Core i7-9700K vs Core i9-11900T

Intel

Core i7-9700K

8 Cores8 Thrd95 WWMax: 4.9 GHz2018

Popular choices:

VS
Intel

Core i9-11900T

8 Cores16 Thrd35 WWMax: 4.9 GHz2021

Popular choices:

Performance Spectrum - CPU

About PassMark

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 i7-9700K

2018

Why buy it

  • Costs $54 less on MSRP ($385 MSRP vs $439 MSRP).

Trade-offs

  • Worse for gaming: lower average FPS than Core i9-11900T across 4 shared CPU benchmark tests.
  • Lower PassMark (14,397 vs 18,620).
  • Smaller total L3 cache (12 MB vs 16 MB).
  • Lower PassMark per dollar, at 37.4 vs 42.4 PassMark/$ ($385 MSRP vs $439 MSRP).
  • 171.4% higher power demand at 95W vs 35W.

Core i9-11900T

2021

Why buy it

  • Better for gaming: +12.5% higher average FPS across 4 shared CPU benchmark tests.
  • +33.3% larger total L3 cache (16 MB vs 12 MB).
  • Delivers 13.4% more PassMark for each dollar spent, at 42.4 vs 37.4 PassMark/$ ($439 MSRP vs $385 MSRP).
  • Draws 35W instead of 95W, a 60W reduction.
  • 25% more PCIe lanes (20 vs 16) for storage and expansion-heavy builds.

Trade-offs

  • 14% HIGHER MSRP
    $439 MSRPvs$385 MSRP

Quick Answers

So, is Core i9-11900T better than Core i7-9700K?
Yes. Core i9-11900T is the better overall CPU here. You are getting a 12.5% average FPS lead across 4 shared CPU game tests in our data, 29.3% 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 i9-11900T is the better pick here. According to our tests, it delivers 12.5% more average FPS across 4 shared CPU game tests.
Which one is better for streaming, content creation, and heavy multitasking?
For streaming, content creation, and heavier multitasking, Core i9-11900T is the better fit. You are getting 29.3% better PassMark, backed by 8 cores and 16 threads. It also carries the larger cache pool with 33.3% larger total L3 cache (16 MB vs 12 MB).
Which one is the smarter buy today, not just the cheaper CPU?
Core i9-11900T is the smarter buy today. Core i9-11900T is 14.0% more expensive on MSRP at $439 MSRP versus $385 MSRP, and it gives you a 12.5% average FPS lead across 4 shared CPU game tests in our data. It is also 13.4% better value on MSRP (42.4 vs 37.4 PassMark/$), 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 i9-11900T is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2021 vs 2018), 33.3% larger total L3 cache (16 MB vs 12 MB), and more multi-core headroom with 8 cores / 16 threads instead of 8/8. That extra compute headroom should age better as games, background tasks, and creator workloads get heavier.

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.

Path of Exile 2

Path of Exile 2

PresetCore i7-9700KCore i9-11900T
1080p
low308 FPS286 FPS
medium278 FPS256 FPS
high231 FPS217 FPS
ultra182 FPS187 FPS
1440p
low270 FPS235 FPS
medium221 FPS189 FPS
high178 FPS155 FPS
ultra143 FPS137 FPS
4K
low170 FPS164 FPS
medium140 FPS133 FPS
high108 FPS103 FPS
ultra95 FPS91 FPS
Counter-Strike 2

Counter-Strike 2

PresetCore i7-9700KCore i9-11900T
1080p
low360 FPS285 FPS
medium321 FPS234 FPS
high291 FPS211 FPS
ultra259 FPS187 FPS
1440p
low324 FPS242 FPS
medium282 FPS207 FPS
high258 FPS186 FPS
ultra225 FPS160 FPS
4K
low249 FPS169 FPS
medium221 FPS148 FPS
high208 FPS141 FPS
ultra179 FPS122 FPS
League of Legends

League of Legends

PresetCore i7-9700KCore i9-11900T
1080p
low360 FPS466 FPS
medium360 FPS466 FPS
high360 FPS466 FPS
ultra360 FPS466 FPS
1440p
low360 FPS466 FPS
medium360 FPS466 FPS
high360 FPS466 FPS
ultra360 FPS430 FPS
4K
low360 FPS466 FPS
medium360 FPS442 FPS
high360 FPS390 FPS
ultra318 FPS324 FPS
Valorant

Valorant

PresetCore i7-9700KCore i9-11900T
1080p
low360 FPS466 FPS
medium360 FPS466 FPS
high360 FPS466 FPS
ultra360 FPS466 FPS
1440p
low360 FPS466 FPS
medium360 FPS466 FPS
high360 FPS466 FPS
ultra360 FPS466 FPS
4K
low360 FPS466 FPS
medium360 FPS466 FPS
high360 FPS466 FPS
ultra360 FPS423 FPS

