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.

Head-to-Head Verdict, Benchmarks, Value & Long-Term Outlook

This comparison brings together gaming FPS, productivity performance, platform differences, power efficiency, pricing context, and upgrade path so you can see which CPU actually makes more sense.

EPYC 7351

2017

Why buy it

✅Better for workstations and heavier parallel workloads: 16 cores / 32 threads.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 7 7800X3D across 4 shared CPU benchmark tests.
❌Lower PassMark (23,226 vs 34,293).
❌29.2% higher power demand at 155W vs 120W.
❌Older platform position on TR4 with DDR4, while Ryzen 7 7800X3D moves to AM5 and DDR5.
❌No integrated graphics, while Ryzen 7 7800X3D can still boot and troubleshoot without a discrete GPU.

Ryzen 7 7800X3D

2023

Why buy it

✅Better for gaming: +80.1% higher average FPS across 4 shared CPU benchmark tests.
✅Draws 120W instead of 155W, a 35W reduction.
✅Newer platform on AM5 with DDR5 support instead of TR4 and DDR4.
✅100+% more PCIe lanes (28 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with AMD Radeon Graphics (2-core), while EPYC 7351 needs a discrete GPU.

Trade-offs

❌Less compelling for workstation-style loads than EPYC 7351, which brings 16 cores / 32 threads.
❌Launch MSRP is still $449 MSRP, while EPYC 7351 mostly shows up through inconsistent older-market listings.

EPYC 7351

2017

Ryzen 7 7800X3D

2023

Why buy it

✅Better for workstations and heavier parallel workloads: 16 cores / 32 threads.

Why buy it

✅Better for gaming: +80.1% higher average FPS across 4 shared CPU benchmark tests.
✅Draws 120W instead of 155W, a 35W reduction.
✅Newer platform on AM5 with DDR5 support instead of TR4 and DDR4.
✅100+% more PCIe lanes (28 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with AMD Radeon Graphics (2-core), while EPYC 7351 needs a discrete GPU.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 7 7800X3D across 4 shared CPU benchmark tests.
❌Lower PassMark (23,226 vs 34,293).
❌29.2% higher power demand at 155W vs 120W.
❌Older platform position on TR4 with DDR4, while Ryzen 7 7800X3D moves to AM5 and DDR5.
❌No integrated graphics, while Ryzen 7 7800X3D can still boot and troubleshoot without a discrete GPU.

Trade-offs

❌Less compelling for workstation-style loads than EPYC 7351, which brings 16 cores / 32 threads.
❌Launch MSRP is still $449 MSRP, while EPYC 7351 mostly shows up through inconsistent older-market listings.

Quick Answers

So, is Ryzen 7 7800X3D better than EPYC 7351?

Not in a simple one-size-fits-all way. EPYC 7351 makes more sense for workstation-style multi-core throughput, while Ryzen 7 7800X3D is the better mainstream desktop choice for gaming, platform cost, and day-to-day practicality.

Which one is better for gaming?

If gaming is the priority, Ryzen 7 7800X3D is the better pick here. According to our tests, it delivers 80.1% more average FPS across 4 shared CPU game tests. It also has a big cache advantage at 96 MB vs 64 MB.

Which one is better for streaming, content creation, and heavy multitasking?

For streaming, content creation, and heavier multitasking, Ryzen 7 7800X3D is the better fit. You are getting 47.6% better PassMark, backed by 8 cores and 16 threads. It also carries the larger cache pool with 50% larger total L3 cache (96 MB vs 64 MB).

Which one is the smarter buy today, not just the cheaper CPU?

Ryzen 7 7800X3D is the smarter buy today. Ryzen 7 7800X3D is at an unclear MSRP at $449 MSRP versus unclear MSRP, and it gives you a 80.1% average FPS lead across 4 shared CPU game tests in our data. It is also 100.0% better value on MSRP (76.4 vs 0.0 PassMark/$), so the better CPU is not just faster, it is also the cleaner value play on paper.

Which one is more future-proof for 2026 and beyond?

Ryzen 7 7800X3D is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2017), a healthier platform with AM5 and DDR5 instead of TR4, 3D V-Cache and a much larger 96 MB L3 cache instead of 64 MB, more multi-core headroom with 8 cores / 16 threads instead of 16/32, and AVX-512 support for heavier modern compute workloads. That should give you a better long-term upgrade path for motherboard, RAM, and future CPU swaps.

Games Benchmarks

Paired with RTX 4090

To accurately isolate CPU performance, all benchmarks below use an NVIDIA RTX 4090 as the reference GPU. This eliminates GPU-side bottlenecks and highlights pure processing throughput differences between the CPUs.

Note: Real-world results may vary based on your actual GPU. CPU performance impact is more visible in processing-intensive titles and high-refresh-rate gaming scenarios.

