Core i7-3615QM vs Xeon E3-1505L v5

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 i7-3615QM vs Xeon E3-1505L v5 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 i7-3615QM vs Xeon E3-1505L v5: Pros, Cons & Final Verdict

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

Core i7-3615QM

2012

Why buy it

✅Better for gaming: +6.7% higher average FPS across 50 shared CPU benchmark tests.

Trade-offs

❌Smaller total L3 cache (6 MB vs 8 MB).
❌80% higher power demand at 45W vs 25W.

Xeon E3-1505L v5

2015

Why buy it

✅+33.3% larger total L3 cache (8 MB vs 6 MB).
✅Draws 25W instead of 45W, a 20W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Core i7-3615QM across 50 shared CPU benchmark tests.
❌Lower PassMark (5,083 vs 5,167).

Quick Answers

So, is Core i7-3615QM better than Xeon E3-1505L v5?

Not really, because they are built for different jobs. Xeon E3-1505L v5 makes more sense for workstation-style multi-core throughput, while Core i7-3615QM is the more practical desktop choice for gaming, platform cost, and everyday use.

Which one is better for gaming?

If gaming is the priority, Core i7-3615QM is the better pick. According to our tests, it delivers 6.7% 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 i7-3615QM is the stronger fit. You are getting 1.7% better PassMark, backed by 4 cores and 8 threads.

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

Core i7-3615QM still makes the most sense overall. Core i7-3615QM comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 6.7% average FPS lead across 50 shared CPU game tests in our data.

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

Xeon E3-1505L v5 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2015 vs 2012) and 33.3% larger total L3 cache (8 MB vs 6 MB). That makes it the safer long-term bet.

Core i7-3615QM vs Xeon E3-1505L v5 Technical Specifications

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

Core i7-3615QM

The Core i7-3615QM is manufactured by Intel. It was released in 29 April 2012 (13 years ago). It is based on the Ivy Bridge (2012−2013) architecture. It features 4 cores and 8 threads. Base frequency is 2.3 GHz, with boost up to 3.3 GHz. L3 cache: 6 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: FCBGA1224. Thermal design power (TDP): 45 Watt. Memory support: DDR3. Passmark benchmark score: 5,167 points. Launch price was $378.

Xeon E3-1505L v5

The Xeon E3-1505L v5 is manufactured by Intel. It was released in 27 October 2015 (10 years ago). It is based on the Skylake-H (2015−2016) architecture. It features 4 cores and 8 threads. Base frequency is 2 GHz, with boost up to 2.8 GHz. L3 cache: 8 MB (total). L2 cache: 256 kB (per core). Built on 14 nm process technology. Socket: BGA1440. Thermal design power (TDP): 25 Watt. Memory support: LPDDR3-1866. Passmark benchmark score: 5,083 points. Launch price was $433.

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Processing Power

Both the Core i7-3615QM and Xeon E3-1505L v5 share an identical 4-core/8-thread configuration. Boost clocks reach 3.3 GHz on the Core i7-3615QM versus 2.8 GHz on the Xeon E3-1505L v5 — a 16.4% clock advantage for the Core i7-3615QM (base: 2.3 GHz vs 2 GHz). The Core i7-3615QM uses the Ivy Bridge (2012−2013) architecture (22 nm), while the Xeon E3-1505L v5 uses Skylake-H (2015−2016) (14 nm). In PassMark, the Core i7-3615QM scores 5,167 against the Xeon E3-1505L v5's 5,083 — a 1.6% lead for the Core i7-3615QM. L3 cache: 6 MB (total) on the Core i7-3615QM vs 8 MB (total) on the Xeon E3-1505L v5.

Feature	Core i7-3615QM	Xeon E3-1505L v5
Cores / Threads	4 / 8	4 / 8
Boost Clock	3.3 GHz+18%	2.8 GHz
Base Clock	2.3 GHz+15%	2 GHz
L3 Cache	6 MB (total)	8 MB (total)+33%
L2 Cache	256K (per core)	256 kB (per core)
Process	22 nm	14 nm-36%
Architecture	Ivy Bridge (2012−2013)	Skylake-H (2015−2016)
PassMark	5,167+2%	5,083

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Memory & Platform

The Core i7-3615QM uses the FCBGA1224 socket (PCIe 3.0), while the Xeon E3-1505L v5 uses BGA1440 (PCIe 3.0) — making them incompatible on the same motherboard.