Core i5-7600K vs Core i7-980X

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 i5-7600K vs Core i7-980X 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 i5-7600K vs Core i7-980X: Pros, Cons & Final Verdict

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

Core i5-7600K

2017

Why buy it

✅Costs $782 less on MSRP ($217 MSRP vs $999 MSRP).
✅Delivers 360.1% more PassMark for each dollar spent, at 31.4 vs 6.8 PassMark/$ ($217 MSRP vs $999 MSRP).
✅Draws 91W instead of 130W, a 39W reduction.
✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Intel HD Graphics 630, while Core i7-980X needs a discrete GPU.

Trade-offs

❌Lower PassMark (6,813 vs 6,817).
❌Smaller total L3 cache (6 MB vs 12 MB).

Core i7-980X

2010

Why buy it

✅+0.1% higher PassMark.
✅+100% larger total L3 cache (12 MB vs 6 MB).

Trade-offs

❌Lower PassMark per dollar, at 6.8 vs 31.4 PassMark/$ ($999 MSRP vs $217 MSRP).
❌42.9% higher power demand at 130W vs 91W.
❌No integrated graphics, while Core i5-7600K can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Core i5-7600K better than Core i7-980X?

It depends on what you want from the system. For gaming, Core i5-7600K is ahead with a 1.7% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Core i7-980X pulls ahead with 0.1% better PassMark. Core i7-980X also has the bigger cache pool with 100% larger total L3 cache (12 MB vs 6 MB).

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

For streaming, content creation, and heavier multitasking, Core i7-980X is the stronger fit. You are getting 0.1% better PassMark, backed by 6 cores and 12 threads. It also has the larger cache pool with 100% larger total L3 cache (12 MB vs 6 MB).

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

Core i5-7600K is the better buy right now. Core i5-7600K comes in $782 cheaper on MSRP at $217 MSRP versus $999 MSRP, and it still gives you a 1.7% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Core i7-980X is still stronger for heavier multi-core work with 0.1% better PassMark. It is also 360.1% better value on MSRP (31.4 vs 6.8 PassMark/$), 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 i5-7600K makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2017 vs 2010). That makes it the safer long-term bet.

Core i5-7600K vs Core i7-980X Technical Specifications

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

Core i5-7600K

The Core i5-7600K is manufactured by Intel. It was released in 3 January 2017 (8 years ago). It is based on the Kaby Lake (2016−2019) architecture. It features 4 cores and 4 threads. Base frequency is 3.8 GHz, with boost up to 4.2 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: DDR3, DDR4. Passmark benchmark score: 6,813 points. Launch price was $242.

Core i7-980X

The Core i7-980X is manufactured by Intel. It was released in 16 March 2010 (15 years ago). It is based on the Gulftown (2010−2011) architecture. It features 6 cores and 12 threads. Base frequency is 3.33 GHz, with boost up to 3.6 GHz. L3 cache: 12 MB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA1366. Thermal design power (TDP): 130 Watt. Memory support: DDR3. Passmark benchmark score: 6,817 points. Launch price was $959.

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Processing Power

The Core i5-7600K packs 4 cores / 4 threads, while the Core i7-980X offers 6 cores / 12 threads — the Core i7-980X has 2 more cores. Boost clocks reach 4.2 GHz on the Core i5-7600K versus 3.6 GHz on the Core i7-980X — a 15.4% clock advantage for the Core i5-7600K (base: 3.8 GHz vs 3.33 GHz). The Core i5-7600K uses the Kaby Lake (2016−2019) architecture (14 nm), while the Core i7-980X uses Gulftown (2010−2011) (32 nm). In PassMark, the Core i5-7600K scores 6,813 against the Core i7-980X's 6,817 — a 0.1% lead for the Core i7-980X. L3 cache: 6 MB (total) on the Core i5-7600K vs 12 MB (total) on the Core i7-980X.

Feature	Core i5-7600K	Core i7-980X
Cores / Threads	4 / 4	6 / 12+50%
Boost Clock	4.2 GHz+17%	3.6 GHz
Base Clock	3.8 GHz+14%	3.33 GHz
L3 Cache	6 MB (total)	12 MB (total)+100%
L2 Cache	256K (per core)	256 kB (per core)
Process	14 nm-56%	32 nm
Architecture	Kaby Lake (2016−2019)	Gulftown (2010−2011)
PassMark	6,813	6,817
Cinebench R23 Multi	4,143	—
Geekbench 6 Single	1,100	—
Geekbench 6 Multi	3,800	—

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Memory & Platform

The Core i5-7600K uses the LGA1151 socket (PCIe 3.0), while the Core i7-980X uses LGA1366 (PCIe 2.0) — making them incompatible on the same motherboard.

Feature	Core i5-7600K	Core i7-980X
Socket	LGA1151	LGA1366
PCIe Generation	PCIe 3.0+50%	PCIe 2.0
Max RAM Speed	DDR4-2400	—
Max RAM Capacity	64 GB	—
RAM Channels	2	—
ECC Support	No	—
PCIe Lanes	16	—

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Advanced Features

Virtualization: VT-x, VT-d, EPT (Core i5-7600K) / not specified (Core i7-980X). The Core i5-7600K includes integrated graphics (Intel HD Graphics 630), while the Core i7-980X requires a dedicated GPU. Primary use case: Core i5-7600K targets Gaming/Desktop.

Feature	Core i5-7600K	Core i7-980X
Integrated GPU	Yes	—
IGPU Model	Intel HD Graphics 630	—
Unlocked	Yes	—
AVX-512	No	—
Virtualization	VT-x, VT-d, EPT	—
Target Use	Gaming/Desktop	—

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Value Analysis

At launch, the Core i5-7600K was priced at $217, while the Core i7-980X came in at $999. On launch pricing ($217 vs $999), Core i5-7600K was $782 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i5-7600K delivers 31.4 pts/$ vs 6.8 pts/$ for the Core i7-980X — making the Core i5-7600K the 128.6% better value option.

Feature	Core i5-7600K	Core i7-980X
MSRP	$217-78%	$999
Performance per Dollar	31.4+362%	6.8
Release Date	2017	2010

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