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.

Head-to-Head Verdict, Benchmarks, Value & Long-Term Outlook

This comparison brings together gaming FPS, productivity performance, platform differences, power efficiency, pricing context, and upgrade path so you can see which CPU actually makes more sense.

Core i7-6700K

2015

Why buy it

✅Costs $59 less on MSRP ($350 MSRP vs $409 MSRP).
✅Draws 91W instead of 125W, a 34W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Core i7-13700K across 50 shared CPU benchmark tests.
❌Lower PassMark (8,933 vs 45,784).
❌Smaller total L3 cache (8 MB vs 30 MB).
❌Lower PassMark per dollar, at 25.5 vs 111.9 PassMark/$ ($350 MSRP vs $409 MSRP).
❌Older platform position on LGA1151 with DDR4, while Core i7-13700K moves to LGA1700 and DDR5.

Core i7-13700K

2022

Why buy it

✅Better for gaming: +68.8% higher average FPS across 50 shared CPU benchmark tests.
✅+275% larger total L3 cache (30 MB vs 8 MB).
✅Delivers 338.6% more PassMark for each dollar spent, at 111.9 vs 25.5 PassMark/$ ($409 MSRP vs $350 MSRP).
✅Newer platform on LGA1700 with DDR5 support instead of LGA1151 and DDR4.
✅25% more PCIe lanes (20 vs 16) for storage and expansion-heavy builds.

Trade-offs

❌
16.9% HIGHER MSRP
$409 MSRPvs$350 MSRP
❌37.4% higher power demand at 125W vs 91W.

Core i7-6700K

2015

Core i7-13700K

2022

Why buy it

✅Costs $59 less on MSRP ($350 MSRP vs $409 MSRP).
✅Draws 91W instead of 125W, a 34W reduction.

Why buy it

✅Better for gaming: +68.8% higher average FPS across 50 shared CPU benchmark tests.
✅+275% larger total L3 cache (30 MB vs 8 MB).
✅Delivers 338.6% more PassMark for each dollar spent, at 111.9 vs 25.5 PassMark/$ ($409 MSRP vs $350 MSRP).
✅Newer platform on LGA1700 with DDR5 support instead of LGA1151 and DDR4.
✅25% more PCIe lanes (20 vs 16) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Core i7-13700K across 50 shared CPU benchmark tests.
❌Lower PassMark (8,933 vs 45,784).
❌Smaller total L3 cache (8 MB vs 30 MB).
❌Lower PassMark per dollar, at 25.5 vs 111.9 PassMark/$ ($350 MSRP vs $409 MSRP).
❌Older platform position on LGA1151 with DDR4, while Core i7-13700K moves to LGA1700 and DDR5.

Trade-offs

❌
16.9% HIGHER MSRP
$409 MSRPvs$350 MSRP
❌37.4% higher power demand at 125W vs 91W.

Quick Answers

So, is Core i7-13700K better than Core i7-6700K?

Yes. Core i7-13700K is the better overall CPU here. You are getting a 68.8% average FPS lead across 50 shared CPU game tests in our data, 412.5% better PassMark, and the stronger long-term platform, which makes it the stronger all-around choice.

Which one is better for gaming?

If gaming is the priority, Core i7-13700K is the better pick here. According to our tests, it delivers 68.8% 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 i7-13700K is the better fit. You are getting 412.5% better PassMark, backed by 16 cores and 24 threads. It also carries the larger cache pool with 275% larger total L3 cache (30 MB vs 8 MB).

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

Core i7-13700K is the smarter buy today. Core i7-13700K is 16.9% more expensive on MSRP at $409 MSRP versus $350 MSRP, and it gives you a 68.8% average FPS lead across 50 shared CPU game tests in our data. It is also 338.6% better value on MSRP (111.9 vs 25.5 PassMark/$), so the better CPU is not just faster, it is also the cleaner value play on paper.

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

Core i7-13700K is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2022 vs 2015), a healthier platform with LGA1700 and DDR5 instead of LGA1151, 275% larger total L3 cache (30 MB vs 8 MB), and more multi-core headroom with 16 cores / 24 threads instead of 4/8. That should give you a better long-term upgrade path for motherboard, RAM, and future CPU swaps.

Games Benchmarks

Paired with RTX 4090

To accurately isolate CPU performance, all benchmarks below use an NVIDIA RTX 4090 as the reference GPU. This eliminates GPU-side bottlenecks and highlights pure processing throughput differences between the CPUs.

Note: Real-world results may vary based on your actual GPU. CPU performance impact is more visible in processing-intensive titles and high-refresh-rate gaming scenarios.

Core i7-6700K Benchmark Check

Core i7-13700K Benchmark Check

Path of Exile 2

Preset	Core i7-6700K	Core i7-13700K
1080p
low	207 FPS	284 FPS
medium	164 FPS	268 FPS
high	131 FPS	223 FPS
ultra	94 FPS	190 FPS
1440p
low	179 FPS	238 FPS
medium	141 FPS	200 FPS
high	111 FPS	159 FPS
ultra	79 FPS	139 FPS
4K
low	72 FPS	159 FPS
medium	60 FPS	134 FPS
high	47 FPS	103 FPS
ultra	37 FPS	90 FPS

Open Core i7-6700K Open Core i7-13700K

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Core i7-6700K	Core i7-13700K
1080p
low	223 FPS	689 FPS
medium	220 FPS	580 FPS
high	199 FPS	484 FPS
ultra	168 FPS	439 FPS
1440p
low	223 FPS	595 FPS
medium	196 FPS	525 FPS
high	177 FPS	441 FPS
ultra	150 FPS	378 FPS
4K
low	182 FPS	348 FPS
medium	159 FPS	314 FPS
high	135 FPS	295 FPS
ultra	110 FPS	261 FPS

