Ryzen 7 5800X vs Xeon E5-2679 v4

Ryzen 7 5800X vs Xeon E5-2679 v4 Performance Spectrum

Ryzen 7 5800X

8 / 16

27,712

+14.8%

Ryzen Threadripper 3990X

Ryzen Threadripper PRO 9965WX

Xeon E5-2679 v4

20 / 40

24,131

0.0%

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 5800X vs Xeon E5-2679 v4 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 5800X vs Xeon E5-2679 v4: 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 5800X

2020

Why buy it

✅Better for gaming: +17.0% higher average FPS across 50 shared CPU benchmark tests.
✅Costs $2,253 less on MSRP ($449 MSRP vs $2,702 MSRP).
✅Delivers 591.1% more PassMark for each dollar spent, at 61.7 vs 8.9 PassMark/$ ($449 MSRP vs $2,702 MSRP).
✅Draws 105W instead of 200W, a 95W reduction.

Trade-offs

❌Smaller total L3 cache (32 MB vs 50 MB).
❌Less compelling for workstation-style loads than Xeon E5-2679 v4, which brings 20 cores / 40 threads and 40 PCIe lanes.

Xeon E5-2679 v4

2016

Why buy it

✅+56.3% larger total L3 cache (50 MB vs 32 MB).
✅Better for workstations and heavier parallel workloads: 20 cores / 40 threads, plus 40 PCIe lanes vs 24.
✅66.7% more PCIe lanes (40 vs 24) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 7 5800X across 50 shared CPU benchmark tests.
❌Lower PassMark (24,131 vs 27,712).
❌Lower PassMark per dollar, at 8.9 vs 61.7 PassMark/$ ($2,702 MSRP vs $449 MSRP).
❌90.5% higher power demand at 200W vs 105W.

Quick Answers

So, is Ryzen 7 5800X better than Xeon E5-2679 v4?

Not really, because they are built for different jobs. Xeon E5-2679 v4 makes more sense for workstation-style multi-core throughput, while Ryzen 7 5800X is the more practical desktop choice for gaming, platform cost, and everyday use.

Which one is better for gaming?

If gaming is the priority, Ryzen 7 5800X is the better pick. According to our tests, it delivers 17.0% more average FPS across 50 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, Ryzen 7 5800X is the stronger fit. You are getting 14.8% better PassMark, backed by 8 cores and 16 threads.

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

Ryzen 7 5800X is the better buy right now. Ryzen 7 5800X comes in $2,253 cheaper on MSRP at $449 MSRP versus $2,702 MSRP, and it still gives you a 17.0% average FPS lead across 50 shared CPU game tests in our data. It is also 591.1% better value on MSRP (61.7 vs 8.9 PassMark/$), 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 5800X makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2020 vs 2016) and more multi-core headroom with 8 cores / 16 threads instead of 20/40. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Ryzen 7 5800X vs Xeon E5-2679 v4 Technical Specifications

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

Ryzen 7 5800X

The Ryzen 7 5800X is manufactured by AMD. It was released in 5 November 2020 (5 years ago). It is based on the Vermeer (Zen 3) (2020−2022) architecture. It features 8 cores and 16 threads. Base frequency is 3.8 GHz, with boost up to 4.7 GHz. L3 cache: 32 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 105 Watt. Memory support: DDR4. Passmark benchmark score: 27,712 points. Launch price was $449.

Xeon E5-2679 v4

The Xeon E5-2679 v4 is manufactured by Intel. It was released in 2015-01-01. It is based on the Broadwell (2015−2019) architecture. It features 20 cores and 40 threads. Base frequency is 2.5 GHz, with boost up to 3.3 GHz. L3 cache: 50 MB. L2 cache: 5 MB. Built on 14 nm process technology. Socket: LGA2011-3. Thermal design power (TDP): 200 Watt. Memory support: DDR4-1600, DDR4-1866, DDR4-2133, DDR4-2400. Passmark benchmark score: 24,131 points. Launch price was $800.

