EPYC 9555P vs Ryzen 7 7800X3D

AMD

EPYC 9555P

64 Cores128 Thrd360 WWMax: 4.4 GHz2024
VS
AMD

Ryzen 7 7800X3D

8 Cores16 Thrd120 WWMax: 5 GHz2023

EPYC 9555P 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 9555P 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.

EPYC 9555P 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 9555P

2024

Why buy it

  • βœ…+96% higher Geekbench multi-core.
  • βœ…+166.7% larger total L3 cache (256 MB vs 96 MB).
  • βœ…Better for workstations and heavier parallel workloads: 64 cores / 128 threads, plus 128 PCIe lanes vs 28.
  • βœ…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 31 shared CPU benchmark tests.
  • ❌Lower PassMark per dollar, at 17.0 vs 76.4 PassMark/$ ($7,983 MSRP vs $449 MSRP).
  • ❌200% higher power demand at 360W vs 120W.
  • ❌No integrated graphics, while Ryzen 7 7800X3D can still boot and troubleshoot without a discrete GPU.

Ryzen 7 7800X3D

2023

Why buy it

  • βœ…Better for gaming: +21.2% higher average FPS across 31 shared CPU benchmark tests.
  • βœ…Costs $7,534 less on MSRP ($449 MSRP vs $7,983 MSRP).
  • βœ…Delivers 350.2% more PassMark for each dollar spent, at 76.4 vs 17.0 PassMark/$ ($449 MSRP vs $7,983 MSRP).
  • βœ…Draws 120W instead of 360W, a 240W reduction.
  • βœ…Integrated graphics onboard with AMD Radeon Graphics (2-core), while EPYC 9555P needs a discrete GPU.

Trade-offs

  • ❌Lower Geekbench multi-core (15,000 vs 29,406).
  • ❌Smaller total L3 cache (96 MB vs 256 MB).
  • ❌Less compelling for workstation-style loads than EPYC 9555P, which brings 64 cores / 128 threads and 128 PCIe lanes.

Quick Answers

So, is EPYC 9555P better than Ryzen 7 7800X3D?
Not really, because they are built for different jobs. EPYC 9555P makes more sense for workstation-style multi-core throughput, while Ryzen 7 7800X3D is the more practical desktop choice for gaming, platform cost, and everyday use.
Which one is better for streaming, content creation, and heavy multitasking?
For streaming, content creation, and heavier multitasking, EPYC 9555P is the stronger fit. You are getting 96% better Geekbench multi-core, backed by 64 cores and 128 threads. It also has the larger cache pool with 166.7% larger total L3 cache (256 MB vs 96 MB).
Which one is the smarter buy today, not just the cheaper CPU?
EPYC 9555P is still the faster CPU overall, but Ryzen 7 7800X3D is easier to justify if budget matters more than peak performance. EPYC 9555P comes in 1678.0% more expensive on MSRP at $7,983 MSRP versus $449 MSRP, and it still gives you 96% better Geekbench multi-core. The compromise is that Ryzen 7 7800X3D is still the better pure gaming CPU with a 21.2% average FPS lead across 31 shared CPU game tests in our data. Ryzen 7 7800X3D is also 350.2% better value on MSRP (76.4 vs 17.0 PassMark/$), which is why it can still make sense for tighter-budget builds on paper.
Which one is more future-proof for 2026 and beyond?
EPYC 9555P makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2024 vs 2023), 166.7% larger total L3 cache (256 MB vs 96 MB), and more multi-core headroom with 64 cores / 128 threads instead of 8/16. That extra cache should keep paying off in CPU-limited games and high-refresh builds.

EPYC 9555P vs Ryzen 7 7800X3D Technical Specifications

Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

AMD

EPYC 9555P

The EPYC 9555P is manufactured by AMD. It was released in 10 October 2024 (1 year ago). It is based on the Turin (2024) architecture. It features 64 cores and 128 threads. Base frequency is 3.2 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): 360 Watt. Memory support: DDR5. Passmark benchmark score: 135,441 points. Launch price was $7,983.

