points. Launch price was $549.
Xeon Platinum 8368
The Xeon Platinum 8368 is manufactured by Intel. It was released in 2021-04-06. It is based on the Ice Lake-SP (2021) architecture. It features 38 cores and 76 threads. Base frequency is 2.4 GHz, with boost up to 3.4 GHz. L3 cache: 57 MB (total). L2 cache: 1 MB (per core). Built on 10 nm process technology. Socket: LGA4189. Thermal design power (TDP): 270 Watt. Memory support: DDR4-3200. Passmark benchmark score: 92,054 points. Launch price was $7,214.
Processing Power
The Ryzen 9 5900X packs 12 cores / 24 threads, while the Xeon Platinum 8368 offers 38 cores / 76 threads — the Xeon Platinum 8368 has 26 more cores. Boost clocks reach 4.8 GHz on the Ryzen 9 5900X versus 3.4 GHz on the Xeon Platinum 8368 — a 34.1% clock advantage for the Ryzen 9 5900X (base: 3.7 GHz vs 2.4 GHz). The Ryzen 9 5900X uses the Vermeer (Zen3) (2020−2022) architecture (7 nm, 12 nm), while the Xeon Platinum 8368 uses Ice Lake-SP (2021) (10 nm). In PassMark, the Ryzen 9 5900X scores 38,955 against the Xeon Platinum 8368's 92,054 — a 81.1% lead for the Xeon Platinum 8368. Cinebench R23 multi-core: 21,000 vs 20,000 (4.9% advantage for the Ryzen 9 5900X). Geekbench 6 single-core — the metric most relevant to gaming — records 2,174 vs 1,961, a 10.3% lead for the Ryzen 9 5900X that directly translates to higher frame rates. Multi-core Geekbench: 11,888 vs 25,000 (71.1% advantage for the Xeon Platinum 8368). L3 cache: 64 MB on the Ryzen 9 5900X vs 57 MB (total) on the Xeon Platinum 8368.
| Feature | Ryzen 9 5900X | Xeon Platinum 8368 |
|---|---|---|
| Cores / Threads | 12 / 24 | 38 / 76+217% |
| Boost Clock | 4.8 GHz+41% | 3.4 GHz |
| Base Clock | 3.7 GHz+54% | 2.4 GHz |
| L3 Cache | 64 MB+12% | 57 MB (total) |
| L2 Cache | 512K (per core)+51100% | 1 MB (per core) |
| Process | 7 nm, 12 nm-30% | 10 nm |
| Architecture | Vermeer (Zen3) (2020−2022) | Ice Lake-SP (2021) |
| PassMark | 38,955 | 92,054+136% |
| Cinebench R23 Multi | 21,000+5% | 20,000 |
| Geekbench 6 Single | 2,174+11% | 1,961 |
| Geekbench 6 Multi | 11,888 | 25,000+110% |
Memory & Platform
The Ryzen 9 5900X uses the AM4 socket (PCIe 4.0), while the Xeon Platinum 8368 uses LGA4189 (PCIe 4.0) — making them incompatible on the same motherboard. Both support up to DDR4-3200 memory speed. The Xeon Platinum 8368 supports up to 6 TB of RAM compared to 128 GB — 4700% more capacity for professional workloads. Memory channels: 2 (Ryzen 9 5900X) vs 8 (Xeon Platinum 8368). PCIe lanes: 24 (Ryzen 9 5900X) vs 64 (Xeon Platinum 8368) — the Xeon Platinum 8368 offers 40 more lanes for additional GPUs or NVMe drives. Chipset compatibility: A320,B350,X370,B450,X470,B550,X570 (Ryzen 9 5900X) and C621A (Xeon Platinum 8368).
| Feature | Ryzen 9 5900X | Xeon Platinum 8368 |
|---|---|---|
| Socket | AM4 | LGA4189 |
| PCIe Generation | PCIe 4.0 | PCIe 4.0 |
| Max RAM Speed | DDR4-3200 | DDR4-3200 |
| Max RAM Capacity | 128 GB | 6 TB+4700% |
| RAM Channels | 2 | 8+300% |
| ECC Support | Yes | Yes |
| PCIe Lanes | 24 | 64+167% |
Advanced Features
Only the Ryzen 9 5900X has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Xeon Platinum 8368 supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: AMD-V (Ryzen 9 5900X) vs VT-x, VT-d (Xeon Platinum 8368). Primary use case: Ryzen 9 5900X targets Workstation, Xeon Platinum 8368 targets Server. Direct competitor: Ryzen 9 5900X rivals Core i9-12900K; Xeon Platinum 8368 rivals EPYC 7543.
| Feature | Ryzen 9 5900X | Xeon Platinum 8368 |
|---|---|---|
| Integrated GPU | No | No |
| Unlocked | Yes | No |
| AVX-512 | No | Yes |
| Virtualization | AMD-V | VT-x, VT-d |
| Target Use | Workstation | Server |
Value Analysis
At launch, the Ryzen 9 5900X was priced at $549, while the Xeon Platinum 8368 came in at $7214. On launch pricing ($549 vs $7214), Ryzen 9 5900X was $6665 cheaper. In terms of value on MSRP (PassMark points per dollar), the Ryzen 9 5900X delivers 71.0 pts/$ vs 12.8 pts/$ for the Xeon Platinum 8368 — making the Ryzen 9 5900X the 139% better value option.
| Feature | Ryzen 9 5900X | Xeon Platinum 8368 |
|---|---|---|
| MSRP | $549-92% | $7214 |
| Performance per Dollar | 71.0+455% | 12.8 |
| Release Date | 2020 | 2021 |
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