Core i5-2435M vs Core M-5Y51

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 i5-2435M vs Core M-5Y51 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 i5-2435M vs Core M-5Y51: Pros, Cons & Final Verdict

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

Core i5-2435M

2011

Why buy it

✅Draws 35W instead of 512W, a 477W reduction.
✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Intel HD Graphics 3000, while Core M-5Y51 needs a discrete GPU.

Trade-offs

❌Smaller total L3 cache (3 MB vs 4 MB).

Core M-5Y51

2014

Why buy it

✅+33.3% larger total L3 cache (4 MB vs 3 MB).

Trade-offs

❌Lower PassMark (2,030 vs 2,035).
❌Launch MSRP is still $281 MSRP, while Core i5-2435M mostly shows up through inconsistent older-market listings.
❌1362.9% higher power demand at 512W vs 35W.
❌No integrated graphics, while Core i5-2435M can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Core i5-2435M better than Core M-5Y51?

Yes. Core i5-2435M is the better all-around CPU here. It gives you a 1.7% average FPS lead across 50 shared CPU game tests in our data and 0.2% better PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Core i5-2435M is the better pick. According to our tests, it delivers 1.7% 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 i5-2435M is the stronger fit. You are getting 0.2% better PassMark, backed by 2 cores and 4 threads.

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

Core i5-2435M is the easy recommendation for a fresh desktop build. Core i5-2435M comes in at an unclear MSRP at unclear MSRP versus $281 MSRP, and it still gives you a 1.7% average FPS lead across 50 shared CPU game tests in our data. Core M-5Y51 only looks good on raw value math because it is a cheap legacy laptop chip, not because it is a real desktop gaming recommendation. It simply does not keep up in modern games, especially when the gap is already 1.7% in the shared gaming data.

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

Core M-5Y51 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2014 vs 2011) and 33.3% larger total L3 cache (4 MB vs 3 MB). That makes it the safer long-term bet.

Core i5-2435M vs Core M-5Y51 Technical Specifications

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

Core i5-2435M

The Core i5-2435M is manufactured by Intel. It was released in 1 September 2011 (14 years ago). It is based on the Sandy Bridge (2011−2013) architecture. It features 2 cores and 4 threads. Base frequency is 2.4 GHz, with boost up to 3 GHz. L3 cache: 3 MB (total). L2 cache: 256K (per core). Built on 32 nm process technology. Socket: BGA1023. Thermal design power (TDP): 35 Watt. Memory support: DDR3. Passmark benchmark score: 2,035 points. Launch price was $225.

Core M-5Y51

The Core M-5Y51 is manufactured by Intel. It was released in 27 October 2014 (11 years ago). It is based on the Broadwell-Y (2014) architecture. It features 2 cores and 4 threads. Base frequency is 1.1 GHz, with boost up to 2.6 GHz. L3 cache: 4 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: FCBGA1234. Thermal design power (TDP): 4.5 Watt. Memory support: DDR3. Passmark benchmark score: 2,030 points. Launch price was $69.

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Processing Power

Both the Core i5-2435M and Core M-5Y51 share an identical 2-core/4-thread configuration. Boost clocks reach 3 GHz on the Core i5-2435M versus 2.6 GHz on the Core M-5Y51 — a 14.3% clock advantage for the Core i5-2435M (base: 2.4 GHz vs 1.1 GHz). The Core i5-2435M uses the Sandy Bridge (2011−2013) architecture (32 nm), while the Core M-5Y51 uses Broadwell-Y (2014) (14 nm). In PassMark, the Core i5-2435M scores 2,035 against the Core M-5Y51's 2,030 — a 0.2% lead for the Core i5-2435M. L3 cache: 3 MB (total) on the Core i5-2435M vs 4 MB (total) on the Core M-5Y51.

Feature	Core i5-2435M	Core M-5Y51
Cores / Threads	2 / 4	2 / 4
Boost Clock	3 GHz+15%	2.6 GHz
Base Clock	2.4 GHz+118%	1.1 GHz
L3 Cache	3 MB (total)	4 MB (total)+33%
L2 Cache	256K (per core)	256K (per core)
Process	32 nm	14 nm-56%
Architecture	Sandy Bridge (2011−2013)	Broadwell-Y (2014)
PassMark	2,035	2,030
Geekbench 6 Single	525	—
Geekbench 6 Multi	1,025	—

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Memory & Platform

The Core i5-2435M uses the BGA1023 socket (PCIe 2.0), while the Core M-5Y51 uses FCBGA1234 (PCIe 3.0) — making them incompatible on the same motherboard.

Feature	Core i5-2435M	Core M-5Y51
Socket	BGA1023	FCBGA1234
PCIe Generation	PCIe 2.0	PCIe 3.0+50%
Max RAM Speed	DDR3-1333	—
Max RAM Capacity	16 GB	—
RAM Channels	2	—
ECC Support	No	—
PCIe Lanes	16	—

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Advanced Features

Virtualization: VT-x, VT-d (Core i5-2435M) / not specified (Core M-5Y51). The Core i5-2435M includes integrated graphics (Intel HD Graphics 3000), while the Core M-5Y51 requires a dedicated GPU. Primary use case: Core i5-2435M targets Legacy Laptop.