Xeon E5-1650 v3 vs Xeon E5-2660 v2

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 E5-1650 v3 vs Xeon E5-2660 v2 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 E5-1650 v3 vs Xeon E5-2660 v2: Pros, Cons & Final Verdict

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

Xeon E5-1650 v3

2014

Why buy it

✅+0.3% higher PassMark.
✅Costs $810 less on MSRP ($583 MSRP vs $1,393 MSRP).
✅Delivers 139.7% more PassMark for each dollar spent, at 17.8 vs 7.4 PassMark/$ ($583 MSRP vs $1,393 MSRP).

Trade-offs

❌Worse for gaming: lower average FPS than Xeon E5-2660 v2 across 50 shared CPU benchmark tests.
❌Smaller total L3 cache (15 MB vs 25 MB).
❌47.4% higher power demand at 140W vs 95W.

Xeon E5-2660 v2

2013

Why buy it

✅Better for gaming: +5.9% higher average FPS across 50 shared CPU benchmark tests.
✅+66.7% larger total L3 cache (25 MB vs 15 MB).
✅Draws 95W instead of 140W, a 45W reduction.

Trade-offs

❌Lower PassMark (10,353 vs 10,387).
❌Lower PassMark per dollar, at 7.4 vs 17.8 PassMark/$ ($1,393 MSRP vs $583 MSRP).

Quick Answers

So, is Xeon E5-1650 v3 better than Xeon E5-2660 v2?

It depends on what you want from the system. For gaming, Xeon E5-2660 v2 is ahead with a 5.9% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Xeon E5-1650 v3 pulls ahead with 0.3% better PassMark. Xeon E5-2660 v2 also has the bigger cache pool with 66.7% larger total L3 cache (25 MB vs 15 MB).

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

For streaming, content creation, and heavier multitasking, Xeon E5-1650 v3 is the stronger fit. You are getting 0.3% better PassMark, backed by 6 cores and 12 threads.

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

Xeon E5-1650 v3 is the better buy right now. Xeon E5-1650 v3 comes in $810 cheaper on MSRP at $583 MSRP versus $1,393 MSRP, and it still gives you 0.3% better PassMark. The compromise is that Xeon E5-2660 v2 is still the better pure gaming CPU with a 5.9% average FPS lead across 50 shared CPU game tests in our data. It is also 139.7% better value on MSRP (17.8 vs 7.4 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Xeon E5-1650 v3 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2014 vs 2013) and more multi-core headroom with 6 cores / 12 threads instead of 10/20. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Xeon E5-1650 v3 vs Xeon E5-2660 v2 Technical Specifications

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

Xeon E5-1650 v3

The Xeon E5-1650 v3 is manufactured by Intel. It was released in 2015-01-01. It is based on the Haswell-EP (2014−2015) architecture. It features 6 cores and 12 threads. Base frequency is 3.5 GHz, with boost up to 3.8 GHz. L3 cache: 15 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: LGA2011. Thermal design power (TDP): 140 Watt. Memory support: DDR4-1333, DDR4-1600, DDR4-1866, DDR4-2133. Passmark benchmark score: 10,387 points. Launch price was $800.

Xeon E5-2660 v2

The Xeon E5-2660 v2 is manufactured by Intel. It was released in 1 September 2013 (12 years ago). It is based on the Ivy Bridge-EP (2013) architecture. It features 10 cores and 20 threads. Base frequency is 2.2 GHz, with boost up to 3 GHz. L3 cache: 25 MB (total). L2 cache: 256 kB (per core). Built on 22 nm process technology. Socket: LGA2011. Thermal design power (TDP): 95 Watt. Memory support: DDR3. Passmark benchmark score: 10,353 points. Launch price was $850.

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Processing Power

The Xeon E5-1650 v3 packs 6 cores / 12 threads, while the Xeon E5-2660 v2 offers 10 cores / 20 threads — the Xeon E5-2660 v2 has 4 more cores. Boost clocks reach 3.8 GHz on the Xeon E5-1650 v3 versus 3 GHz on the Xeon E5-2660 v2 — a 23.5% clock advantage for the Xeon E5-1650 v3 (base: 3.5 GHz vs 2.2 GHz). The Xeon E5-1650 v3 uses the Haswell-EP (2014−2015) architecture (22 nm), while the Xeon E5-2660 v2 uses Ivy Bridge-EP (2013) (22 nm). In PassMark, the Xeon E5-1650 v3 scores 10,387 against the Xeon E5-2660 v2's 10,353 — a 0.3% lead for the Xeon E5-1650 v3. L3 cache: 15 MB (total) on the Xeon E5-1650 v3 vs 25 MB (total) on the Xeon E5-2660 v2.

Feature	Xeon E5-1650 v3	Xeon E5-2660 v2
Cores / Threads	6 / 12	10 / 20+67%
Boost Clock	3.8 GHz+27%	3 GHz
Base Clock	3.5 GHz+59%	2.2 GHz
L3 Cache	15 MB (total)	25 MB (total)+67%
L2 Cache	256K (per core)	256 kB (per core)
Process	22 nm	22 nm
Architecture	Haswell-EP (2014−2015)	Ivy Bridge-EP (2013)
PassMark	10,387	10,353

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Memory & Platform

Both processors use the LGA2011 socket with PCIe 5.0. Maximum memory speed reaches DDR4-2133 on the Xeon E5-1650 v3 versus DDR3-1866 on the Xeon E5-2660 v2 — the Xeon E5-1650 v3 supports 14.3% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 768 GB of RAM. Both feature 4-channel memory with ECC support. Both provide 40 PCIe lanes. Chipset compatibility: Intel X99,Intel C612 (Xeon E5-1650 v3) and Intel X79,Intel C602 (Xeon E5-2660 v2).

Feature	Xeon E5-1650 v3	Xeon E5-2660 v2
Socket	LGA2011	LGA2011
PCIe Generation	PCIe 5.0+67%	PCIe 3.0
Max RAM Speed	DDR4-2133+14%	DDR3-1866
Max RAM Capacity	768 GB	768 GB
RAM Channels	4	4
ECC Support	Yes	Yes
PCIe Lanes	40	40

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Value Analysis

At launch, the Xeon E5-1650 v3 was priced at $583, while the Xeon E5-2660 v2 came in at $1393. On launch pricing ($583 vs $1393), Xeon E5-1650 v3 was $810 cheaper. In terms of value on MSRP (PassMark points per dollar), the Xeon E5-1650 v3 delivers 17.8 pts/$ vs 7.4 pts/$ for the Xeon E5-2660 v2 — making the Xeon E5-1650 v3 the 82.3% better value option.

Feature	Xeon E5-1650 v3	Xeon E5-2660 v2
MSRP	$583-58%	$1393
Performance per Dollar	17.8+141%	7.4
Release Date	2014	2013

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