EPYC 9455P
Ryzen 7 7800X3D
EPYC 9455P vs Ryzen 7 7800X3D 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.
EPYC 9455P vs Ryzen 7 7800X3D 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
EPYC 9455P vs Ryzen 7 7800X3D: Pros, Cons & Final Verdict
See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.
EPYC 9455P
2024Why buy it
- ✅+166.7% larger total L3 cache (256 MB vs 96 MB).
- ✅Better for workstations and heavier parallel workloads: 48 cores / 96 threads, plus 128 PCIe lanes vs 28.
- ✅357.1% more PCIe lanes (128 vs 28) for storage and expansion-heavy builds.
Trade-offs
- ❌Worse for gaming: lower average FPS than Ryzen 7 7800X3D across 38 shared CPU benchmark tests.
- ❌Lower Geekbench multi-core (1,898 vs 15,000).
- ❌Lower PassMark per dollar, at 24.3 vs 76.4 PassMark/$ ($4,819 MSRP vs $449 MSRP).
- ❌150% higher power demand at 300W vs 120W.
- ❌No integrated graphics, while Ryzen 7 7800X3D can still boot and troubleshoot without a discrete GPU.
Ryzen 7 7800X3D
2023Why buy it
- ✅Better for gaming: +22.9% higher average FPS across 38 shared CPU benchmark tests.
- ✅Costs $4,370 less on MSRP ($449 MSRP vs $4,819 MSRP).
- ✅Delivers 214.8% more PassMark for each dollar spent, at 76.4 vs 24.3 PassMark/$ ($449 MSRP vs $4,819 MSRP).
- ✅Draws 120W instead of 300W, a 180W reduction.
- ✅Integrated graphics onboard with AMD Radeon Graphics (2-core), while EPYC 9455P needs a discrete GPU.
Trade-offs
- ❌Smaller total L3 cache (96 MB vs 256 MB).
- ❌Less compelling for workstation-style loads than EPYC 9455P, which brings 48 cores / 96 threads and 128 PCIe lanes.
Quick Answers
So, is Ryzen 7 7800X3D better than EPYC 9455P?
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?
EPYC 9455P vs Ryzen 7 7800X3D Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.
EPYC 9455P
The EPYC 9455P is manufactured by AMD. It was released in 10 October 2024 (1 year ago). It is based on the Turin (2024) architecture. It features 48 cores and 96 threads. Base frequency is 3.15 GHz, with boost up to 4.4 GHz. L3 cache: 256 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: SP5. Thermal design power (TDP): 300 Watt. Memory support: DDR5. Passmark benchmark score: 116,926 points. Launch price was $4,819.
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.
Processing Power
The EPYC 9455P packs 48 cores / 96 threads, while the Ryzen 7 7800X3D offers 8 cores / 16 threads — the EPYC 9455P has 40 more cores. Boost clocks reach 4.4 GHz on the EPYC 9455P versus 5 GHz on the Ryzen 7 7800X3D — a 12.8% clock advantage for the Ryzen 7 7800X3D (base: 3.15 GHz vs 4.4 GHz). The EPYC 9455P uses the Turin (2024) architecture (4 nm), while the Ryzen 7 7800X3D uses Raphael (Zen4) (2022−2023) (5 nm). In PassMark, the EPYC 9455P scores 116,926 against the Ryzen 7 7800X3D's 34,293 — a 109.3% lead for the EPYC 9455P. Geekbench 6 single-core — the metric most relevant to gaming — records 1,962 vs 2,700, a 31.7% lead for the Ryzen 7 7800X3D that directly translates to higher frame rates. Multi-core Geekbench: 1,898 vs 15,000 (155.1% advantage for the Ryzen 7 7800X3D). L3 cache: 256 MB (total) on the EPYC 9455P vs 96 MB (total) on the Ryzen 7 7800X3D.
| Feature | EPYC 9455P | Ryzen 7 7800X3D |
|---|---|---|
| Cores / Threads | 48 / 96+500% | 8 / 16 |
| Boost Clock | 4.4 GHz | 5 GHz+14% |
| Base Clock | 3.15 GHz | 4.4 GHz+40% |
| L3 Cache | 256 MB (total)+167% | 96 MB (total) |
| L2 Cache | 1 MB (per core) | 1 MB (per core) |
| Process | 4 nm-20% | 5 nm |
| Architecture | Turin (2024) | Raphael (Zen4) (2022−2023) |
| PassMark | 116,926+241% | 34,293 |
| Cinebench R23 Multi | — | 18,500 |
| Geekbench 6 Single | 1,962 | 2,700+38% |
| Geekbench 6 Multi | 1,898 | 15,000+690% |
Memory & Platform
The EPYC 9455P uses the SP5 socket (PCIe 5.0), while the Ryzen 7 7800X3D uses AM5 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-6000 on the EPYC 9455P versus DDR5-5200 on the Ryzen 7 7800X3D — the EPYC 9455P supports 15.4% faster memory, which can translate to measurable gains in memory-sensitive workloads. The EPYC 9455P supports up to 9 TB of RAM compared to 128 GB — 7100% more capacity for professional workloads. Memory channels: 12 (EPYC 9455P) vs 2 (Ryzen 7 7800X3D). PCIe lanes: 128 (EPYC 9455P) vs 28 (Ryzen 7 7800X3D) — the EPYC 9455P offers 100 more lanes for additional GPUs or NVMe drives. Chipset compatibility: SP5 (EPYC 9455P) and X670E,X670,B650E,B650,A620 (Ryzen 7 7800X3D).
| Feature | EPYC 9455P | Ryzen 7 7800X3D |
|---|---|---|
| Socket | SP5 | AM5 |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| Max RAM Speed | DDR5-6000+15% | DDR5-5200 |
| Max RAM Capacity | 9 TB+7100% | 128 GB |
| RAM Channels | 12+500% | 2 |
| ECC Support | Yes | Yes |
| PCIe Lanes | 128+357% | 28 |
Advanced Features
Virtualization support: AMD-V, SEV-SNP (EPYC 9455P) vs AMD-V (Ryzen 7 7800X3D). The Ryzen 7 7800X3D includes integrated graphics (AMD Radeon Graphics (2-core)), while the EPYC 9455P requires a dedicated GPU. Primary use case: EPYC 9455P targets Data Center / Single Socket, Ryzen 7 7800X3D targets Gaming. Direct competitor: EPYC 9455P rivals Xeon 6766E; Ryzen 7 7800X3D rivals Intel Core i7-14700K.
| Feature | EPYC 9455P | Ryzen 7 7800X3D |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | — | AMD Radeon Graphics (2-core) |
| Unlocked | — | Yes |
| AVX-512 | — | Yes |
| Virtualization | AMD-V, SEV-SNP | AMD-V |
| Target Use | Data Center / Single Socket | Gaming |
Value Analysis
At launch, the EPYC 9455P was priced at $4819, while the Ryzen 7 7800X3D came in at $449. On launch pricing ($4819 vs $449), Ryzen 7 7800X3D was $4370 cheaper. In terms of value on MSRP (PassMark points per dollar), the EPYC 9455P delivers 24.3 pts/$ vs 76.4 pts/$ for the Ryzen 7 7800X3D — making the Ryzen 7 7800X3D the 103.6% better value option.
| Feature | EPYC 9455P | Ryzen 7 7800X3D |
|---|---|---|
| MSRP | $4819 | $449-91% |
| Performance per Dollar | 24.3 | 76.4+214% |
| Release Date | 2024 | 2023 |
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