EPYC 7351 Benchmark Check

Ryzen 7 7800X3D Benchmark Check

Path of Exile 2

Preset	EPYC 7351	Ryzen 7 7800X3D
1080p
low	183 FPS	266 FPS
medium	160 FPS	247 FPS
high	128 FPS	211 FPS
ultra	102 FPS	186 FPS
1440p
low	151 FPS	258 FPS
medium	126 FPS	215 FPS
high	96 FPS	171 FPS
ultra	77 FPS	154 FPS
4K
low	70 FPS	179 FPS
medium	62 FPS	149 FPS
high	48 FPS	112 FPS
ultra	39 FPS	100 FPS

Open EPYC 7351 Open Ryzen 7 7800X3D

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	EPYC 7351	Ryzen 7 7800X3D
1080p
low	353 FPS	857 FPS
medium	321 FPS	735 FPS
high	271 FPS	579 FPS
ultra	219 FPS	491 FPS
1440p
low	305 FPS	715 FPS
medium	279 FPS	607 FPS
high	239 FPS	497 FPS
ultra	187 FPS	396 FPS
4K
low	190 FPS	393 FPS
medium	176 FPS	337 FPS
high	151 FPS	314 FPS
ultra	122 FPS	271 FPS

Open EPYC 7351 Open Ryzen 7 7800X3D

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	EPYC 7351	Ryzen 7 7800X3D
1080p
low	581 FPS	857 FPS
medium	513 FPS	857 FPS
high	462 FPS	857 FPS
ultra	396 FPS	857 FPS
1440p
low	513 FPS	857 FPS
medium	428 FPS	851 FPS
high	376 FPS	786 FPS
ultra	323 FPS	656 FPS
4K
low	381 FPS	558 FPS
medium	305 FPS	479 FPS
high	269 FPS	427 FPS
ultra	219 FPS	362 FPS

Open EPYC 7351 Open Ryzen 7 7800X3D

League of Legends

League of Legends

Valorant

Preset	EPYC 7351	Ryzen 7 7800X3D
1080p
low	581 FPS	857 FPS
medium	581 FPS	857 FPS
high	581 FPS	857 FPS
ultra	569 FPS	782 FPS
1440p
low	581 FPS	857 FPS
medium	581 FPS	760 FPS
high	504 FPS	669 FPS
ultra	425 FPS	576 FPS
4K
low	476 FPS	618 FPS
medium	430 FPS	556 FPS
high	378 FPS	495 FPS
ultra	323 FPS	428 FPS

Open EPYC 7351 Open Ryzen 7 7800X3D

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of EPYC 7351 and Ryzen 7 7800X3D

EPYC 7351

The EPYC 7351 is manufactured by AMD. It was released in 29 June 2017 (8 years ago). It is based on the Naples (2017−2018) architecture. It features 16 cores and 32 threads. Base frequency is 2.4 GHz, with boost up to 2.9 GHz. L3 cache: 64 MB (total). L2 cache: 512K (per core). Built on 14 nm process technology. Socket: TR4. Thermal design power (TDP): 170 Watt. Memory support: DDR4 Eight-channel. Passmark benchmark score: 23,226 points. Launch price was $1,100.

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 7351 packs 16 cores / 32 threads, while the Ryzen 7 7800X3D offers 8 cores / 16 threads — the EPYC 7351 has 8 more cores. Boost clocks reach 2.9 GHz on the EPYC 7351 versus 5 GHz on the Ryzen 7 7800X3D — a 53.2% clock advantage for the Ryzen 7 7800X3D (base: 2.4 GHz vs 4.4 GHz). The EPYC 7351 uses the Naples (2017−2018) architecture (14 nm), while the Ryzen 7 7800X3D uses Raphael (Zen4) (2022−2023) (5 nm). In PassMark, the EPYC 7351 scores 23,226 against the Ryzen 7 7800X3D's 34,293 — a 38.5% lead for the Ryzen 7 7800X3D. L3 cache: 64 MB (total) on the EPYC 7351 vs 96 MB (total) on the Ryzen 7 7800X3D.

Feature	EPYC 7351	Ryzen 7 7800X3D
Cores / Threads	16 / 32+100%	8 / 16
Boost Clock	2.9 GHz	5 GHz+72%
Base Clock	2.4 GHz	4.4 GHz+83%
L3 Cache	64 MB (total)	96 MB (total)+50%
L2 Cache	512K (per core)	1 MB (per core)+100%
Process	14 nm	5 nm-64%
Architecture	Naples (2017−2018)	Raphael (Zen4) (2022−2023)
PassMark	23,226	34,293+48%
Cinebench R23 Multi	—	18,500
Geekbench 6 Single	—	2,700
Geekbench 6 Multi	—	15,000

🧠

Memory & Platform

The EPYC 7351 uses the TR4 socket (PCIe 4.0), while the Ryzen 7 7800X3D uses AM5 (PCIe 5.0) — making them incompatible on the same motherboard.

Feature	EPYC 7351	Ryzen 7 7800X3D
Socket	TR4	AM5
PCIe Generation	PCIe 4.0	PCIe 5.0+25%
Max RAM Speed	—	DDR5-5200
Max RAM Capacity	—	128 GB
RAM Channels	—	2
ECC Support	—	Yes
PCIe Lanes	—	28

🔧

Advanced Features

Virtualization: not specified (EPYC 7351) / AMD-V (Ryzen 7 7800X3D). The Ryzen 7 7800X3D includes integrated graphics (AMD Radeon Graphics (2-core)), while the EPYC 7351 requires a dedicated GPU. Primary use case: Ryzen 7 7800X3D targets Gaming. Direct competitor: Ryzen 7 7800X3D rivals Intel Core i7-14700K.