Core i3-9350KF vs Core i7-5775C

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 i3-9350KF vs Core i7-5775C 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 i3-9350KF vs Core i7-5775C: Pros, Cons & Final Verdict

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

Core i3-9350KF

2019

Why buy it

✅Better for gaming: +5.2% higher average FPS across 50 shared CPU benchmark tests.
✅Costs $193 less on MSRP ($173 MSRP vs $366 MSRP).
✅Delivers 109.2% more PassMark for each dollar spent, at 43.9 vs 21.0 PassMark/$ ($173 MSRP vs $366 MSRP).

Trade-offs

❌Lower PassMark (7,602 vs 7,688).
❌40% higher power demand at 91W vs 65W.

Core i7-5775C

2015

Why buy it

✅+1.1% higher PassMark.
✅Draws 65W instead of 91W, a 26W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Core i3-9350KF across 50 shared CPU benchmark tests.
❌Lower PassMark per dollar, at 21.0 vs 43.9 PassMark/$ ($366 MSRP vs $173 MSRP).

Quick Answers

So, is Core i3-9350KF better than Core i7-5775C?

It depends on what you want from the system. For gaming, Core i3-9350KF is ahead with a 5.2% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Core i7-5775C pulls ahead with 1.1% better PassMark.

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

For streaming, content creation, and heavier multitasking, Core i7-5775C is the stronger fit. You are getting 1.1% better PassMark, backed by 4 cores and 8 threads.

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

Core i3-9350KF is the better buy right now. Core i3-9350KF comes in $193 cheaper on MSRP at $173 MSRP versus $366 MSRP, and it still gives you a 5.2% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Core i7-5775C is still stronger for heavier multi-core work with 1.1% better PassMark. It is also 109.2% better value on MSRP (43.9 vs 21.0 PassMark/$), 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 i3-9350KF makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2019 vs 2015). That makes it the safer long-term bet.

Core i3-9350KF vs Core i7-5775C Technical Specifications

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

Core i3-9350KF

The Core i3-9350KF is manufactured by Intel. It was released in 8 January 2019 (6 years ago). It is based on the Coffee Lake (2017−2019) architecture. It features 4 cores and 4 threads. Base frequency is 4 GHz, with boost up to 4.6 GHz. L3 cache: 6 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 91 Watt. Memory support: DDR4-2400. Passmark benchmark score: 7,602 points. Launch price was $173.

Core i7-5775C

The Core i7-5775C 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 8 threads. Base frequency is 3.3 GHz, with boost up to 3.7 GHz. L3 cache: 6 MB (total). L2 cache: 256 kB (per core). Built on 14 nm process technology. Socket: LGA1150. Thermal design power (TDP): 65 Watt. Memory support: DDR3. Passmark benchmark score: 7,688 points. Launch price was $366.

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Processing Power

The Core i3-9350KF packs 4 cores / 4 threads, matching the Core i7-5775C's 4 cores. Boost clocks reach 4.6 GHz on the Core i3-9350KF versus 3.7 GHz on the Core i7-5775C — a 21.7% clock advantage for the Core i3-9350KF (base: 4 GHz vs 3.3 GHz). The Core i3-9350KF uses the Coffee Lake (2017−2019) architecture (14 nm), while the Core i7-5775C uses Broadwell (2015−2019) (14 nm). In PassMark, the Core i3-9350KF scores 7,602 against the Core i7-5775C's 7,688 — a 1.1% lead for the Core i7-5775C. Both processors carry 6 MB (total) of L3 cache.

Feature	Core i3-9350KF	Core i7-5775C
Cores / Threads	4 / 4	4 / 8
Boost Clock	4.6 GHz+24%	3.7 GHz
Base Clock	4 GHz+21%	3.3 GHz
L3 Cache	6 MB (total)	6 MB (total)
L2 Cache	256K (per core)	256 kB (per core)
Process	14 nm	14 nm
Architecture	Coffee Lake (2017−2019)	Broadwell (2015−2019)
PassMark	7,602	7,688+1%

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Memory & Platform

The Core i3-9350KF uses the LGA1151 socket (PCIe 3.0), while the Core i7-5775C uses LGA1150 (PCIe 3.0) — making them incompatible on the same motherboard.

Feature	Core i3-9350KF	Core i7-5775C
Socket	LGA1151	LGA1150
PCIe Generation	PCIe 3.0	PCIe 3.0

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Value Analysis

At launch, the Core i3-9350KF was priced at $173, while the Core i7-5775C came in at $366. On launch pricing ($173 vs $366), Core i3-9350KF was $193 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i3-9350KF delivers 43.9 pts/$ vs 21.0 pts/$ for the Core i7-5775C — making the Core i3-9350KF the 70.6% better value option.

Feature	Core i3-9350KF	Core i7-5775C
MSRP	$173-53%	$366
Performance per Dollar	43.9+109%	21.0
Release Date	2019	2015

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