Pentium Dual-Core E2140 vs Sempron 2650

Pentium Dual-Core E2140 vs Sempron 2650 Performance Spectrum

Pentium Dual-Core E2140

2 / 2

815

0.0%

892

+9.4%

Ryzen Threadripper PRO 3955WX

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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.

Pentium Dual-Core E2140 vs Sempron 2650 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.

Pentium Dual-Core E2140 vs Sempron 2650: Pros, Cons & Final Verdict

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

Pentium Dual-Core E2140

2007

Why buy it

Trade-offs

❌Worse for gaming: lower average FPS than Sempron 2650 across 48 shared CPU benchmark tests.
❌Lower PassMark (815 vs 892).
❌Launch MSRP is still $74 MSRP, while Sempron 2650 mostly shows up through inconsistent older-market listings.
❌160% higher power demand at 65W vs 25W.

Sempron 2650

2014

Why buy it

✅Better for gaming: +9.9% higher average FPS across 48 shared CPU benchmark tests.
✅Draws 25W instead of 65W, a 40W reduction.

Trade-offs

❌Fewer obvious downsides in this matchup outside of normal market pricing swings.

Quick Answers

So, is Sempron 2650 better than Pentium Dual-Core E2140?

Yes. Sempron 2650 is the better all-around CPU here. It gives you a 9.9% average FPS lead across 48 shared CPU game tests in our data, 9.4% better PassMark, and the stronger long-term platform, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Sempron 2650 is the better pick. According to our tests, it delivers 9.9% more average FPS across 48 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, Sempron 2650 is the stronger fit. You are getting 9.4% better PassMark, backed by 2 cores and 2 threads.

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

Sempron 2650 is still the much better call for a fresh build. Sempron 2650 comes in at an unclear MSRP at unclear MSRP versus $74 MSRP, and it still gives you a 9.9% average FPS lead across 48 shared CPU game tests in our data. Pentium Dual-Core E2140 only looks stronger on raw value math because it is extremely cheap, but that usually means used-market pricing on an obsolete 2007 platform. Even with 100.0% better value on paper (11.0 vs 0.0 PassMark/$), it really only makes sense as a cheap stopgap or a niche existing-platform option for someone already on LGA775.

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

Sempron 2650 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2014 vs 2007) and more multi-core headroom with 2 cores / 2 threads instead of 2/2. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Pentium Dual-Core E2140 vs Sempron 2650 Technical Specifications

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

Pentium Dual-Core E2140

The Pentium Dual-Core E2140 is manufactured by Intel. It was released in 2007-01-01. It is based on the NetBurst (2000−2006) architecture. It features 2 cores and 2 threads. Max frequency: 1.6 GHz. L3 cache: 0 kB. L2 cache: 1 MB (total). Built on 65 nm process technology. Socket: LGA775. Thermal design power (TDP): 65 Watt. Memory support: DDR1, DDR2, DDR3. Passmark benchmark score: 815 points. Launch price was $69.

Sempron 2650

The Sempron 2650 is manufactured by AMD. It was released in 2007-01-01. It is based on the Kabini (2013−2014) architecture. It features 2 cores and 2 threads. Max frequency: 1.45 GHz. L2 cache: 1024 kB. Built on 28 nm process technology. Socket: AM1. Thermal design power (TDP): 25 Watt. Memory support: DDR3-1333. Passmark benchmark score: 892 points. Launch price was $69.

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Processing Power

Both the Pentium Dual-Core E2140 and Sempron 2650 share an identical 2-core/2-thread configuration. Boost clocks reach 1.6 GHz on the Pentium Dual-Core E2140 versus 1.45 GHz on the Sempron 2650 — a 9.8% clock advantage for the Pentium Dual-Core E2140. The Pentium Dual-Core E2140 uses the NetBurst (2000−2006) architecture (65 nm), while the Sempron 2650 uses Kabini (2013−2014) (28 nm). In PassMark, the Pentium Dual-Core E2140 scores 815 against the Sempron 2650's 892 — a 9% lead for the Sempron 2650.

Feature	Pentium Dual-Core E2140	Sempron 2650
Cores / Threads	2 / 2	2 / 2
Boost Clock	1.6 GHz+10%	1.45 GHz
L3 Cache	0 kB	—
L2 Cache	1 MB (total)	1024 kB
Process	65 nm	28 nm-57%
Architecture	NetBurst (2000−2006)	Kabini (2013−2014)
PassMark	815	892+9%

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Memory & Platform

The Pentium Dual-Core E2140 uses the LGA775 socket (PCIe 1.1), while the Sempron 2650 uses AM1 (PCIe 2.0) — making them incompatible on the same motherboard.