Ryzen 7 3700X vs Xeon Gold 6143

Ryzen 7 3700X vs Xeon Gold 6143 Performance Spectrum

Ryzen 7 3700X

8 / 16

22,430

0.0%

Ryzen Threadripper PRO 3955WX

Ryzen 9 9900X3D

Ryzen Threadripper PRO 5975WX

Ryzen Threadripper 9960X

Xeon Gold 6143

16 / 32

24,786

+10.5%

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.

Ryzen 7 3700X vs Xeon Gold 6143 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.

Ryzen 7 3700X vs Xeon Gold 6143: Pros, Cons & Final Verdict

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

Ryzen 7 3700X

2019

Why buy it

✅Better for gaming: +22.3% higher average FPS across 50 shared CPU benchmark tests.
✅+45.5% larger total L3 cache (32 MB vs 22 MB).
✅Costs $13 less on MSRP ($329 MSRP vs $342 MSRP).
✅Draws 65W instead of 205W, a 140W reduction.
✅100+% more PCIe lanes (24 vs 0) for storage and expansion-heavy builds.

Trade-offs

❌Lower PassMark (22,430 vs 24,786).
❌Less compelling for workstation-style loads than Xeon Gold 6143, which brings 16 cores / 32 threads.

Xeon Gold 6143

2017

Why buy it

✅+10.5% higher PassMark.
✅Better for workstations and heavier parallel workloads: 16 cores / 32 threads.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 7 3700X across 50 shared CPU benchmark tests.
❌Smaller total L3 cache (22 MB vs 32 MB).
❌
4% HIGHER MSRP
$342 MSRPvs$329 MSRP
❌215.4% higher power demand at 205W vs 65W.

Quick Answers

So, is Ryzen 7 3700X better than Xeon Gold 6143?

Not really, because they are built for different jobs. Xeon Gold 6143 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, Xeon Gold 6143 is the stronger fit. You are getting 10.5% better PassMark, backed by 16 cores and 32 threads.

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

Ryzen 7 3700X is still the faster CPU overall, but Xeon Gold 6143 is easier to justify if budget matters more than peak performance. Ryzen 7 3700X comes in $13 cheaper on MSRP at $329 MSRP versus $342 MSRP, and it still gives you a 22.3% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Xeon Gold 6143 is still stronger for heavier multi-core work with 10.5% better PassMark. Xeon Gold 6143 is also 6.3% better value on MSRP (72.5 vs 68.2 PassMark/$), which is why it can still make sense for tighter-budget builds on paper.

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

Ryzen 7 3700X makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2019 vs 2017) and 45.5% larger total L3 cache (32 MB vs 22 MB). That makes it the safer long-term bet.

Ryzen 7 3700X vs Xeon Gold 6143 Technical Specifications

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

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.

Xeon Gold 6143

The Xeon Gold 6143 is manufactured by Intel. It was released in 2015-01-01. It features 16 cores and 32 threads. Base frequency is 2.8 GHz, with boost up to 4 GHz. L3 cache: 22 MB. Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 205 Watt. Memory support: DDR4-2666. Passmark benchmark score: 24,786 points. Launch price was $800.

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Processing Power

The Ryzen 7 3700X packs 8 cores / 16 threads, while the Xeon Gold 6143 offers 16 cores / 32 threads — the Xeon Gold 6143 has 8 more cores. Boost clocks reach 4.4 GHz on the Ryzen 7 3700X versus 4 GHz on the Xeon Gold 6143 — a 9.5% clock advantage for the Ryzen 7 3700X (base: 3.6 GHz vs 2.8 GHz). The Ryzen 7 3700X is built on the Matisse (Zen 2) (2019−2020) architecture. In PassMark, the Ryzen 7 3700X scores 22,430 against the Xeon Gold 6143's 24,786 — a 10% lead for the Xeon Gold 6143. L3 cache: 32 MB on the Ryzen 7 3700X vs 22 MB on the Xeon Gold 6143.

Feature	Ryzen 7 3700X	Xeon Gold 6143
Cores / Threads	8 / 16	16 / 32+100%
Boost Clock	4.4 GHz+10%	4 GHz
Base Clock	3.6 GHz+29%	2.8 GHz
L3 Cache	32 MB+45%	22 MB
L2 Cache	512K (per core)	—
Process	7 nm, 12 nm-50%	14 nm
Architecture	Matisse (Zen 2) (2019−2020)	—
PassMark	22,430	24,786+11%

🧠

Memory & Platform

The Ryzen 7 3700X uses the AM4 socket (PCIe 4.0), while the Xeon Gold 6143 uses LGA3647 (PCIe 3.0) — making them incompatible on the same motherboard.

Feature	Ryzen 7 3700X	Xeon Gold 6143
Socket	AM4	LGA3647
PCIe Generation	PCIe 4.0+33%	PCIe 3.0
Max RAM Speed	DDR4-3200	—
Max RAM Capacity	128 GB	—
RAM Channels	2	—
ECC Support	Yes	—
PCIe Lanes	24	—

💰

Value Analysis

At launch, the Ryzen 7 3700X was priced at $329, while the Xeon Gold 6143 came in at $342. On launch pricing ($329 vs $342), Ryzen 7 3700X was $13 cheaper. In terms of value on MSRP (PassMark points per dollar), the Ryzen 7 3700X delivers 68.2 pts/$ vs 72.5 pts/$ for the Xeon Gold 6143 — making the Xeon Gold 6143 the 6.1% better value option.

Feature	Ryzen 7 3700X	Xeon Gold 6143
MSRP	$329-4%	$342
Performance per Dollar	68.2	72.5+6%
Release Date	2019	2017

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