Core i5-9600KF

Details and Benchmarks for Intel Core i5-9600KF

Sysbuilds Alpha Stage!

Please take all results with a big grain of salt. Sysbuilds is in alpha stage at the moment which can lead to wrong data, strange counting errors, silly results and more. This site is under active development.

Benchmark Results

Combined benchmark scores based on multiple data points, giving a quick overview of this processor's performance.

Overall Score

Overall score for Core i5-9600KF based on all benchmark results gathered. Look at this like a meta score, you will find more specific workload ratings below.

5,795 Rank: 323
Rank Name Score Visual
319 Core i9-10980HK 5,812
+0.3%
320 Ryzen 7 5800H 5,810
+0.3%
321 Xeon Silver 4410Y 5,803
+0.1%
322 Xeon W-2150B 5,796
+0%
323 Core i5-9600KF 5,795
324 Ryzen 3 PRO 5350G 5,793
+-0%
325 Ryzen 7 2700X 5,792
-0.1%
326 Xeon D-2166NT 5,788
-0.1%
327 EPYC 7542 5,786
-0.2%
328 Xeon E-2224 5,783
-0.2%

View full ranking →

Multicore Score

Multicore performance score for Core i5-9600KF based on multi-threaded benchmark results.

5,245 Rank: 494
Rank Name Score Visual
490 Xeon E-2224G 5,248
+0.1%
491 Xeon E5-2608L v4 5,247
+0%
492 Ryzen 5 PRO 3400GE 5,246
+0%
493 EPYC 7251 5,246
+0%
494 Core i5-9600KF 5,245
495 Xeon D-1541 5,243
+-0%
496 Intel Core i7-4770R 5,243
+-0%
497 Ryzen 5 PRO 4650GE 5,243
+-0%
498 Core i7-3960X 5,241
-0.1%
499 Xeon D-1540 5,236
-0.2%

View full ranking →

Singlecore Score

Single-core performance score for Core i5-9600KF based on single-threaded benchmark results.

6,161 Rank: 213
Rank Name Score Visual
209 Core i9-9940X 6,170
+0.1%
210 Core 5 120U 6,170
+0.1%
211 Ryzen 7 3800XT 6,166
+0.1%
212 Core i7-7700K 6,165
+0.1%
213 Core i5-9600KF 6,161
214 Core i9-10920X 6,160
+-0%
215 Core 7 150U 6,160
+-0%
216 Xeon E-2144G 6,155
-0.1%
217 Xeon E-2186G 6,154
-0.1%
218 Xeon W-1290P 6,153
-0.1%

View full ranking →

Workload Scores

Performance scores grouped by workload type, normalized and aggregated from multiple raw benchmark results.

Number Crunching

Aggregated score for Core i5-9600KF based on integer math, floating point math, and prime number computation benchmarks.

4,806 Rank: 525
Rank Name Score Visual
521 Xeon E5-2650 v2 4,810
+0.1%
522 Core i7-9850HE 4,809
+0.1%
523 Xeon E5-2620 v4 4,808
+0%
524 Xeon E5-2643 v2 4,808
+0%
525 Core i5-9600KF 4,806
526 Core i5-9600K 4,806
+0%
527 Core i7-4960X 4,806
+0%
528 Ryzen 5 PRO 4650U 4,806
+0%
529 Ryzen 5 PRO 1600 4,804
+-0%
530 Xeon E-2324G 4,804
+-0%

View full ranking →

Data Processing

Aggregated score for Core i5-9600KF based on data encryption, data compression, and string sorting benchmarks.

4,801 Rank: 558
Rank Name Score Visual
554 Core i7-8700T 4,803
+0%
555 Ryzen 7 2800H 4,803
+0%
556 Ryzen Embedded V1807B 4,802
+0%
557 Core i7-8850H 4,801
+0%
558 Core i5-9600KF 4,801
559 Core i5-9600K 4,801
+0%
560 Ryzen 5 7520U 4,801
+0%
561 Ryzen 5 4500U 4,798
-0.1%
562 Xeon E5-2630L v4 4,797
-0.1%
563 Core i7-3930K 4,796
-0.1%

View full ranking →

Physics & Compute

Aggregated score for Core i5-9600KF based on physics simulation and extended instruction set (SSE/AVX) benchmarks.

4,938 Rank: 436
Rank Name Score Visual
432 Xeon E-2286G 4,941
+0.1%
433 Core i5-10600 4,941
+0.1%
434 Xeon E-2236 4,940
+0%
435 Ryzen 7 PRO 5850U 4,940
+0%
436 Core i5-9600KF 4,938
437 Core i5-9600K 4,938
+0%
438 Xeon E5-2650L v4 4,938
+0%
439 Core 7 150U 4,938
+0%
440 Xeon D-2141I 4,933
-0.1%
441 Xeon E-2136 4,932
-0.1%

View full ranking →

Core i5-9600KF Details

The Intel Core i5-9600KF stands out from its predecessors by offering an unlocked multiplier and a slightly higher boost frequency, making it a compelling option for enthusiasts and overclockers. Released in January 2019 as part of Intel's Coffee Lake Refresh lineup, this processor was designed for desktop users who value performance and flexibility without the need for integrated graphics. While it shares the same 14 nm manufacturing process and LGA-1151 socket as earlier Coffee Lake models, its 3.7 GHz base clock and up to 4.6 GHz turbo boost provide a noticeable performance uplift, especially in single-threaded applications.

