Core i7-940 vs Opteron X3418

Core i7-940 vs Opteron X3418 Performance Spectrum

Core i7-940

4 / 8

3,029

0.0%

3,043

+0.5%

Ryzen Threadripper 3990X

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.

Core i7-940 vs Opteron X3418 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.

Core i7-940 vs Opteron X3418: Pros, Cons & Final Verdict

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

Core i7-940

2008

Why buy it

✅Better for gaming: +5.6% higher average FPS across 50 shared CPU benchmark tests.
✅Draws 1W instead of 15W, a 14W reduction.
✅100+% more PCIe lanes (36 vs 0) for storage and expansion-heavy builds.

Trade-offs

❌Lower PassMark (3,029 vs 3,043).
❌Launch MSRP is still $562 MSRP, while Opteron X3418 mostly shows up through inconsistent older-market listings.

Opteron X3418

2017

Why buy it

✅+0.5% higher PassMark.

Trade-offs

❌Worse for gaming: lower average FPS than Core i7-940 across 50 shared CPU benchmark tests.
❌1400% higher power demand at 15W vs 1W.

Quick Answers

So, is Core i7-940 better than Opteron X3418?

Not really, because they are built for different jobs. Opteron X3418 makes more sense for workstation-style multi-core throughput, while Core i7-940 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, Opteron X3418 is the stronger fit. You are getting 0.5% better PassMark, backed by 4 cores and 4 threads.

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

Core i7-940 is the better buy right now. Core i7-940 comes in at an unclear MSRP at $562 MSRP versus unclear MSRP, and it still gives you a 5.6% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Opteron X3418 is still stronger for heavier multi-core work with 0.5% better PassMark. It is also 100.0% better value on MSRP (5.4 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Opteron X3418 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2017 vs 2008) and more multi-core headroom with 4 cores / 4 threads instead of 4/8. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Core i7-940 vs Opteron X3418 Technical Specifications

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

Core i7-940

The Core i7-940 is manufactured by Intel. It was released in Novembro 2008 (17 years ago). It is based on the Bloomfield (2008−2010) architecture. It features 4 cores and 8 threads. Base frequency is 2.93 GHz, with boost up to 3.2 GHz. L3 cache: 8 MB (total). L2 cache: 256 kB (per core). Built on 45 nm process technology. Socket: LGA1366. Thermal design power (TDP): 130 Watt. Memory support: DDR3. Passmark benchmark score: 3,029 points. Launch price was $299.

Opteron X3418

The Opteron X3418 is manufactured by AMD. It was released in 2015-01-01. It is based on the Excavator (2017−2018) architecture. It features 4 cores and 4 threads. Base frequency is 1.8 GHz, with boost up to 3.2 GHz. L2 cache: 2 MB (total). Built on 28 nm process technology. Socket: FP4. Thermal design power (TDP): 15 Watt. Memory support: DDR4. Passmark benchmark score: 3,043 points. Launch price was $800.

⚡

Processing Power

The Core i7-940 packs 4 cores / 8 threads, matching the Opteron X3418's 4 cores. Boost clocks reach 3.2 GHz on the Core i7-940 versus 3.2 GHz on the Opteron X3418 — identical boost frequencies (base: 2.93 GHz vs 1.8 GHz). The Core i7-940 uses the Bloomfield (2008−2010) architecture (45 nm), while the Opteron X3418 uses Excavator (2017−2018) (28 nm). In PassMark, the Core i7-940 scores 3,029 against the Opteron X3418's 3,043 — a 0.5% lead for the Opteron X3418.

Feature	Core i7-940	Opteron X3418
Cores / Threads	4 / 8	4 / 4
Boost Clock	3.2 GHz	3.2 GHz
Base Clock	2.93 GHz+63%	1.8 GHz
L3 Cache	8 MB (total)	—
L2 Cache	256 kB (per core)	2 MB (total)+700%
Process	45 nm	28 nm-38%
Architecture	Bloomfield (2008−2010)	Excavator (2017−2018)
PassMark	3,029	3,043

🧠

Memory & Platform

The Core i7-940 uses the LGA1366 socket (PCIe 2.0), while the Opteron X3418 uses FP4 (PCIe 3.0) — making them incompatible on the same motherboard.