Core i5-1335UE vs Xeon E5-2643 v4

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 i5-1335UE vs Xeon E5-2643 v4 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 i5-1335UE vs Xeon E5-2643 v4: Pros, Cons & Final Verdict

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

Core i5-1335UE

2023

Why buy it

✅Better for gaming: +10.9% higher average FPS across 50 shared CPU benchmark tests.
✅Costs $1,240 less on MSRP ($312 MSRP vs $1,552 MSRP).
✅Delivers 391.9% more PassMark for each dollar spent, at 34.9 vs 7.1 PassMark/$ ($312 MSRP vs $1,552 MSRP).
✅Draws 15W instead of 135W, a 120W reduction.
✅Newer platform on FCBGA1744 with DDR5 support instead of LGA2011 and DDR4.

Trade-offs

❌Lower PassMark (10,902 vs 11,024).
❌Smaller total L3 cache (12 MB vs 20 MB).

Xeon E5-2643 v4

2016

Why buy it

✅+1.1% higher PassMark.
✅+66.7% larger total L3 cache (20 MB vs 12 MB).

Trade-offs

❌Worse for gaming: lower average FPS than Core i5-1335UE across 50 shared CPU benchmark tests.
❌Lower PassMark per dollar, at 7.1 vs 34.9 PassMark/$ ($1,552 MSRP vs $312 MSRP).
❌800% higher power demand at 135W vs 15W.
❌Older platform position on LGA2011 with DDR4, while Core i5-1335UE moves to FCBGA1744 and DDR5.

Quick Answers

So, is Core i5-1335UE better than Xeon E5-2643 v4?

Not really, because they are built for different jobs. Xeon E5-2643 v4 makes more sense for workstation-style multi-core throughput, while Core i5-1335UE 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, Xeon E5-2643 v4 is the stronger fit. You are getting 1.1% better PassMark, backed by 6 cores and 12 threads. It also has the larger cache pool with 66.7% larger total L3 cache (20 MB vs 12 MB).

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

Core i5-1335UE is the better buy right now. Core i5-1335UE comes in $1,240 cheaper on MSRP at $312 MSRP versus $1,552 MSRP, and it still gives you a 10.9% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Xeon E5-2643 v4 is still stronger for heavier multi-core work with 1.1% better PassMark. It is also 391.9% better value on MSRP (34.9 vs 7.1 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Core i5-1335UE makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2016) and a healthier platform with FCBGA1744 and DDR5 instead of LGA2011. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Core i5-1335UE vs Xeon E5-2643 v4 Technical Specifications

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

Core i5-1335UE

The Core i5-1335UE is manufactured by Intel. It was released in 4 January 2023 (2 years ago). It is based on the Raptor Lake-U (2023) architecture. It features 10 cores and 12 threads. Base frequency is 1.3 GHz, with boost up to 4.5 GHz. L3 cache: 12 MB (total). L2 cache: 1.25 MB (per core). Built on 10 nm process technology. Socket: FCBGA1744. Thermal design power (TDP): 15 Watt. Memory support: DDR4, DDR5 Dual-channel. Passmark benchmark score: 10,902 points. Launch price was $149.

Xeon E5-2643 v4

The Xeon E5-2643 v4 is manufactured by Intel. It was released in 20 June 2016 (9 years ago). It is based on the Broadwell (2015−2019) architecture. It features 6 cores and 12 threads. Base frequency is 3.4 GHz, with boost up to 3.7 GHz. L3 cache: 20 MB. L2 cache: 1.5 MB. Built on 14 nm process technology. Socket: LGA2011. Thermal design power (TDP): 135 Watt. Memory support: DDR4-1600, DDR4-1866, DDR4-2133, DDR4-2400. Passmark benchmark score: 11,024 points. Launch price was $1,552.

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Processing Power

The Core i5-1335UE packs 10 cores / 12 threads, while the Xeon E5-2643 v4 offers 6 cores / 12 threads — the Core i5-1335UE has 4 more cores. Boost clocks reach 4.5 GHz on the Core i5-1335UE versus 3.7 GHz on the Xeon E5-2643 v4 — a 19.5% clock advantage for the Core i5-1335UE (base: 1.3 GHz vs 3.4 GHz). The Core i5-1335UE uses the Raptor Lake-U (2023) architecture (10 nm), while the Xeon E5-2643 v4 uses Broadwell (2015−2019) (14 nm). In PassMark, the Core i5-1335UE scores 10,902 against the Xeon E5-2643 v4's 11,024 — a 1.1% lead for the Xeon E5-2643 v4. L3 cache: 12 MB (total) on the Core i5-1335UE vs 20 MB on the Xeon E5-2643 v4.

Feature	Core i5-1335UE	Xeon E5-2643 v4
Cores / Threads	10 / 12+67%	6 / 12
Boost Clock	4.5 GHz+22%	3.7 GHz
Base Clock	1.3 GHz	3.4 GHz+162%
L3 Cache	12 MB (total)	20 MB+67%
L2 Cache	1.25 MB (per core)	1.5 MB+20%
Process	10 nm-29%	14 nm
Architecture	Raptor Lake-U (2023)	Broadwell (2015−2019)
PassMark	10,902	11,024+1%

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Memory & Platform

The Core i5-1335UE uses the FCBGA1744 socket (PCIe 5.0), while the Xeon E5-2643 v4 uses LGA2011 (PCIe 5.0) — making them incompatible on the same motherboard.

Feature	Core i5-1335UE	Xeon E5-2643 v4
Socket	FCBGA1744	LGA2011
PCIe Generation	PCIe 5.0	PCIe 5.0

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Value Analysis

At launch, the Core i5-1335UE was priced at $312, while the Xeon E5-2643 v4 came in at $1552. On launch pricing ($312 vs $1552), Core i5-1335UE was $1240 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i5-1335UE delivers 34.9 pts/$ vs 7.1 pts/$ for the Xeon E5-2643 v4 — making the Core i5-1335UE the 132.4% better value option.

Feature	Core i5-1335UE	Xeon E5-2643 v4
MSRP	$312-80%	$1552
Performance per Dollar	34.9+392%	7.1
Release Date	2023	2016

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