Xeon E5-1428L V2 vs Xeon E5-2640

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 E5-1428L V2 vs Xeon E5-2640 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 E5-1428L V2 vs Xeon E5-2640: Pros, Cons & Final Verdict

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

Xeon E5-1428L V2

2014

Why buy it

✅Better for gaming: +3.3% higher average FPS across 50 shared CPU benchmark tests.
✅Costs $391 less on MSRP ($494 MSRP vs $885 MSRP).
✅Delivers 77.7% more PassMark for each dollar spent, at 12.7 vs 7.1 PassMark/$ ($494 MSRP vs $885 MSRP).
✅Draws 60W instead of 95W, a 35W reduction.

Trade-offs

❌Lower PassMark (6,255 vs 6,305).

Xeon E5-2640

2012

Why buy it

✅+0.8% higher PassMark.
✅100+% more PCIe lanes (40 vs 0) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon E5-1428L V2 across 50 shared CPU benchmark tests.
❌Lower PassMark per dollar, at 7.1 vs 12.7 PassMark/$ ($885 MSRP vs $494 MSRP).
❌58.3% higher power demand at 95W vs 60W.

Quick Answers

So, is Xeon E5-1428L V2 better than Xeon E5-2640?

It depends on what you want from the system. For gaming, Xeon E5-1428L V2 is ahead with a 3.3% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Xeon E5-2640 pulls ahead with 0.8% better PassMark.

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

For streaming, content creation, and heavier multitasking, Xeon E5-2640 is the stronger fit. You are getting 0.8% better PassMark, backed by 6 cores and 12 threads.

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

Xeon E5-1428L V2 is the better buy right now. Xeon E5-1428L V2 comes in $391 cheaper on MSRP at $494 MSRP versus $885 MSRP, and it still gives you a 3.3% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Xeon E5-2640 is still stronger for heavier multi-core work with 0.8% better PassMark. It is also 77.7% better value on MSRP (12.7 vs 7.1 PassMark/$), 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 E5-1428L V2 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2014 vs 2012). That makes it the safer long-term bet.

Xeon E5-1428L V2 vs Xeon E5-2640 Technical Specifications

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

Xeon E5-1428L V2

The Xeon E5-1428L V2 is manufactured by Intel. It was released in 2015-01-01. It is based on the Ivy Bridge-EN (2013−2014) architecture. It features 6 cores and 12 threads. Base frequency is 2.2 GHz, with boost up to 2.7 GHz. L3 cache: 15 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: LGA1356. Thermal design power (TDP): 60 Watt. Memory support: DDR3-1333. Passmark benchmark score: 6,255 points. Launch price was $800.

Xeon E5-2640

The Xeon E5-2640 is manufactured by Intel. It was released in 6 March 2012 (13 years ago). It is based on the Sandy Bridge-EP (2012) architecture. It features 6 cores and 12 threads. Base frequency is 2.5 GHz, with boost up to 3 GHz. L3 cache: 15360 kB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA2011. Thermal design power (TDP): 95 Watt. Memory support: DDR3. Passmark benchmark score: 6,305 points. Launch price was $162.

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Processing Power

Both the Xeon E5-1428L V2 and Xeon E5-2640 share an identical 6-core/12-thread configuration. Boost clocks reach 2.7 GHz on the Xeon E5-1428L V2 versus 3 GHz on the Xeon E5-2640 — a 10.5% clock advantage for the Xeon E5-2640 (base: 2.2 GHz vs 2.5 GHz). The Xeon E5-1428L V2 uses the Ivy Bridge-EN (2013−2014) architecture (22 nm), while the Xeon E5-2640 uses Sandy Bridge-EP (2012) (32 nm). In PassMark, the Xeon E5-1428L V2 scores 6,255 against the Xeon E5-2640's 6,305 — a 0.8% lead for the Xeon E5-2640. L3 cache: 15 MB (total) on the Xeon E5-1428L V2 vs 15360 kB (total) on the Xeon E5-2640.

Feature	Xeon E5-1428L V2	Xeon E5-2640
Cores / Threads	6 / 12	6 / 12
Boost Clock	2.7 GHz	3 GHz+11%
Base Clock	2.2 GHz	2.5 GHz+14%
L3 Cache	15 MB (total)	15360 kB (total)
L2 Cache	256K (per core)	256 kB (per core)
Process	22 nm-31%	32 nm
Architecture	Ivy Bridge-EN (2013−2014)	Sandy Bridge-EP (2012)
PassMark	6,255	6,305

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Memory & Platform

The Xeon E5-1428L V2 uses the LGA1356 socket (PCIe 3.0), while the Xeon E5-2640 uses LGA2011 (PCIe 5.0) — making them incompatible on the same motherboard.

Feature	Xeon E5-1428L V2	Xeon E5-2640
Socket	LGA1356	LGA2011
PCIe Generation	PCIe 3.0	PCIe 5.0+67%
Max RAM Speed	—	DDR3-1333
Max RAM Capacity	—	384 GB
RAM Channels	—	4
ECC Support	—	Yes
PCIe Lanes	—	40

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Advanced Features

Virtualization: not specified (Xeon E5-1428L V2) / VT-x, VT-d (Xeon E5-2640). Primary use case: Xeon E5-2640 targets Server.

Feature	Xeon E5-1428L V2	Xeon E5-2640
Integrated GPU	—	No
Unlocked	—	No
AVX-512	—	No
Virtualization	—	VT-x, VT-d
Target Use	—	Server

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Value Analysis

At launch, the Xeon E5-1428L V2 was priced at $494, while the Xeon E5-2640 came in at $885. On launch pricing ($494 vs $885), Xeon E5-1428L V2 was $391 cheaper. In terms of value on MSRP (PassMark points per dollar), the Xeon E5-1428L V2 delivers 12.7 pts/$ vs 7.1 pts/$ for the Xeon E5-2640 — making the Xeon E5-1428L V2 the 56% better value option.

Feature	Xeon E5-1428L V2	Xeon E5-2640
MSRP	$494-44%	$885
Performance per Dollar	12.7+79%	7.1
Release Date	2014	2012

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