Ryzen 5 3580U vs Xeon E3-1275 v3

Ryzen 5 3580U vs Xeon E3-1275 v3 Performance Spectrum

Ryzen 5 3580U

4 / 8

7,142

0.0%

Ryzen Threadripper PRO 7965WX

Xeon E3-1275 v3

4 / 8

7,220

+1.1%

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 5 3580U vs Xeon E3-1275 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 5 3580U vs Xeon E3-1275 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 5 3580U

2019

Why buy it

✅Draws 15W instead of 84W, a 69W reduction.

Trade-offs

❌Lower PassMark (7,142 vs 7,220).
❌Smaller total L3 cache (4 MB vs 8 MB).

Xeon E3-1275 v3

2013

Why buy it

✅+100% larger total L3 cache (8 MB vs 4 MB).

Trade-offs

❌460% higher power demand at 84W vs 15W.

Quick Answers

So, is Xeon E3-1275 v3 better than Ryzen 5 3580U?

Not really, because they are built for different jobs. Xeon E3-1275 v3 makes more sense for workstation-style multi-core throughput, while Ryzen 5 3580U is the more practical desktop choice for gaming, platform cost, and everyday use.

Which one is better for gaming?

If gaming is the priority, Xeon E3-1275 v3 is the better pick. According to our tests, it delivers 0.5% 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, Xeon E3-1275 v3 is the stronger fit. You are getting 1.1% better PassMark, backed by 4 cores and 8 threads. It also has the larger cache pool with 100% larger total L3 cache (8 MB vs 4 MB).

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

Xeon E3-1275 v3 still makes the most sense overall. Xeon E3-1275 v3 comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 0.5% average FPS lead across 50 shared CPU game tests in our data.

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

Ryzen 5 3580U makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2019 vs 2013). That makes it the safer long-term bet.

Ryzen 5 3580U vs Xeon E3-1275 v3 Technical Specifications

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

Ryzen 5 3580U

The Ryzen 5 3580U is manufactured by AMD. It was released in 6 January 2019 (6 years ago). It is based on the Picasso-U (Zen+) (2019−2020) architecture. It features 4 cores and 8 threads. Base frequency is 2.1 GHz, with boost up to 3.7 GHz. L3 cache: 4 MB (total). L2 cache: 512K (per core). Built on 12 nm process technology. Socket: FP5. Thermal design power (TDP): 15 Watt. Memory support: DDR4. Passmark benchmark score: 7,142 points. Launch price was $149.

Xeon E3-1275 v3

The Xeon E3-1275 v3 is manufactured by Intel. It was released in 2 June 2013 (12 years ago). It is based on the Haswell-WS (2013−2014) architecture. It features 4 cores and 8 threads. Base frequency is 3.5 GHz, with boost up to 3.9 GHz. L3 cache: 8192 kB (total). L2 cache: 256 kB (per core). Built on 22 nm process technology. Socket: LGA1150. Thermal design power (TDP): 84 Watt. Memory support: DDR3, DDR4. Passmark benchmark score: 7,220 points. Launch price was $531.

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Processing Power

Both the Ryzen 5 3580U and Xeon E3-1275 v3 share an identical 4-core/8-thread configuration. Boost clocks reach 3.7 GHz on the Ryzen 5 3580U versus 3.9 GHz on the Xeon E3-1275 v3 — a 5.3% clock advantage for the Xeon E3-1275 v3 (base: 2.1 GHz vs 3.5 GHz). The Ryzen 5 3580U uses the Picasso-U (Zen+) (2019−2020) architecture (12 nm), while the Xeon E3-1275 v3 uses Haswell-WS (2013−2014) (22 nm). In PassMark, the Ryzen 5 3580U scores 7,142 against the Xeon E3-1275 v3's 7,220 — a 1.1% lead for the Xeon E3-1275 v3. L3 cache: 4 MB (total) on the Ryzen 5 3580U vs 8192 kB (total) on the Xeon E3-1275 v3.

Feature	Ryzen 5 3580U	Xeon E3-1275 v3
Cores / Threads	4 / 8	4 / 8
Boost Clock	3.7 GHz	3.9 GHz+5%
Base Clock	2.1 GHz	3.5 GHz+67%
L3 Cache	4 MB (total)	8192 kB (total)+100%
L2 Cache	512K (per core)+100%	256 kB (per core)
Process	12 nm-45%	22 nm
Architecture	Picasso-U (Zen+) (2019−2020)	Haswell-WS (2013−2014)
PassMark	7,142	7,220+1%

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Memory & Platform

The Ryzen 5 3580U uses the FP5 socket (PCIe 3.0), while the Xeon E3-1275 v3 uses LGA1150 (PCIe 3.0) — making them incompatible on the same motherboard.