Ryzen 9 5900X vs Xeon 6740E

CPU

GPU

Ryzen 9 5900X

12 Cores24 Thrd105 WWMax: 4.8 GHz2020

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Xeon 6740E

96 Cores96 Thrd250 WWMax: 3.2 GHz2024

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Ryzen 9 5900X vs Xeon 6740E Performance Spectrum

Ryzen 9 5900X

12 / 24

38,955

0.0%

Ryzen Threadripper 9960X

Ryzen Threadripper PRO 9975WX

Xeon 6740E

96 / 96

76,167

+95.5%

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 9 5900X vs Xeon 6740E 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 9 5900X vs Xeon 6740E: Pros, Cons & Final Verdict

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

Ryzen 9 5900X

2020

Why buy it

✅Better for gaming: +32.3% higher average FPS across 50 shared CPU benchmark tests.
✅Costs $4,716 less on MSRP ($549 MSRP vs $5,265 MSRP).
✅Delivers 390.5% more PassMark for each dollar spent, at 71.0 vs 14.5 PassMark/$ ($549 MSRP vs $5,265 MSRP).
✅Draws 105W instead of 250W, a 145W reduction.

Trade-offs

❌Lower PassMark (38,955 vs 76,167).
❌Smaller total L3 cache (64 MB vs 96 MB).
❌Less compelling for workstation-style loads than Xeon 6740E, which brings 96 cores / 96 threads and 80 PCIe lanes.
❌Older platform position on AM4 with DDR4, while Xeon 6740E moves to LGA4710 and DDR5.

Xeon 6740E

2024

Why buy it

✅+95.5% higher PassMark.
✅+50% larger total L3 cache (96 MB vs 64 MB).
✅Better for workstations and heavier parallel workloads: 96 cores / 96 threads, plus 80 PCIe lanes vs 24.
✅Newer platform on LGA4710 with DDR5 support instead of AM4 and DDR4.
✅233.3% more PCIe lanes (80 vs 24) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 9 5900X across 50 shared CPU benchmark tests.
❌Lower PassMark per dollar, at 14.5 vs 71.0 PassMark/$ ($5,265 MSRP vs $549 MSRP).
❌138.1% higher power demand at 250W vs 105W.

Quick Answers

So, is Ryzen 9 5900X better than Xeon 6740E?

Not really, because they are built for different jobs. Xeon 6740E makes more sense for workstation-style multi-core throughput, while Ryzen 9 5900X 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 6740E is the stronger fit. You are getting 95.5% better PassMark, backed by 96 cores and 96 threads. It also has 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 9 5900X is the better buy right now. Ryzen 9 5900X comes in $4,716 cheaper on MSRP at $549 MSRP versus $5,265 MSRP, and it still gives you a 32.3% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Xeon 6740E is still stronger for heavier multi-core work with 95.5% better PassMark. It is also 390.5% better value on MSRP (71.0 vs 14.5 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Xeon 6740E makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2024 vs 2020), a healthier platform with LGA4710 and DDR5 instead of AM4, 50% larger total L3 cache (96 MB vs 64 MB), more multi-core headroom with 96 cores / 96 threads instead of 12/24, and AVX-512 support for heavier modern compute workloads. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Ryzen 9 5900X vs Xeon 6740E Technical Specifications

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

Ryzen 9 5900X

The Ryzen 9 5900X is manufactured by AMD. It was released in 5 November 2020 (5 years ago). It is based on the Vermeer (Zen3) (2020−2022) architecture. It features 12 cores and 24 threads. Base frequency is 3.7 GHz, with boost up to 4.8 GHz. L3 cache: 64 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 105 Watt. Memory support: DDR4-3200. Passmark benchmark score: 38,955 points. Launch price was $549.

Xeon 6740E

The Xeon 6740E is manufactured by Intel. It was released in 3 June 2024 (1 year ago). It is based on the Sierra Forest (2024) architecture. It features 96 cores and 96 threads. Base frequency is 2.4 GHz, with boost up to 3.2 GHz. L3 cache: 96 MB (total). L2 cache: 4 MB (per module). Built on Intel 3 nm process technology. Socket: LGA4710. Thermal design power (TDP): 250 Watt. Memory support: DDR5-6400. Passmark benchmark score: 76,167 points. Launch price was $5,265.

