Xeon E3-1220 v6 vs Xeon E3-1280

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.

Xeon E3-1220 v6 vs Xeon E3-1280 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.

Xeon E3-1220 v6 vs Xeon E3-1280: Pros, Cons & Final Verdict

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

Xeon E3-1220 v6

2017

Why buy it

✅Draws 72W instead of 95W, a 23W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon E3-1280 across 50 shared CPU benchmark tests.
❌Lower PassMark (5,589 vs 5,612).
❌Launch MSRP is still $372 MSRP, while Xeon E3-1280 mostly shows up through inconsistent older-market listings.

Xeon E3-1280

2011

Why buy it

✅Better for gaming: +16.6% higher average FPS across 50 shared CPU benchmark tests.

Trade-offs

❌31.9% higher power demand at 95W vs 72W.

Quick Answers

So, is Xeon E3-1280 better than Xeon E3-1220 v6?

Yes. Xeon E3-1280 is the better all-around CPU here. It gives you a 16.6% average FPS lead across 50 shared CPU game tests in our data and 0.4% better PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Xeon E3-1280 is the better pick. According to our tests, it delivers 16.6% 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 E3-1280 is the stronger fit. You are getting 0.4% better PassMark, backed by 4 cores and 8 threads.

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

Xeon E3-1280 is still the faster CPU overall, but Xeon E3-1220 v6 is easier to justify if budget matters more than peak performance. Xeon E3-1280 comes in at an unclear MSRP at unclear MSRP versus $372 MSRP, and it still gives you a 16.6% average FPS lead across 50 shared CPU game tests in our data. Xeon E3-1220 v6 is also 100.0% better value on MSRP (15.0 vs 0.0 PassMark/$), which is why it can still make sense for tighter-budget builds on paper.

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

Xeon E3-1220 v6 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2017 vs 2011). That makes it the safer long-term bet.

Xeon E3-1220 v6 vs Xeon E3-1280 Technical Specifications

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

Xeon E3-1220 v6

The Xeon E3-1220 v6 is manufactured by Intel. It was released in 28 March 2017 (8 years ago). It is based on the Kaby Lake (2016−2019) architecture. It features 4 cores and 4 threads. Base frequency is 3 GHz, with boost up to 3.5 GHz. L3 cache: 8 MB. L2 cache: 1 MB. Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 72 Watt. Memory support: DDR4-2400, DDR3L-1866. Passmark benchmark score: 5,589 points. Launch price was $193.

Xeon E3-1280

The Xeon E3-1280 is manufactured by Intel. It was released in 3 April 2011 (14 years ago). It is based on the Sandy Bridge (2011−2013) architecture. It features 4 cores and 8 threads. Base frequency is 3.5 GHz, with boost up to 3.9 GHz. L3 cache: 8 MB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA1155. Thermal design power (TDP): 95 Watt. Memory support: DDR3. Passmark benchmark score: 5,612 points. Launch price was $450.

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Processing Power

The Xeon E3-1220 v6 packs 4 cores / 4 threads, matching the Xeon E3-1280's 4 cores. Boost clocks reach 3.5 GHz on the Xeon E3-1220 v6 versus 3.9 GHz on the Xeon E3-1280 — a 10.8% clock advantage for the Xeon E3-1280 (base: 3 GHz vs 3.5 GHz). The Xeon E3-1220 v6 uses the Kaby Lake (2016−2019) architecture (14 nm), while the Xeon E3-1280 uses Sandy Bridge (2011−2013) (32 nm). In PassMark, the Xeon E3-1220 v6 scores 5,589 against the Xeon E3-1280's 5,612 — a 0.4% lead for the Xeon E3-1280. L3 cache: 8 MB on the Xeon E3-1220 v6 vs 8 MB (total) on the Xeon E3-1280.

Feature	Xeon E3-1220 v6	Xeon E3-1280
Cores / Threads	4 / 4	4 / 8
Boost Clock	3.5 GHz	3.9 GHz+11%
Base Clock	3 GHz	3.5 GHz+17%
L3 Cache	8 MB	8 MB (total)
L2 Cache	1 MB+300%	256 kB (per core)
Process	14 nm-56%	32 nm
Architecture	Kaby Lake (2016−2019)	Sandy Bridge (2011−2013)
PassMark	5,589	5,612

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Memory & Platform

The Xeon E3-1220 v6 uses the LGA1151 socket (PCIe 3.0), while the Xeon E3-1280 uses LGA1155 (PCIe 2.0) — making them incompatible on the same motherboard.