⚡

Processing Power

The Ryzen 7 5800X packs 8 cores / 16 threads, while the Xeon E5-2679 v4 offers 20 cores / 40 threads — the Xeon E5-2679 v4 has 12 more cores. Boost clocks reach 4.7 GHz on the Ryzen 7 5800X versus 3.3 GHz on the Xeon E5-2679 v4 — a 35% clock advantage for the Ryzen 7 5800X (base: 3.8 GHz vs 2.5 GHz). The Ryzen 7 5800X uses the Vermeer (Zen 3) (2020−2022) architecture (7 nm, 12 nm), while the Xeon E5-2679 v4 uses Broadwell (2015−2019) (14 nm). In PassMark, the Ryzen 7 5800X scores 27,712 against the Xeon E5-2679 v4's 24,131 — a 13.8% lead for the Ryzen 7 5800X. L3 cache: 32 MB on the Ryzen 7 5800X vs 50 MB on the Xeon E5-2679 v4.

Feature	Ryzen 7 5800X	Xeon E5-2679 v4
Cores / Threads	8 / 16	20 / 40+150%
Boost Clock	4.7 GHz+42%	3.3 GHz
Base Clock	3.8 GHz+52%	2.5 GHz
L3 Cache	32 MB	50 MB+56%
L2 Cache	512K (per core)+10140%	5 MB
Process	7 nm, 12 nm-50%	14 nm
Architecture	Vermeer (Zen 3) (2020−2022)	Broadwell (2015−2019)
PassMark	27,712+15%	24,131
Geekbench 6 Single	—	1,000
Geekbench 6 Multi	—	12,000

🧠

Memory & Platform

The Ryzen 7 5800X uses the AM4 socket (PCIe 4.0), while the Xeon E5-2679 v4 uses LGA2011-3 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-3200 on the Ryzen 7 5800X versus DDR4-2400 on the Xeon E5-2679 v4 — the Ryzen 7 5800X supports 33.3% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon E5-2679 v4 supports up to 1536 GB of RAM compared to 128 GB — 1100% more capacity for professional workloads. Memory channels: 2 (Ryzen 7 5800X) vs 4 (Xeon E5-2679 v4). PCIe lanes: 24 (Ryzen 7 5800X) vs 40 (Xeon E5-2679 v4) — the Xeon E5-2679 v4 offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AMD 500 series,AMD 400 series,AMD 300 series (Ryzen 7 5800X) and C612,X99 (Xeon E5-2679 v4).

Feature	Ryzen 7 5800X	Xeon E5-2679 v4
Socket	AM4	LGA2011-3
PCIe Generation	PCIe 4.0+33%	PCIe 3.0
Max RAM Speed	DDR4-3200+33%	DDR4-2400
Max RAM Capacity	128 GB	1536 GB+1100%
RAM Channels	2	4+100%
ECC Support	Yes	Yes
PCIe Lanes	24	40+67%

🔧

Advanced Features

Virtualization support: AMD-V (Ryzen 7 5800X) vs Yes (Xeon E5-2679 v4). Primary use case: Ryzen 7 5800X targets Desktop.

Feature	Ryzen 7 5800X	Xeon E5-2679 v4
Integrated GPU	No	No
Unlocked	Yes	—
AVX-512	No	No
Virtualization	AMD-V	Yes
Target Use	Desktop	—

💰

Value Analysis

At launch, the Ryzen 7 5800X was priced at $449, while the Xeon E5-2679 v4 came in at $2702. On launch pricing ($449 vs $2702), Ryzen 7 5800X was $2253 cheaper. In terms of value on MSRP (PassMark points per dollar), the Ryzen 7 5800X delivers 61.7 pts/$ vs 8.9 pts/$ for the Xeon E5-2679 v4 — making the Ryzen 7 5800X the 149.4% better value option.

Feature	Ryzen 7 5800X	Xeon E5-2679 v4
MSRP	$449-83%	$2702
Performance per Dollar	61.7+593%	8.9
Release Date	2020	2016

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