Ryzen 7 7800X3D vs Xeon E3-1275L v3

CPU

GPU

Ryzen 7 7800X3D

8 Cores16 Thrd120 WWMax: 5 GHz2023

Ryzen family

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Xeon E3-1275L v3

4 Cores8 Thrd45 WWMax: 3.9 GHz2014

Similar parts

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Ryzen 7 7800X3D vs Xeon E3-1275L v3 Performance Spectrum

Ryzen 7 7800X3D

8 / 16

34,293

+442.0%

Ryzen Threadripper PRO 7965WX

Ryzen Threadripper 7970X

Xeon E3-1275L v3

4 / 8

6,327

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 7800X3D vs Xeon E3-1275L v3 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 7800X3D vs Xeon E3-1275L v3: 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 7800X3D

2023

Why buy it

✅Better for gaming: +325.7% higher average FPS across 2 shared CPU benchmark tests.
✅Delivers 322.5% more PassMark for each dollar spent, at 76.4 vs 18.1 PassMark/$ ($449 MSRP vs $350 MSRP).
✅Newer platform on AM5 with DDR5 support instead of LGA1150 and older memory support.
✅75% more PCIe lanes (28 vs 16) for storage and expansion-heavy builds.

Trade-offs

❌
28.3% HIGHER MSRP
$449 MSRPvs$350 MSRP
❌166.7% higher power demand at 120W vs 45W.

Xeon E3-1275L v3

2014

Why buy it

✅Costs $99 less on MSRP ($350 MSRP vs $449 MSRP).
✅Draws 45W instead of 120W, a 75W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 7 7800X3D across 2 shared CPU benchmark tests.
❌Lower Geekbench multi-core (3,000 vs 15,000).
❌Lower PassMark per dollar, at 18.1 vs 76.4 PassMark/$ ($350 MSRP vs $449 MSRP).
❌Older platform position on LGA1150, while Ryzen 7 7800X3D moves to AM5 and DDR5.

Quick Answers

So, is Ryzen 7 7800X3D better than Xeon E3-1275L v3?

Not really, because they are built for different jobs. Xeon E3-1275L v3 makes more sense for workstation-style multi-core throughput, while Ryzen 7 7800X3D 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 7800X3D is the better pick. According to our tests, it delivers 325.7% more average FPS across 2 shared CPU game tests. It also has a clear cache advantage at 96 MB versus 8 MB.

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

For streaming, content creation, and heavier multitasking, Ryzen 7 7800X3D is the stronger fit. You are getting 400% better Geekbench multi-core, backed by 8 cores and 16 threads. It also has the larger cache pool with 1100% larger total L3 cache (96 MB vs 8 MB).

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

Ryzen 7 7800X3D is the better buy right now. Ryzen 7 7800X3D comes in 28.3% more expensive on MSRP at $449 MSRP versus $350 MSRP, and it still gives you a 325.7% average FPS lead across 2 shared CPU game tests in our data. It is also 322.5% better value on MSRP (76.4 vs 18.1 PassMark/$), 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 7800X3D makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2014), a healthier platform with AM5 and DDR5 instead of LGA1150, 3D V-Cache and a much larger 96 MB L3 cache instead of 8 MB, more multi-core headroom with 8 cores / 16 threads instead of 4/8, and AVX-512 support for heavier modern compute workloads. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Ryzen 7 7800X3D vs Xeon E3-1275L v3 Technical Specifications

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

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.

Xeon E3-1275L v3

The Xeon E3-1275L v3 is manufactured by Intel. It was released in 2015-01-01. It features 4 cores and 8 threads. Base frequency is 2.7 GHz, with boost up to 3.9 GHz. L3 cache: 8 MB Intel® Smart Cache. Built on 22 nm process technology. Socket: LGA1150. Thermal design power (TDP): 45 Watt. Memory support: DDR3-1333, DDR3-1600. Passmark benchmark score: 6,327 points. Launch price was $800.

