Core i5-6300U vs Core i7-2715QE

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 i5-6300U vs Core i7-2715QE 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 i5-6300U vs Core i7-2715QE: Pros, Cons & Final Verdict

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

Core i5-6300U

2015

Why buy it

✅Draws 15W instead of 45W, a 30W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Core i7-2715QE across 50 shared CPU benchmark tests.
❌Lower PassMark (3,207 vs 3,221).
❌Smaller total L3 cache (3 MB vs 6 MB).

Core i7-2715QE

2011

Why buy it

✅Better for gaming: +12.1% higher average FPS across 50 shared CPU benchmark tests.
✅+100% larger total L3 cache (6 MB vs 3 MB).
✅33.3% more PCIe lanes (16 vs 12) for storage and expansion-heavy builds.

Trade-offs

❌Launch MSRP is still $378 MSRP, while Core i5-6300U mostly shows up through inconsistent older-market listings.
❌200% higher power demand at 45W vs 15W.

Quick Answers

So, is Core i7-2715QE better than Core i5-6300U?

Yes. Core i7-2715QE is the better all-around CPU here. It gives you a 12.1% average FPS lead across 50 shared CPU game tests in our data and 0.4% better PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Core i7-2715QE is the better pick. According to our tests, it delivers 12.1% more average FPS across 50 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, Core i7-2715QE is the stronger fit. You are getting 0.4% better PassMark, backed by 4 cores and 8 threads. It also has the larger cache pool with 100% larger total L3 cache (6 MB vs 3 MB).

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

Core i7-2715QE is the better buy right now. Core i7-2715QE comes in at an unclear MSRP at $378 MSRP versus unclear MSRP, and it still gives you a 12.1% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (8.5 vs 0.0 PassMark/$), 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 i5-6300U makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2015 vs 2011). That makes it the safer long-term bet.

Core i5-6300U vs Core i7-2715QE Technical Specifications

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

Core i5-6300U

The Core i5-6300U is manufactured by Intel. It was released in 1 September 2015 (10 years ago). It is based on the Skylake (2015−2016) architecture. It features 2 cores and 4 threads. Base frequency is 2.4 GHz, with boost up to 3 GHz. L3 cache: 3 MB. L2 cache: 512 kB. Built on 14 nm process technology. Socket: BGA1356. Thermal design power (TDP): 15 Watt. Memory support: DDR3, DDR4. Passmark benchmark score: 3,207 points. Launch price was $281.

Core i7-2715QE

The Core i7-2715QE is manufactured by Intel. It was released in 3 January 2011 (14 years ago). It is based on the Sandy Bridge (2011−2013) architecture. It features 4 cores and 8 threads. Base frequency is 2.1 GHz, with boost up to 3 GHz. L3 cache: 6 MB (total). L2 cache: 256K (per core). Built on 32 nm process technology. Socket: BGA1023. Thermal design power (TDP): 45 Watt. Memory support: unknown Dual-channel. Passmark benchmark score: 3,221 points. Launch price was $378.

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Processing Power

The Core i5-6300U packs 2 cores / 4 threads, while the Core i7-2715QE offers 4 cores / 8 threads — the Core i7-2715QE has 2 more cores. Boost clocks reach 3 GHz on the Core i5-6300U versus 3 GHz on the Core i7-2715QE — identical boost frequencies (base: 2.4 GHz vs 2.1 GHz). The Core i5-6300U uses the Skylake (2015−2016) architecture (14 nm), while the Core i7-2715QE uses Sandy Bridge (2011−2013) (32 nm). In PassMark, the Core i5-6300U scores 3,207 against the Core i7-2715QE's 3,221 — a 0.4% lead for the Core i7-2715QE. Geekbench 6 single-core — the metric most relevant to gaming — records 967 vs 587, a 48.9% lead for the Core i5-6300U that directly translates to higher frame rates. L3 cache: 3 MB on the Core i5-6300U vs 6 MB (total) on the Core i7-2715QE.

Feature	Core i5-6300U	Core i7-2715QE
Cores / Threads	2 / 4	4 / 8+100%
Boost Clock	3 GHz	3 GHz
Base Clock	2.4 GHz+14%	2.1 GHz
L3 Cache	3 MB	6 MB (total)+100%
L2 Cache	512 kB+100%	256K (per core)
Process	14 nm-56%	32 nm
Architecture	Skylake (2015−2016)	Sandy Bridge (2011−2013)
PassMark	3,207	3,221
Geekbench 6 Single	967+65%	587

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Memory & Platform

The Core i5-6300U uses the BGA1356 socket (PCIe 3.0), while the Core i7-2715QE uses BGA1023 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2133 on the Core i5-6300U versus DDR3-1600 on the Core i7-2715QE — the Core i5-6300U supports 33.3% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i5-6300U supports up to 32 GB of RAM compared to 16 GB — 100% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 12 (Core i5-6300U) vs 16 (Core i7-2715QE) — the Core i7-2715QE offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Skylake-U (Core i5-6300U) and QM67,HM65 (Core i7-2715QE).

Feature	Core i5-6300U	Core i7-2715QE
Socket	BGA1356	BGA1023
PCIe Generation	PCIe 3.0+50%	PCIe 2.0
Max RAM Speed	DDR4-2133+33%	DDR3-1600
Max RAM Capacity	32 GB+100%	16 GB
RAM Channels	2	2
ECC Support	No	Yes
PCIe Lanes	12	16+33%

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Advanced Features

Neither processor supports overclocking. Both support VT-x, VT-d, EPT virtualization. Both include integrated graphics — HD Graphics 520 (Core i5-6300U) and HD Graphics 3000 (Core i7-2715QE) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i5-6300U targets Mainstream Laptop, Core i7-2715QE targets Embedded/Industrial. Direct competitor: Core i5-6300U rivals PRO A12-9800B; Core i7-2715QE rivals Embedded R-Series.

Feature	Core i5-6300U	Core i7-2715QE
Integrated GPU	Yes	Yes
IGPU Model	HD Graphics 520	HD Graphics 3000
Unlocked	No	No
AVX-512	No	No
Virtualization	VT-x, VT-d, EPT	VT-x, VT-d, EPT
Target Use	Mainstream Laptop	Embedded/Industrial