EPYC 7642 vs Ryzen 7 3700X

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 7642 vs Ryzen 7 3700X 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 7642 vs Ryzen 7 3700X: Pros, Cons & Final Verdict

See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.

EPYC 7642

2019

Why buy it

✅+164.5% higher PassMark.
✅+700% larger total L3 cache (256 MB vs 32 MB).
✅Better for workstations and heavier parallel workloads: 48 cores / 96 threads, plus 128 PCIe lanes vs 24.
✅433.3% more PCIe lanes (128 vs 24) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 7 3700X across 50 shared CPU benchmark tests.
❌Lower PassMark per dollar, at 12.4 vs 68.2 PassMark/$ ($4,775 MSRP vs $329 MSRP).
❌246.2% higher power demand at 225W vs 65W.

Ryzen 7 3700X

2019

Why buy it

✅Better for gaming: +13.0% higher average FPS across 50 shared CPU benchmark tests.
✅Costs $4,446 less on MSRP ($329 MSRP vs $4,775 MSRP).
✅Delivers 448.7% more PassMark for each dollar spent, at 68.2 vs 12.4 PassMark/$ ($329 MSRP vs $4,775 MSRP).
✅Draws 65W instead of 225W, a 160W reduction.

Trade-offs

❌Lower PassMark (22,430 vs 59,333).
❌Smaller total L3 cache (32 MB vs 256 MB).
❌Less compelling for workstation-style loads than EPYC 7642, which brings 48 cores / 96 threads and 128 PCIe lanes.

Quick Answers

So, is Ryzen 7 3700X better than EPYC 7642?

Not really, because they are built for different jobs. EPYC 7642 makes more sense for workstation-style multi-core throughput, while Ryzen 7 3700X 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 7642 is the stronger fit. You are getting 164.5% better PassMark, backed by 48 cores and 96 threads. It also has the larger cache pool with 700% larger total L3 cache (256 MB vs 32 MB).

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

Ryzen 7 3700X is the better buy right now. Ryzen 7 3700X comes in $4,446 cheaper on MSRP at $329 MSRP versus $4,775 MSRP, and it still gives you a 13.0% average FPS lead across 50 shared CPU game tests in our data. The compromise is that EPYC 7642 is still stronger for heavier multi-core work with 164.5% better PassMark. It is also 448.7% better value on MSRP (68.2 vs 12.4 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Ryzen 7 3700X is the safer long-term CPU choice because it gives you more room to grow and a better platform outlook.

EPYC 7642 vs Ryzen 7 3700X Technical Specifications

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

EPYC 7642

The EPYC 7642 is manufactured by AMD. It was released in 7 August 2019 (6 years ago). It is based on the Zen 2 (2017−2020) architecture. It features 48 cores and 96 threads. Base frequency is 2.4 GHz, with boost up to 3.4 GHz. L3 cache: 256 MB (total). L2 cache: 512K (per core). Built on 7 nm, 14 nm process technology. Socket: TR4. Thermal design power (TDP): 225 Watt. Memory support: DDR4 Eight-channel. Passmark benchmark score: 59,333 points. Launch price was $4,775.

Ryzen 7 3700X

The Ryzen 7 3700X is manufactured by AMD. It was released in 7 July 2019 (6 years ago). It is based on the Matisse (Zen 2) (2019−2020) architecture. It features 8 cores and 16 threads. Base frequency is 3.6 GHz, with boost up to 4.4 GHz. L3 cache: 32 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 65 Watt. Memory support: DDR4 Dual-channel. Passmark benchmark score: 22,430 points. Launch price was $329.

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Processing Power

The EPYC 7642 packs 48 cores / 96 threads, while the Ryzen 7 3700X offers 8 cores / 16 threads — the EPYC 7642 has 40 more cores. Boost clocks reach 3.4 GHz on the EPYC 7642 versus 4.4 GHz on the Ryzen 7 3700X — a 25.6% clock advantage for the Ryzen 7 3700X (base: 2.4 GHz vs 3.6 GHz). The EPYC 7642 uses the Zen 2 (2017−2020) architecture (7 nm, 14 nm), while the Ryzen 7 3700X uses Matisse (Zen 2) (2019−2020) (7 nm, 12 nm). In PassMark, the EPYC 7642 scores 59,333 against the Ryzen 7 3700X's 22,430 — a 90.3% lead for the EPYC 7642. L3 cache: 256 MB (total) on the EPYC 7642 vs 32 MB on the Ryzen 7 3700X.

Feature	EPYC 7642	Ryzen 7 3700X
Cores / Threads	48 / 96+500%	8 / 16
Boost Clock	3.4 GHz	4.4 GHz+29%
Base Clock	2.4 GHz	3.6 GHz+50%
L3 Cache	256 MB (total)+700%	32 MB
L2 Cache	512K (per core)	512K (per core)
Process	7 nm, 14 nm	7 nm, 12 nm
Architecture	Zen 2 (2017−2020)	Matisse (Zen 2) (2019−2020)
PassMark	59,333+165%	22,430

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Memory & Platform

The EPYC 7642 uses the TR4 socket (PCIe 4.0), while the Ryzen 7 3700X uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard. Both support up to 3200 memory speed. The EPYC 7642 supports up to 4096 GB of RAM compared to 128 GB — 3100% more capacity for professional workloads. Memory channels: 8 (EPYC 7642) vs 2 (Ryzen 7 3700X). PCIe lanes: 128 (EPYC 7642) vs 24 (Ryzen 7 3700X) — the EPYC 7642 offers 104 more lanes for additional GPUs or NVMe drives. Chipset compatibility: SP3 (EPYC 7642) and AMD 500 series,AMD 400 series,AMD 300 series (Ryzen 7 3700X).

Feature	EPYC 7642	Ryzen 7 3700X
Socket	TR4	AM4
PCIe Generation	PCIe 4.0	PCIe 4.0
Max RAM Speed	3200	DDR4-3200
Max RAM Capacity	4096 GB+3100%	128 GB
RAM Channels	8+300%	2
ECC Support	Yes	Yes
PCIe Lanes	128+433%	24

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Advanced Features

Virtualization: VT-x, VT-d (EPYC 7642) / not specified (Ryzen 7 3700X). Direct competitor: EPYC 7642 rivals Xeon Platinum 8380.

Feature	EPYC 7642	Ryzen 7 3700X
Integrated GPU	No	No
IGPU Model	None	—
Unlocked	No	—
AVX-512	No	—
Virtualization	VT-x, VT-d	—

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Value Analysis

At launch, the EPYC 7642 was priced at $4775, while the Ryzen 7 3700X came in at $329. On launch pricing ($4775 vs $329), Ryzen 7 3700X was $4446 cheaper. In terms of value on MSRP (PassMark points per dollar), the EPYC 7642 delivers 12.4 pts/$ vs 68.2 pts/$ for the Ryzen 7 3700X — making the Ryzen 7 3700X the 138.3% better value option.

Feature	EPYC 7642	Ryzen 7 3700X
MSRP	$4775	$329-93%
Performance per Dollar	12.4	68.2+450%
Release Date	2019	2019

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