Featuring a 6-core, 6-thread design, the Core i5-9600KF operates with a TDP of 95 W, which demands adequate cooling but allows for stable performance under load. The processor includes 9 MB of L3 cache and supports DDR4-2666 memory across a dual-channel interface, enabling memory bandwidth up to 23.908 GB/s. Despite lacking integrated graphics, the chip relies on a PCIe 3.0 interface for communication with other system components, with support for up to 16 lanes directly from the CPU. This makes it ideal for systems using discrete GPUs, particularly in gaming or content creation builds.

In terms of architecture, the Core i5-9600KF supports a wide range of modern instruction sets, including AVX, AVX2, and Intel’s enhanced speedstep technology, alongside virtualization features like VT-x and VT-d. It also includes security extensions such as Intel Secure Key and TXT, making it suitable for business and professional environments. The absence of Simultaneous Multithreading means each core handles a single thread, which impacts multithreaded workloads compared to more modern offerings.

Benchmark results show the Core i5-9600KF scoring 6161 in single-core and 5245 in multicore tests, placing it at #213 and #494 respectively in overall rankings. These results reflect strong single-threaded performance, though it trails behind newer processors in multi-core scenarios. Compared to its immediate peers like the Core i7-7700K and Ryzen 7 3800XT, the i5-9600KF holds its own in gaming and productivity tasks but falls short against higher-tier CPUs in sustained workloads.

As of March 2026, the Core i5-9600KF remains relevant for budget-conscious users seeking a capable CPU for gaming and light multitasking. While it is no longer at the cutting edge, its unlocked multiplier and solid single-core performance make it a viable option for upgrades in older systems or builds where cost-efficiency is prioritized. However, for users needing higher core counts or advanced features like AVX-512, newer processors are more appropriate.
Frequently Compared

AMD Ryzen 9 PRO 3900 20 views

AMD EPYC 7452 19 views

AMD Ryzen 3 PRO 2200GE 18 views

AMD Ryzen Threadripper 3970X 18 views

AMD Ryzen 5 PRO 3500U 17 views

AMD Ryzen Embedded R1505G 17 views

Intel Xeon W-3245 17 views

Intel Core i7-9850H 17 views

AMD EPYC 7302P 16 views

Intel Core i7-8559U 16 views

Intel Core i5-9600KF

Main Specifications

Designer: Intel
Name: Core i5-9600KF
Family: Core
Series: i5-9000
Model Number: i5-9600KF
Cores: 6
Threads: 6
Base Frequency: 3700 MHz
Turbo Frequency (1 core): 4600 MHz
Clock Multiplier: 37x (unlocked)
Microarchitecture: Coffee Lake
Core Name: Coffee Lake R
Core Family: 6
Core Model: 158
Socket: LGA-1151
Package: FCLGA-1151
Chipset: 300
Target Segment: Desktop
Max CPUs: 1
TDP: 95 W
Release Price: $262.00

Cache Specifications

L1 Cache: 384 KiB
L1 Instruction Cache: 192.512 KiB (8-way set associative)
L1 Data Cache: 192.512 KiB (8-way set associative)
L2 Cache: 1.5 MiB (4-way set associative)
L3 Cache: 9 MiB (12-way set associative)

Memory Specifications

Supported Memory Type: DDR4-2666
Memory Channels: 2
Maximum Memory: 64 GB
Maximum Bandwidth: 23.908 GB/s
ECC Support: No

PCI-Express Specifications

PCIe Revision: 3.0
PCIe Lanes: 16
PCIe Configuration: 1x16, 2x8, 1x8+2x4

Physical Specifications

Process: 14 nm
Die Area: 149 mm²
Manufacturer: Intel
Technology: CMOS
Word Size: 64-bit
ISA: x86-64 (x86)

CPU Features

MMX EMMX SSE SSE2 SSE3 SSSE3 SSE4.1 SSE4.2 AVX AVX2 ABM BMI1 BMI2 FMA3 AES RdRand ADX CLMUL F16C x86-16 x86-32 x86-64 Real Protected SMM FPU NX HT TBT 2.0 EIST SST TXT vPro VT-x VT-d EPT MPX SGX Secure Key SMEP SIPP IPT AVX-512 AVX512F AVX512CD AVX512BW AVX512DQ AVX512VL TSX VMD NM KPT PTT MBE Ctrl DL Boost AVX512_VNNI
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