EPYC 9745
Ryzen 7 7800X3D
EPYC 9745 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 9745 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 9745 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 9745
2024Why buy it
- ✅+281.1% higher PassMark.
- ✅+166.7% larger total L3 cache (256 MB vs 96 MB).
- ✅Better for workstations and heavier parallel workloads: 128 cores / 256 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 37 shared CPU benchmark tests.
- ❌Lower PassMark per dollar, at 10.8 vs 76.4 PassMark/$ ($12,141 MSRP vs $449 MSRP).
- ❌233.3% higher power demand at 400W 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: +39.3% higher average FPS across 37 shared CPU benchmark tests.
- ✅Costs $11,692 less on MSRP ($449 MSRP vs $12,141 MSRP).
- ✅Delivers 609.5% more PassMark for each dollar spent, at 76.4 vs 10.8 PassMark/$ ($449 MSRP vs $12,141 MSRP).
- ✅Draws 120W instead of 400W, a 280W reduction.
- ✅Integrated graphics onboard with AMD Radeon Graphics (2-core), while EPYC 9745 needs a discrete GPU.
Trade-offs
- ❌Lower PassMark (34,293 vs 130,698).
- ❌Smaller total L3 cache (96 MB vs 256 MB).
- ❌Less compelling for workstation-style loads than EPYC 9745, which brings 128 cores / 256 threads and 128 PCIe lanes.
Quick Answers
So, is EPYC 9745 better than Ryzen 7 7800X3D?
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 9745 vs Ryzen 7 7800X3D Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.
EPYC 9745
The EPYC 9745 is manufactured by AMD. It was released in 10 October 2024 (1 year ago). It is based on the Turin (2024) architecture. It features 128 cores and 256 threads. Base frequency is 2.4 GHz, with boost up to 3.7 GHz. L3 cache: 256 MB (total). L2 cache: 1 MB (per core). Built on 3 nm process technology. Socket: SP5. Thermal design power (TDP): 400 Watt. Memory support: DDR5. Passmark benchmark score: 130,698 points. Launch price was $12,141.
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 9745 packs 128 cores / 256 threads, while the Ryzen 7 7800X3D offers 8 cores / 16 threads — the EPYC 9745 has 120 more cores. Boost clocks reach 3.7 GHz on the EPYC 9745 versus 5 GHz on the Ryzen 7 7800X3D — a 29.9% clock advantage for the Ryzen 7 7800X3D (base: 2.4 GHz vs 4.4 GHz). The EPYC 9745 uses the Turin (2024) architecture (3 nm), while the Ryzen 7 7800X3D uses Raphael (Zen4) (2022−2023) (5 nm). In PassMark, the EPYC 9745 scores 130,698 against the Ryzen 7 7800X3D's 34,293 — a 116.9% lead for the EPYC 9745. L3 cache: 256 MB (total) on the EPYC 9745 vs 96 MB (total) on the Ryzen 7 7800X3D.
| Feature | EPYC 9745 | Ryzen 7 7800X3D |
|---|---|---|
| Cores / Threads | 128 / 256+1500% | 8 / 16 |
| Boost Clock | 3.7 GHz | 5 GHz+35% |
| Base Clock | 2.4 GHz | 4.4 GHz+83% |
| L3 Cache | 256 MB (total)+167% | 96 MB (total) |
| L2 Cache | 1 MB (per core) | 1 MB (per core) |
| Process | 3 nm-40% | 5 nm |
| Architecture | Turin (2024) | Raphael (Zen4) (2022−2023) |
| PassMark | 130,698+281% | 34,293 |
| Cinebench R23 Multi | — | 18,500 |
| Geekbench 6 Single | — | 2,700 |
| Geekbench 6 Multi | — | 15,000 |
Memory & Platform
The EPYC 9745 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 9745 versus DDR5-5200 on the Ryzen 7 7800X3D — the EPYC 9745 supports 15.4% faster memory, which can translate to measurable gains in memory-sensitive workloads. The EPYC 9745 supports up to 6 TB of RAM compared to 128 GB — 4700% more capacity for professional workloads. Memory channels: 12 (EPYC 9745) vs 2 (Ryzen 7 7800X3D). PCIe lanes: 128 (EPYC 9745) vs 28 (Ryzen 7 7800X3D) — the EPYC 9745 offers 100 more lanes for additional GPUs or NVMe drives. Chipset compatibility: SP5 (EPYC 9745) and X670E,X670,B650E,B650,A620 (Ryzen 7 7800X3D).
| Feature | EPYC 9745 | 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 | 6 TB+4700% | 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 9745) vs AMD-V (Ryzen 7 7800X3D). The Ryzen 7 7800X3D includes integrated graphics (AMD Radeon Graphics (2-core)), while the EPYC 9745 requires a dedicated GPU. Primary use case: EPYC 9745 targets Data Center / High Density, Ryzen 7 7800X3D targets Gaming. Direct competitor: EPYC 9745 rivals Xeon 6980P; Ryzen 7 7800X3D rivals Intel Core i7-14700K.
| Feature | EPYC 9745 | 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 / High Density | Gaming |
Value Analysis
At launch, the EPYC 9745 was priced at $12141, while the Ryzen 7 7800X3D came in at $449. On launch pricing ($12141 vs $449), Ryzen 7 7800X3D was $11692 cheaper. In terms of value on MSRP (PassMark points per dollar), the EPYC 9745 delivers 10.8 pts/$ vs 76.4 pts/$ for the Ryzen 7 7800X3D — making the Ryzen 7 7800X3D the 150.6% better value option.
| Feature | EPYC 9745 | Ryzen 7 7800X3D |
|---|---|---|
| MSRP | $12141 | $449-96% |
| Performance per Dollar | 10.8 | 76.4+607% |
| Release Date | 2024 | 2023 |
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