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Processing Power

The Ryzen 7 7800X3D packs 8 cores / 16 threads, while the Xeon E3-1275L v3 offers 4 cores / 8 threads — the Ryzen 7 7800X3D has 4 more cores. Boost clocks reach 5 GHz on the Ryzen 7 7800X3D versus 3.9 GHz on the Xeon E3-1275L v3 — a 24.7% clock advantage for the Ryzen 7 7800X3D (base: 4.4 GHz vs 2.7 GHz). The Ryzen 7 7800X3D is built on the Raphael (Zen4) (2022−2023) architecture. In PassMark, the Ryzen 7 7800X3D scores 34,293 against the Xeon E3-1275L v3's 6,327 — a 137.7% lead for the Ryzen 7 7800X3D. Geekbench 6 single-core — the metric most relevant to gaming — records 2,700 vs 900, a 100% lead for the Ryzen 7 7800X3D that directly translates to higher frame rates. Multi-core Geekbench: 15,000 vs 3,000 (133.3% advantage for the Ryzen 7 7800X3D). L3 cache: 96 MB (total) on the Ryzen 7 7800X3D vs 8 MB Intel® Smart Cache on the Xeon E3-1275L v3.

Feature	Ryzen 7 7800X3D	Xeon E3-1275L v3
Cores / Threads	8 / 16+100%	4 / 8
Boost Clock	5 GHz+28%	3.9 GHz
Base Clock	4.4 GHz+63%	2.7 GHz
L3 Cache	96 MB (total)+1100%	8 MB Intel® Smart Cache
L2 Cache	1 MB (per core)	—
Process	5 nm-77%	22 nm
Architecture	Raphael (Zen4) (2022−2023)	—
PassMark	34,293+442%	6,327
Cinebench R23 Multi	18,500	—
Geekbench 6 Single	2,700+200%	900
Geekbench 6 Multi	15,000+400%	3,000

🧠

Memory & Platform

The Ryzen 7 7800X3D uses the AM5 socket (PCIe 5.0), while the Xeon E3-1275L v3 uses LGA1150 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-5200 on the Ryzen 7 7800X3D versus DDR3-1600 on the Xeon E3-1275L v3 — the Ryzen 7 7800X3D supports 225% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Ryzen 7 7800X3D supports up to 128 GB of RAM compared to 32 GB — 300% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 28 (Ryzen 7 7800X3D) vs 16 (Xeon E3-1275L v3) — the Ryzen 7 7800X3D offers 12 more lanes for additional GPUs or NVMe drives. Chipset compatibility: X670E,X670,B650E,B650,A620 (Ryzen 7 7800X3D) and C220,C226 (Xeon E3-1275L v3).

Feature	Ryzen 7 7800X3D	Xeon E3-1275L v3
Socket	AM5	LGA1150
PCIe Generation	PCIe 5.0+67%	PCIe 3.0
Max RAM Speed	DDR5-5200+225%	DDR3-1600
Max RAM Capacity	128 GB+300%	32 GB
RAM Channels	2	2
ECC Support	Yes	Yes
PCIe Lanes	28+75%	16

🔧

Advanced Features

Only the Ryzen 7 7800X3D has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Ryzen 7 7800X3D supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: AMD-V (Ryzen 7 7800X3D) vs VT-x, VT-d (Xeon E3-1275L v3). Both include integrated graphics — AMD Radeon Graphics (2-core) (Ryzen 7 7800X3D) and Intel HD Graphics P4600 (Xeon E3-1275L v3) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Ryzen 7 7800X3D targets Gaming, Xeon E3-1275L v3 targets Low Power Server. Direct competitor: Ryzen 7 7800X3D rivals Intel Core i7-14700K; Xeon E3-1275L v3 rivals Xeon E3-1270 v3.

Feature	Ryzen 7 7800X3D	Xeon E3-1275L v3
Integrated GPU	Yes	Yes
IGPU Model	AMD Radeon Graphics (2-core)	Intel HD Graphics P4600
Unlocked	Yes	No
AVX-512	Yes	No
Virtualization	AMD-V	VT-x, VT-d
Target Use	Gaming	Low Power Server

💰

Value Analysis

At launch, the Ryzen 7 7800X3D was priced at $449, while the Xeon E3-1275L v3 came in at $350. On launch pricing ($449 vs $350), Xeon E3-1275L v3 was $99 cheaper. In terms of value on MSRP (PassMark points per dollar), the Ryzen 7 7800X3D delivers 76.4 pts/$ vs 18.1 pts/$ for the Xeon E3-1275L v3 — making the Ryzen 7 7800X3D the 123.4% better value option.

Feature	Ryzen 7 7800X3D	Xeon E3-1275L v3
MSRP	$449	$350-22%
Performance per Dollar	76.4+322%	18.1
Release Date	2023	2014

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