Core i3-7101E vs Xeon E5-1603 v3

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 i3-7101E vs Xeon E5-1603 v3 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 i3-7101E vs Xeon E5-1603 v3: Pros, Cons & Final Verdict

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

Core i3-7101E

2017

Why buy it

✅Costs $156 less on MSRP ($117 MSRP vs $273 MSRP).
✅Delivers 131.8% more PassMark for each dollar spent, at 37.9 vs 16.3 PassMark/$ ($117 MSRP vs $273 MSRP).
✅Draws 54W instead of 140W, a 86W reduction.
✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with HD Graphics 630, while Xeon E5-1603 v3 needs a discrete GPU.

Trade-offs

❌Lower PassMark (4,430 vs 4,460).
❌Smaller total L3 cache (3 MB vs 10 MB).
❌Less compelling for workstation-style loads than Xeon E5-1603 v3, which brings 4 cores / 4 threads.

Xeon E5-1603 v3

2014

Why buy it

✅+0.7% higher PassMark.
✅+233.3% larger total L3 cache (10 MB vs 3 MB).
✅Better for workstations and heavier parallel workloads: 4 cores / 4 threads.

Trade-offs

❌Lower PassMark per dollar, at 16.3 vs 37.9 PassMark/$ ($273 MSRP vs $117 MSRP).
❌159.3% higher power demand at 140W vs 54W.
❌No integrated graphics, while Core i3-7101E can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Core i3-7101E better than Xeon E5-1603 v3?

Not really, because they are built for different jobs. Xeon E5-1603 v3 makes more sense for workstation-style multi-core throughput, while Core i3-7101E 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 E5-1603 v3 is the stronger fit. You are getting 0.7% better PassMark, backed by 4 cores and 4 threads. It also has the larger cache pool with 233.3% larger total L3 cache (10 MB vs 3 MB).

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

Core i3-7101E is the better buy right now. Core i3-7101E comes in $156 cheaper on MSRP at $117 MSRP versus $273 MSRP, and it still gives you a 0.1% average FPS lead across 11 shared CPU game tests in our data. The compromise is that Xeon E5-1603 v3 is still stronger for heavier multi-core work with 0.7% better PassMark. It is also 131.8% better value on MSRP (37.9 vs 16.3 PassMark/$), 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 i3-7101E makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2017 vs 2014). That makes it the safer long-term bet.

Core i3-7101E vs Xeon E5-1603 v3 Technical Specifications

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

Core i3-7101E

The Core i3-7101E is manufactured by Intel. It was released in 3 January 2017 (8 years ago). It is based on the Kaby Lake (2016−2019) architecture. It features 2 cores and 4 threads. Base frequency is 3.9 GHz, with boost up to 3.9 GHz. L3 cache: 3 MB. L2 cache: 512 kB. Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 54 Watt. Memory support: DDR3L-1600, DDR4-2400. Passmark benchmark score: 4,430 points. Launch price was $117.

Xeon E5-1603 v3

The Xeon E5-1603 v3 is manufactured by Intel. It was released in 2015-01-01. It is based on the Haswell-EP (2014−2015) architecture. It features 4 cores and 4 threads. Base frequency is 2.8 GHz, with boost up to 2.8 GHz. L3 cache: 10 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: LGA2011-3. Thermal design power (TDP): 140 Watt. Memory support: DDR4-1333, DDR4-1600, DDR4-1866. Passmark benchmark score: 4,460 points. Launch price was $800.

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Processing Power

The Core i3-7101E packs 2 cores / 4 threads, while the Xeon E5-1603 v3 offers 4 cores / 4 threads — the Xeon E5-1603 v3 has 2 more cores. Boost clocks reach 3.9 GHz on the Core i3-7101E versus 2.8 GHz on the Xeon E5-1603 v3 — a 32.8% clock advantage for the Core i3-7101E (base: 3.9 GHz vs 2.8 GHz). The Core i3-7101E uses the Kaby Lake (2016−2019) architecture (14 nm), while the Xeon E5-1603 v3 uses Haswell-EP (2014−2015) (22 nm). In PassMark, the Core i3-7101E scores 4,430 against the Xeon E5-1603 v3's 4,460 — a 0.7% lead for the Xeon E5-1603 v3. L3 cache: 3 MB on the Core i3-7101E vs 10 MB (total) on the Xeon E5-1603 v3.

Feature	Core i3-7101E	Xeon E5-1603 v3
Cores / Threads	2 / 4	4 / 4+100%
Boost Clock	3.9 GHz+39%	2.8 GHz
Base Clock	3.9 GHz+39%	2.8 GHz
L3 Cache	3 MB	10 MB (total)+233%
L2 Cache	512 kB+100%	256K (per core)
Process	14 nm-36%	22 nm
Architecture	Kaby Lake (2016−2019)	Haswell-EP (2014−2015)
PassMark	4,430	4,460
Geekbench 6 Single	1,250	—

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Memory & Platform

The Core i3-7101E uses the LGA1151 socket (PCIe 3.0), while the Xeon E5-1603 v3 uses LGA2011-3 (PCIe 3.0) — making them incompatible on the same motherboard.

Feature	Core i3-7101E	Xeon E5-1603 v3
Socket	LGA1151	LGA2011-3
PCIe Generation	PCIe 3.0	PCIe 3.0
Max RAM Speed	DDR4-2400	—
Max RAM Capacity	64 GB	—
RAM Channels	2	—
ECC Support	Yes	—
PCIe Lanes	16	—

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Advanced Features

Virtualization: VT-x, VT-d, EPT (Core i3-7101E) / not specified (Xeon E5-1603 v3). The Core i3-7101E includes integrated graphics (HD Graphics 630), while the Xeon E5-1603 v3 requires a dedicated GPU. Primary use case: Core i3-7101E targets Embedded. Direct competitor: Core i3-7101E rivals Embedded Ryzen V1000.

Feature	Core i3-7101E	Xeon E5-1603 v3
Integrated GPU	Yes	—
IGPU Model	HD Graphics 630	—
Unlocked	No	—
AVX-512	No	—
Virtualization	VT-x, VT-d, EPT	—
Target Use	Embedded	—

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Value Analysis

At launch, the Core i3-7101E was priced at $117, while the Xeon E5-1603 v3 came in at $273. On launch pricing ($117 vs $273), Core i3-7101E was $156 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i3-7101E delivers 37.9 pts/$ vs 16.3 pts/$ for the Xeon E5-1603 v3 — making the Core i3-7101E the 79.4% better value option.

Feature	Core i3-7101E	Xeon E5-1603 v3
MSRP	$117-57%	$273
Performance per Dollar	37.9+133%	16.3
Release Date	2017	2014

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