Technical Specifications

Side-by-side comparison of Core i7-9700K and Core i9-11900T

Intel

Core i7-9700K

The Core i7-9700K is manufactured by Intel. It was released in 19 October 2018 (7 years ago). It is based on the Coffee Lake-R (2018−2019) architecture. It features 8 cores and 8 threads. Base frequency is 3.6 GHz, with boost up to 4.9 GHz. L3 cache: 12 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 95 Watt. Memory support: DDR4. Passmark benchmark score: 14,397 points. Launch price was $374.

Intel

Core i9-11900T

The Core i9-11900T is manufactured by Intel. It was released in 16 March 2021 (4 years ago). It is based on the Rocket Lake (2021) architecture. It features 8 cores and 16 threads. Base frequency is 1.5 GHz, with boost up to 4.9 GHz. L3 cache: 16 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1200. Thermal design power (TDP): 35 Watt. Memory support: DDR4-3200. Passmark benchmark score: 18,620 points. Launch price was $299.

Processing Power

The Core i7-9700K packs 8 cores / 8 threads, matching the Core i9-11900T's 8 cores. Boost clocks reach 4.9 GHz on the Core i7-9700K versus 4.9 GHz on the Core i9-11900T — identical boost frequencies (base: 3.6 GHz vs 1.5 GHz). The Core i7-9700K uses the Coffee Lake-R (2018−2019) architecture (14 nm), while the Core i9-11900T uses Rocket Lake (2021) (14 nm). In PassMark, the Core i7-9700K scores 14,397 against the Core i9-11900T's 18,620 — a 25.6% lead for the Core i9-11900T. L3 cache: 12 MB (total) on the Core i7-9700K vs 16 MB (total) on the Core i9-11900T.

FeatureCore i7-9700KCore i9-11900T
Cores / Threads
8 / 8
8 / 16
Boost Clock
4.9 GHz
4.9 GHz
Base Clock
3.6 GHz+140%
1.5 GHz
L3 Cache
12 MB (total)
16 MB (total)+33%
L2 Cache
256K (per core)
256K (per core)
Process
14 nm
14 nm
Architecture
Coffee Lake-R (2018−2019)
Rocket Lake (2021)
PassMark
14,397
18,620+29%
Geekbench 6 Single
2,100
Geekbench 6 Multi
9,200
🧠

Memory & Platform

The Core i7-9700K uses the LGA1151 socket (PCIe 3.0), while the Core i9-11900T uses LGA1200 (PCIe 3.0) — making them incompatible on the same motherboard. Both support up to DDR4-2666 memory speed. Both support up to 128 GB of RAM. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (Core i7-9700K) vs 20 (Core i9-11900T) — the Core i9-11900T offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel 300 series (Core i7-9700K) and H510,B560,H570,Z590 (Core i9-11900T).

FeatureCore i7-9700KCore i9-11900T
Socket
LGA1151
LGA1200
PCIe Generation
PCIe 3.0
PCIe 3.0
Max RAM Speed
DDR4-2666
DDR4-3200
Max RAM Capacity
128 GB
128 GB
RAM Channels
2
2
ECC Support
No
No
PCIe Lanes
16
20+25%
🔧

Advanced Features

Only the Core i7-9700K has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Core i9-11900T supports AVX-512 instructions — important for machine learning and scientific applications. Both support VT-x, VT-d virtualization. Both include integrated graphics UHD Graphics 630 (Core i7-9700K) and Intel UHD Graphics 750 (Core i9-11900T) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i7-9700K targets Desktop, Core i9-11900T targets Low Power High Perf Desktop.

FeatureCore i7-9700KCore i9-11900T
Integrated GPU
Yes
Yes
IGPU Model
UHD Graphics 630
Intel UHD Graphics 750
Unlocked
Yes
No
AVX-512
No
Yes
Virtualization
VT-x, VT-d
VT-x, VT-d
Target Use
Desktop
Low Power High Perf Desktop
💰

Value Analysis

The Core i7-9700K launched at $385 MSRP, while the Core i9-11900T debuted at $439. On MSRP ($385 vs $439), the Core i7-9700K is $54 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i7-9700K delivers 37.4 pts/$ vs 42.4 pts/$ for the Core i9-11900T — making the Core i9-11900T the 12.6% better value option.

FeatureCore i7-9700KCore i9-11900T
MSRP
$385-12%
$439
Performance per Dollar
37.4
42.4+13%
Release Date
2018
2021