⚡

Processing Power

The Ryzen 9 5900X packs 12 cores / 24 threads, while the Xeon 6740E offers 96 cores / 96 threads — the Xeon 6740E has 84 more cores. Boost clocks reach 4.8 GHz on the Ryzen 9 5900X versus 3.2 GHz on the Xeon 6740E — a 40% clock advantage for the Ryzen 9 5900X (base: 3.7 GHz vs 2.4 GHz). The Ryzen 9 5900X uses the Vermeer (Zen3) (2020−2022) architecture (7 nm, 12 nm), while the Xeon 6740E uses Sierra Forest (2024) (Intel 3 nm). In PassMark, the Ryzen 9 5900X scores 38,955 against the Xeon 6740E's 76,167 — a 64.6% lead for the Xeon 6740E. L3 cache: 64 MB on the Ryzen 9 5900X vs 96 MB (total) on the Xeon 6740E.

Feature	Ryzen 9 5900X	Xeon 6740E
Cores / Threads	12 / 24	96 / 96+700%
Boost Clock	4.8 GHz+50%	3.2 GHz
Base Clock	3.7 GHz+54%	2.4 GHz
L3 Cache	64 MB	96 MB (total)+50%
L2 Cache	512K (per core)+12700%	4 MB (per module)
Process	7 nm, 12 nm	Intel 3 nm-57%
Architecture	Vermeer (Zen3) (2020−2022)	Sierra Forest (2024)
PassMark	38,955	76,167+96%
Cinebench R23 Multi	21,000	—
Geekbench 6 Single	2,174	—
Geekbench 6 Multi	11,888	—

🧠

Memory & Platform

The Ryzen 9 5900X uses the AM4 socket (PCIe 4.0), while the Xeon 6740E uses LGA4710 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-3200 on the Ryzen 9 5900X versus 6400 on the Xeon 6740E — the Xeon 6740E supports 100% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon 6740E supports up to 4096 GB of RAM compared to 128 GB — 3100% more capacity for professional workloads. Memory channels: 2 (Ryzen 9 5900X) vs 8 (Xeon 6740E). PCIe lanes: 24 (Ryzen 9 5900X) vs 80 (Xeon 6740E) — the Xeon 6740E offers 56 more lanes for additional GPUs or NVMe drives. Chipset compatibility: A320,B350,X370,B450,X470,B550,X570 (Ryzen 9 5900X) and C741 (Xeon 6740E).

Feature	Ryzen 9 5900X	Xeon 6740E
Socket	AM4	LGA4710
PCIe Generation	PCIe 4.0	PCIe 4.0
Max RAM Speed	DDR4-3200	6400+100%
Max RAM Capacity	128 GB	4096 GB+3100%
RAM Channels	2	8+300%
ECC Support	Yes	Yes
PCIe Lanes	24	80+233%

🔧

Advanced Features

Only the Ryzen 9 5900X has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Xeon 6740E supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: AMD-V (Ryzen 9 5900X) vs VT-x, VT-d, TDX (Xeon 6740E). Primary use case: Ryzen 9 5900X targets Workstation. Direct competitor: Ryzen 9 5900X rivals Core i9-12900K; Xeon 6740E rivals EPYC 9005.

Feature	Ryzen 9 5900X	Xeon 6740E
Integrated GPU	No	No
IGPU Model	—	None
Unlocked	Yes	No
AVX-512	No	Yes
Virtualization	AMD-V	VT-x, VT-d, TDX
Target Use	Workstation	—

💰

Value Analysis

At launch, the Ryzen 9 5900X was priced at $549, while the Xeon 6740E came in at $5265. On launch pricing ($549 vs $5265), Ryzen 9 5900X was $4716 cheaper. In terms of value on MSRP (PassMark points per dollar), the Ryzen 9 5900X delivers 71.0 pts/$ vs 14.5 pts/$ for the Xeon 6740E — making the Ryzen 9 5900X the 132.3% better value option.

Feature	Ryzen 9 5900X	Xeon 6740E
MSRP	$549-90%	$5265
Performance per Dollar	71.0+390%	14.5
Release Date	2020	2024

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