Open Core i7-6700K Open Core i7-13700K

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Core i7-6700K	Core i7-13700K
1080p
low	223 FPS	648 FPS
medium	223 FPS	530 FPS
high	223 FPS	467 FPS
ultra	223 FPS	405 FPS
1440p
low	223 FPS	591 FPS
medium	223 FPS	491 FPS
high	223 FPS	427 FPS
ultra	223 FPS	371 FPS
4K
low	223 FPS	434 FPS
medium	223 FPS	374 FPS
high	223 FPS	339 FPS
ultra	223 FPS	290 FPS

Open Core i7-6700K Open Core i7-13700K

League of Legends

League of Legends

Valorant

Preset	Core i7-6700K	Core i7-13700K
1080p
low	223 FPS	970 FPS
medium	223 FPS	883 FPS
high	223 FPS	766 FPS
ultra	223 FPS	689 FPS
1440p
low	223 FPS	829 FPS
medium	223 FPS	740 FPS
high	223 FPS	642 FPS
ultra	223 FPS	566 FPS
4K
low	223 FPS	567 FPS
medium	223 FPS	515 FPS
high	223 FPS	463 FPS
ultra	223 FPS	404 FPS

Open Core i7-6700K Open Core i7-13700K

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Core i7-6700K and Core i7-13700K

Core i7-6700K

The Core i7-6700K is manufactured by Intel. It was released in 5 August 2015 (10 years ago). It is based on the Skylake (2015−2016) architecture. It features 4 cores and 8 threads. Base frequency is 4 GHz, with boost up to 4.2 GHz. L3 cache: 8 MB (total). L2 cache: 256 kB (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 91 Watt. Memory support: DDR3, DDR4. Passmark benchmark score: 8,933 points. Launch price was $339.

Core i7-13700K

The Core i7-13700K is manufactured by Intel. It was released in 27 September 2022 (3 years ago). It is based on the Raptor Lake, Raptor Cove, Gracemont (2022) architecture. It features 16 cores and 24 threads. Base frequency is 3.4 GHz, with boost up to 5.4 GHz. L3 cache: 30 MB (total). L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 125 Watt. Memory support: DDR4, DDR5. Passmark benchmark score: 45,784 points. Launch price was $409.

⚡

Processing Power

The Core i7-6700K packs 4 cores / 8 threads, while the Core i7-13700K offers 16 cores / 24 threads — the Core i7-13700K has 12 more cores. Boost clocks reach 4.2 GHz on the Core i7-6700K versus 5.4 GHz on the Core i7-13700K — a 25% clock advantage for the Core i7-13700K (base: 4 GHz vs 3.4 GHz). The Core i7-6700K uses the Skylake (2015−2016) architecture (14 nm), while the Core i7-13700K uses Raptor Lake, Raptor Cove, Gracemont (2022) (Intel 7 nm). In PassMark, the Core i7-6700K scores 8,933 against the Core i7-13700K's 45,784 — a 134.7% lead for the Core i7-13700K. L3 cache: 8 MB (total) on the Core i7-6700K vs 30 MB (total) on the Core i7-13700K.

Feature	Core i7-6700K	Core i7-13700K
Cores / Threads	4 / 8	16 / 24+300%
Boost Clock	4.2 GHz	5.4 GHz+29%
Base Clock	4 GHz+18%	3.4 GHz
L3 Cache	8 MB (total)	30 MB (total)+275%
L2 Cache	256 kB (per core)	2 MB (per core)+700%
Process	14 nm	Intel 7 nm-50%
Architecture	Skylake (2015−2016)	Raptor Lake, Raptor Cove, Gracemont (2022)
PassMark	8,933	45,784+413%
Cinebench R23 Multi	—	31,000
Geekbench 6 Single	—	2,846
Geekbench 6 Multi	—	18,980

🧠

Memory & Platform

The Core i7-6700K uses the LGA1151 socket (PCIe 3.0), while the Core i7-13700K uses LGA1700 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2133 on the Core i7-6700K versus DDR5-5600 on the Core i7-13700K — the Core i7-13700K supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i7-13700K supports up to 192 GB of RAM compared to 64 GB — 100% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (Core i7-6700K) vs 20 (Core i7-13700K) — the Core i7-13700K offers 4 more lanes for additional GPUs or NVMe drives.

Feature	Core i7-6700K	Core i7-13700K
Socket	LGA1151	LGA1700
PCIe Generation	PCIe 3.0	PCIe 5.0+67%
Max RAM Speed	DDR4-2133	DDR5-5600+25%
Max RAM Capacity	64 GB	192 GB+200%
RAM Channels	2	2
ECC Support	No	Yes
PCIe Lanes	16	20+25%

🔧

Advanced Features

Both processors feature an unlocked multiplier for overclocking. Virtualization support: VT-x, VT-d (Core i7-6700K) vs true (Core i7-13700K). Both include integrated graphics — HD Graphics 530 (Core i7-6700K) and Intel UHD Graphics 770 (Core i7-13700K) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i7-6700K targets Desktop. Direct competitor: Core i7-13700K rivals Ryzen 9 7900X.

Feature	Core i7-6700K	Core i7-13700K
Integrated GPU	Yes	Yes
IGPU Model	HD Graphics 530	Intel UHD Graphics 770
Unlocked	Yes	Yes
AVX-512	No	No
Virtualization	VT-x, VT-d	true
Target Use	Desktop	—

💰

Value Analysis

The Core i7-6700K launched at $350 MSRP, while the Core i7-13700K debuted at $409. On MSRP ($350 vs $409), the Core i7-6700K is $59 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i7-6700K delivers 25.5 pts/$ vs 111.9 pts/$ for the Core i7-13700K — making the Core i7-13700K the 125.7% better value option.