AMD

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) (2022βˆ’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 9555P packs 64 cores / 128 threads, while the Ryzen 7 7800X3D offers 8 cores / 16 threads β€” the EPYC 9555P has 56 more cores. Boost clocks reach 4.4 GHz on the EPYC 9555P versus 5 GHz on the Ryzen 7 7800X3D β€” a 12.8% clock advantage for the Ryzen 7 7800X3D (base: 3.2 GHz vs 4.4 GHz). The EPYC 9555P uses the Turin (2024) architecture (4 nm), while the Ryzen 7 7800X3D uses Raphael (Zen4) (2022βˆ’2023) (5 nm). In PassMark, the EPYC 9555P scores 135,441 against the Ryzen 7 7800X3D's 34,293 β€” a 119.2% lead for the EPYC 9555P. Geekbench 6 single-core β€” the metric most relevant to gaming β€” records 2,815 vs 2,700, a 4.2% lead for the EPYC 9555P that directly translates to higher frame rates. Multi-core Geekbench: 29,406 vs 15,000 (64.9% advantage for the EPYC 9555P). L3 cache: 256 MB (total) on the EPYC 9555P vs 96 MB (total) on the Ryzen 7 7800X3D.

FeatureEPYC 9555PRyzen 7 7800X3D
Cores / Threads
64 / 128+700%
8 / 16
Boost Clock
4.4 GHz
5 GHz+14%
Base Clock
3.2 GHz
4.4 GHz+38%
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) (2022βˆ’2023)
PassMark
135,441+295%
34,293
Cinebench R23 Multi
β€”
18,500
Geekbench 6 Single
2,815+4%
2,700
Geekbench 6 Multi
29,406+96%
15,000
🧠

Memory & Platform

The EPYC 9555P uses the SP5 socket (PCIe 5.0), while the Ryzen 7 7800X3D uses AM5 (PCIe 5.0) β€” making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-6000 on the EPYC 9555P versus DDR5-5200 on the Ryzen 7 7800X3D β€” the EPYC 9555P supports 15.4% faster memory, which can translate to measurable gains in memory-sensitive workloads. The EPYC 9555P supports up to 6 TB of RAM compared to 128 GB β€” 4700% more capacity for professional workloads. Memory channels: 12 (EPYC 9555P) vs 2 (Ryzen 7 7800X3D). PCIe lanes: 128 (EPYC 9555P) vs 28 (Ryzen 7 7800X3D) β€” the EPYC 9555P offers 100 more lanes for additional GPUs or NVMe drives. Chipset compatibility: SP5 (EPYC 9555P) and X670E,X670,B650E,B650,A620 (Ryzen 7 7800X3D).

FeatureEPYC 9555PRyzen 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
πŸ”§

Advanced Features

Virtualization support: AMD-V, SEV-SNP (EPYC 9555P) vs AMD-V (Ryzen 7 7800X3D). The Ryzen 7 7800X3D includes integrated graphics (AMD Radeon Graphics (2-core)), while the EPYC 9555P requires a dedicated GPU. Primary use case: EPYC 9555P targets Data Center / Single Socket, Ryzen 7 7800X3D targets Gaming. Direct competitor: EPYC 9555P rivals Xeon 6979P; Ryzen 7 7800X3D rivals Intel Core i7-14700K.

FeatureEPYC 9555PRyzen 7 7800X3D
Integrated GPU
No
Yes
IGPU Model
β€”
AMD Radeon Graphics (2-core)
Unlocked
β€”
Yes
AVX-512
β€”
Yes
Virtualization
AMD-V, SEV-SNP
AMD-V
Target Use
Data Center / Single Socket
Gaming
πŸ’°

Value Analysis

At launch, the EPYC 9555P was priced at $7983, while the Ryzen 7 7800X3D came in at $449. On launch pricing ($7983 vs $449), Ryzen 7 7800X3D was $7534 cheaper. In terms of value on MSRP (PassMark points per dollar), the EPYC 9555P delivers 17.0 pts/$ vs 76.4 pts/$ for the Ryzen 7 7800X3D β€” making the Ryzen 7 7800X3D the 127.3% better value option.

FeatureEPYC 9555PRyzen 7 7800X3D
MSRP
$7983
$449-94%
Performance per Dollar
17.0
76.4+349%
Release Date
2024
2023

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