Core i5-5675C vs Xeon X5650

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 i5-5675C vs Xeon X5650 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 i5-5675C vs Xeon X5650: Pros, Cons & Final Verdict

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

Core i5-5675C

2015

Why buy it

✅Draws 65W instead of 95W, a 30W reduction.
✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Iris Pro Graphics 6200, while Xeon X5650 needs a discrete GPU.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon X5650 across 50 shared CPU benchmark tests.
❌Lower PassMark (5,693 vs 5,742).
❌Smaller total L3 cache (4 MB vs 12 MB).
❌Less compelling for workstation-style loads than Xeon X5650, which brings 6 cores / 12 threads.
❌Launch MSRP is still $276 MSRP, while Xeon X5650 mostly shows up through inconsistent older-market listings.

Xeon X5650

2010

Why buy it

✅Better for gaming: +13.3% higher average FPS across 50 shared CPU benchmark tests.
✅+200% larger total L3 cache (12 MB vs 4 MB).
✅Better for workstations and heavier parallel workloads: 6 cores / 12 threads.

Trade-offs

❌46.2% higher power demand at 95W vs 65W.
❌No integrated graphics, while Core i5-5675C can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Xeon X5650 better than Core i5-5675C?

Not really, because they are built for different jobs. Xeon X5650 makes more sense for workstation-style multi-core throughput, while Core i5-5675C is the more practical desktop choice for gaming, platform cost, and everyday use.

Which one is better for gaming?

If gaming is the priority, Xeon X5650 is the better pick. According to our tests, it delivers 13.3% 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, Xeon X5650 is the stronger fit. You are getting 0.9% better PassMark, backed by 6 cores and 12 threads. It also has the larger cache pool with 200% larger total L3 cache (12 MB vs 4 MB).

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

Xeon X5650 is still the much better call for a fresh build. Xeon X5650 comes in at an unclear MSRP at unclear MSRP versus $276 MSRP, and it still gives you a 13.3% average FPS lead across 50 shared CPU game tests in our data. Core i5-5675C only looks stronger on raw value math because it is extremely cheap, but that usually means used-market pricing on an obsolete 2015 platform. Even with 100.0% better value on paper (20.6 vs 0.0 PassMark/$), it really only makes sense as a cheap stopgap or a niche existing-platform option for someone already on LGA1150.

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

Core i5-5675C makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2015 vs 2010). That makes it the safer long-term bet.

Core i5-5675C vs Xeon X5650 Technical Specifications

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

Core i5-5675C

The Core i5-5675C is manufactured by Intel. It was released in 15 May 2015 (10 years ago). It is based on the Broadwell (2015−2019) architecture. It features 4 cores and 4 threads. Base frequency is 3.1 GHz, with boost up to 3.6 GHz. L3 cache: 4 MB (total). L2 cache: 1 MB (per core). Built on 14 nm process technology. Socket: LGA1150. Thermal design power (TDP): 65 Watt. Memory support: DDR3L-1333, DDR3L-1600. Passmark benchmark score: 5,693 points. Launch price was $149.

Xeon X5650

The Xeon X5650 is manufactured by Intel. It was released in 16 March 2010 (15 years ago). It is based on the Westmere-EP (2010−2011) architecture. It features 6 cores and 12 threads. Base frequency is 2.66 GHz, with boost up to 3.06 GHz. L3 cache: 12 MB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA1366. Thermal design power (TDP): 95 Watt. Memory support: DDR3. Passmark benchmark score: 5,742 points. Launch price was $53.

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Processing Power

The Core i5-5675C packs 4 cores / 4 threads, while the Xeon X5650 offers 6 cores / 12 threads — the Xeon X5650 has 2 more cores. Boost clocks reach 3.6 GHz on the Core i5-5675C versus 3.06 GHz on the Xeon X5650 — a 16.2% clock advantage for the Core i5-5675C (base: 3.1 GHz vs 2.66 GHz). The Core i5-5675C uses the Broadwell (2015−2019) architecture (14 nm), while the Xeon X5650 uses Westmere-EP (2010−2011) (32 nm). In PassMark, the Core i5-5675C scores 5,693 against the Xeon X5650's 5,742 — a 0.9% lead for the Xeon X5650. L3 cache: 4 MB (total) on the Core i5-5675C vs 12 MB (total) on the Xeon X5650.

Feature	Core i5-5675C	Xeon X5650
Cores / Threads	4 / 4	6 / 12+50%
Boost Clock	3.6 GHz+18%	3.06 GHz
Base Clock	3.1 GHz+17%	2.66 GHz
L3 Cache	4 MB (total)	12 MB (total)+200%
L2 Cache	1 MB (per core)+300%	256 kB (per core)
Process	14 nm-56%	32 nm
Architecture	Broadwell (2015−2019)	Westmere-EP (2010−2011)
PassMark	5,693	5,742

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Memory & Platform

The Core i5-5675C uses the LGA1150 socket (PCIe 3.0), while the Xeon X5650 uses LGA1366 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3L-1600 on the Core i5-5675C versus DDR3-1333 on the Xeon X5650 — the Core i5-5675C supports 20% faster memory, which can translate to measurable gains in memory-sensitive workloads. Memory channels: 2 (Core i5-5675C) vs 3 (Xeon X5650).

Feature	Core i5-5675C	Xeon X5650
Socket	LGA1150	LGA1366
PCIe Generation	PCIe 3.0	PCIe 5.0+67%
Max RAM Speed	DDR3L-1600+20%	DDR3-1333
Max RAM Capacity	32 GB	—
RAM Channels	2	3+50%
ECC Support	No	Yes
PCIe Lanes	16	—

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Advanced Features

Only the Core i5-5675C has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Virtualization support: VT-x, VT-d (Core i5-5675C) vs VT-x, VT-d, EPT (Xeon X5650). The Core i5-5675C includes integrated graphics (Iris Pro Graphics 6200), while the Xeon X5650 requires a dedicated GPU. Primary use case: Core i5-5675C targets Desktop, Xeon X5650 targets Workstation. Direct competitor: Xeon X5650 rivals Core i7-980X.