Intel Core i5-8400 vs i5-9600K
28 May20|Techpowerup Intel Core i5-10400F Review — Six … |
4 % | FarC5 9%, BFV 4%, Witcher3 0%, Civ6 7%, ACO 9%, MetroEx 1%, Sekiro 8%, Wolf2 1% | SotTR 0%, Rage2 1% | |||
30 Oct19|Gamers Nexus Intel i9-9900KS Review: Overclocki… |
9 % | Hitm2 11%, TWarW2 9%, F118 9%, GTAV 10%, SotTR 4% | ||||
14 Nov19|PCGamer AMD Ryzen 9 3950X review |
6 % | Hitm2 6%, FarC5 10%, StrangeB 0%, TWarW2 9%, SotTR 9%, ACO 9%, MetroEx 3%, MESoW 4%, Divis2 8% |
Memory Avg. Memory Latency |
91.5 Pts | +4% | 87.7 Pts | |||
1-Core Avg. Single Core Speed |
136 Pts | Faster single-core speed. +17% |
116 Pts | |||
2-Core Avg. Dual Core Speed |
272 Pts | Faster dual-core speed. +17% |
232 Pts | |||
4-Core Avg. Quad Core Speed |
533 Pts | Faster quad-core speed. +18% |
453 Pts | |||
8-Core Avg. Octa Core Speed |
725 Pts | Faster octa-core speed. +18% |
612 Pts |
Memory OC Memory Latency |
96. 6 Pts | +2% | 94.4 Pts | |||
1-Core OC Single Core Speed |
154 Pts | Faster OC single-core speed. +26% |
122 Pts | |||
2-Core OC Dual Core Speed |
308 Pts | Faster OC dual-core speed. +27% |
242 Pts | |||
4-Core OC Quad Core Speed |
609 Pts | Faster OC quad-core speed. +27% |
478 Pts | |||
8-Core OC Octa Core Speed |
856 Pts | Faster OC octa-core speed. +25% |
684 Pts |
Age Newest |
49 Months | More recent. +20% |
61 Months | |||
TDP Thermal Design Power (TDP) |
95 Watts | 65 Watts | Much more energy efficient. +32% |
|||
Cores CPU Processing Cores |
6 cores | 6 cores | ||||
Threads CPU Processing Threads |
6 threads | 6 threads | ||||
Lithography Manufacturing process |
14 nm | 14 nm | ||||
Base Clock Base Clock Speed |
3.7 GHz | Much faster base frequency. +32% |
2.8 GHz | |||
Turbo Clock Turbo Clock Speed |
4. 6 GHz | Faster turbo frequency. +15% |
4 GHz | |||
64-Core OC Multi Core Speed |
858 Pts | Faster OC 64-core speed. +24% |
690 Pts | |||
64-Core Avg. Multi Core Speed |
742 Pts | Faster 64-core speed. +18% |
627 Pts |
Series CPU Architecture |
Coffee Lake | Coffee Lake | ||||
Socket Motherboard Socket |
FCLGA1151 | FCLGA1151 | ||||
Graphics Integrated Graphics |
UHD 630 | UHD 630 | ||||
Launch Date Launch Date |
Q4’18 | Q4’17 | ||||
Cache Cache |
9 MB SmartCache | 9 MB | ||||
Instruction Set Extensions Instruction Set Extensions |
Intel® SSE4. 1, Intel® SSE4.2, Intel® AVX2 | SSE4.1/4.2, AVX2 | ||||
Recommended Price Recommended Customer Price |
$262.00 — $263.00 | N/A | ||||
Max Turbo Frequency Max Turbo Frequency |
4.60 GHz | 4.00 GHz | ||||
Thermal Solution Specification Thermal Solution Specification |
PCG 2015D (130W) | PCG 2015C (65W) | ||||
Graphics Max Dynamic Frequency Graphics Max Dynamic Frequency |
1.15 GHz | 1.05 GHz | ||||
TSX-NI Intel® TSX-NI |
Yes | No | ||||
Stable Image Platform Program (SIPP) Intel® Stable Image Platform Program (SIPP) |
Yes | No | ||||
Trusted Execution Tech Intel® Trusted Execution Technology ‡ |
Yes | No | ||||
PCI Express Configurations PCI Express Configurations ‡ |
Up to 1×16, 2×8, 1×8+2×4 | Up to 1×16 or 2×8 or 1×8+2×4 | ||||
More specs » | More specs » |
Intel Core i5 9600K vs i5 8400: performance comparison
VS
Intel Core i5 9600K
Intel Core i5 8400
We compared two 6-core desktop CPUs: the 3. 7 GHz Intel Core i5 9600K against the 2.8 GHz i5 8400. On this page, you’ll find out which processor has better performance in benchmarks, games and other useful information.
- Review
- Differences
- Performance
- Specs
- Comments
Review
General overview and comparison of the processors
Single-Core Performance
Performance in single-threaded apps and benchmarks
Core i5 9600K
55
Core i5 8400
47
Performance
Measure performance when all cores are involved
Core i5 9600K
27
Core i5 8400
23
Power Efficiency
The efficiency score of electricity consumption
Core i5 9600K
45
Core i5 8400
44
NanoReview Final Score
Generic CPU rating
Core i5 9600K
42
Core i5 8400
37
Key Differences
What are the key differences between 8400 and 9600K
Advantages of Intel Core i5 9600K
- Unlocked multiplier
- Newer — released 1-year later
- 15% higher Turbo Boost frequency (4. 6 GHz vs 4 GHz)
- 16% faster in a single-core Geekbench v5 test — 1203 vs 1034 points
Advantages of Intel Core i5 8400
- Consumes up to 32% less energy than the Core i5 9600K – 65 vs 95 Watt
Benchmarks
Comparing the performance of CPUs in benchmarks
Cinebench R23 (Single-Core)
Core i5 9600K
+16%
1185
Core i5 8400
1019
Cinebench R23 (Multi-Core)
Core i5 9600K
+14%
6593
Core i5 8400
5801
Passmark CPU (Single-Core)
Core i5 9600K
+15%
2738
Core i5 8400
2385
Passmark CPU (Multi-Core)
Core i5 9600K
+17%
10757
Core i5 8400
9232
Geekbench 5 (Single-Core)
Core i5 9600K
+16%
1194
Core i5 8400
1028
Geekbench 5 (Multi-Core)
Core i5 9600K
+22%
5631
Core i5 8400
4619
▶️ Submit your Cinebench R23 result
By purchasing through links on this site, we may receive a commission from Amazon. This does not affect our assessment methodology.
Specifications
Full technical specification of Intel Core i5 9600K and i5 8400
General
Vendor | Intel | Intel |
Released | October 8, 2018 | October 5, 2017 |
Type | Desktop | Desktop |
instruction set | x86-64 | x86-64 |
Codename | Coffee Lake | Coffee Lake |
Model number | i5-9600K | i5-8400 |
Socket | LGA-1151 | LGA-1151 |
Integrated GPU | UHD Graphics 630 | UHD Graphics 630 |
Performance
Cores | 6 | 6 |
Threads | 6 | 6 |
Base Frequency | 3. 7 GHz | 2.8 GHz |
Turbo Boost Frequency | 4.6 GHz | 4 GHz |
Bus frequency | 100 MHz | 100 MHz |
Multiplier | 37x | 28x |
Bus Bandwidth | 8 GT/s | 8 GT/s |
L1 Cache | 64K (per core) | 64K (per core) |
L2 Cache | 256K (per core) | 256K (per core) |
L3 Cache | 9MB (shared) | 9MB (shared) |
Unlocked Multiplier | Yes | No |
Fabrication process | 14 nm | 14 nm |
TDP | 95 W | 65 W |
Max. temperature | 100°C | 100°C |
Integrated Graphics | Intel UHD Graphics 630 | Intel UHD Graphics 630 |
GPU Base Clock | 350 MHz | 350 MHz |
GPU Boost Clock | 1150 MHz | 1050 MHz |
Shading Units | 192 | 192 |
TMUs | 24 | 24 |
ROPs | 3 | 3 |
Execution Units | 24 | 24 |
TGP | 15 W | 15 W |
Max. Resolution | 4096×2304 — 60 Hz | 4096×2304 — 60 Hz |
iGPU FLOPS
Core i5 9600K
0.38 TFLOPS
Core i5 8400
0.38 TFLOPS
Memory support
Memory types | DDR4-2666 | DDR4-2666 |
Memory Size | 128 GB | 128 GB |
Max. Memory Channels | 2 | 2 |
Max. Memory Bandwidth | 41.6 GB/s | 41.6 GB/s |
ECC Support | No | No |
Official site | Intel Core i5 9600K official page | Intel Core i5 8400 official page |
PCI Express Version | 3.0 | 3.0 |
PCI Express Lanes | 16 | 16 |
Extended instructions | SSE4. 1, SSE4.2, AVX-2 | SSE4.1, SSE4.2, AVX-2 |
Cast your vote
Choose between two processors
Core i5 9600K
21 (77.8%)
Core i5 8400
6 (22.2%)
Total votes: 27
ompetitors
1.
Intel Core i5 12600K or i5 9600K
2.
Intel Core i5 12400 or i5 9600K
3.
Intel Core i5 12400 or i5 8400
4.
Intel Core i5 12400F or i5 8400
So which CPU will you choose: Intel Core i5 8400 or i5 9600K?
Name
Message
Promotion
Intel Core i5 9600K vs i5 8400:
performance comparison
VS
Intel Core i5 9600K
Intel Core i5 8400
Which is better: Intel Core i5 9600K at 3. 7 GHz (with Turbo Boost up to 4.6) or i5 8400 at 2.8 GHz (with Turbo Boost up to 4.0)? To find out, read our comparative testing of these 6-core desktop processors in popular benchmarks, games and heavy applications.
- Overview
- Differences
- Performance
- Features
- Comments
Overview
Overview and comparison of the main metrics from NanoReview
Single -flow performance
Rating in tests using one nucleus
Core i5 9600k
55
Core i5 8400
47
Multi -flow performance
Tests in benchmarks where all nuclei 9 are involved0003
Core i5 9600k
27
Core i5 8400
23
Energy efficiency
Energy Effect CHIP
Core i5 9600k
45
44
4000 44,0002 RITING NANIRERVIEW
Core i5 9600K
42
Core i5 8400
37
Key differences
What are the main differences between 8400 and 9600K
Reasons to choose Intel Core i5 9600K
- Unlocked multiplier
- 1 year later than rival
- 15% higher Turbo Boost frequency (4. 6GHz vs 4GHz)
- 16% faster in Geekbench5 single core test – 1203 and 1034 points
Reasons to choose Intel Core i5 8400
- 32% lower than Core i5 9600K peak power consumption — 65 vs 95 Watts
Benchmark tests
Compare the results of processor tests in benchmarks
Cinebench R23 (single core)
Core i5 9600K
+16%
1185
Core i5 8400
1019
Cinebench R23 (multi-core)
Core i5 9600K
+14%
6593
Core i5 8400
5801
Passmark CPU (single core)
Core i5 9600K
+15%
2738
Core i5 8400
2385
Passmark CPU (multi-core)
Core i5 9600K
+17%
10757
Core i5 8400
9232
Geekbench 5 (single core)
Core i5 9600K
+16%
1194
Core i5 8400
1028
Geekbench 5 (multi-core)
Core i5 9600K
+22%
5631
Core i5 8400
4619
▶️ Add your score to Cinebench R23
Specifications
List of full specifications of Intel Core i5 9600K and i5 8400
General information
Manufacturer | Intel | Intel |
Release date | October 8, 2018 | October 5, 2017 |
Type | Desktop | Desktop |
Instruction set architecture | x86-64 | x86-64 |
Codename | Coffee Lake | Coffee Lake |
Model number | i5-9600K | i5-8400 |
Socket | LGA-1151 | LGA-1151 |
Integrated graphics | UHD Graphics 630 | UHD Graphics 630 |
Performance
Cores | 6 | 6 |
Number of threads | 6 | 6 |
Frequency | 3. 7 GHz | 2.8 GHz |
Max. frequency in Turbo Boost | 4.6 GHz | 4 GHz |
Bus frequency | 100 MHz | 100 MHz |
Multiplier | 37x | 28x |
Tire speed | 8 GT/s | 8 GT/s |
Level 1 cache | 64KB (per core) | 64KB (per core) |
Level 2 cache | 256KB (per core) | 256KB (per core) |
Level 3 cache | 9MB (shared) | 9MB (shared) |
Unlocked multiplier | Yes | No |
Energy consumption
Process technology | 14 nanometers | 14 nanometers |
Power consumption (TDP) | 95W | 65 W |
Critical temperature | 100°C | 100°C |
Integrated graphics | Intel UHD Graphics 630 | Intel UHD Graphics 630 |
GPU frequency | 350 MHz | 350 MHz |
Boost GPU frequency | 1150 MHz | 1050 MHz |
Shader blocks | 192 | 192 |
TMUs | 24 | 24 |
ROPs | 3 | 3 |
Computer units | 24 | 24 |
TGP | 15W | 15W |
Max. resolution | 4096×2304 — 60Hz | 4096×2304 — 60Hz |
Igpu Flops
Core i5 9600k
0.38 Teraflops
Core i5 8400
0.38 Teraflops
9000 9000
Other
Official site | Site Intel Core i5 9600K | Site Intel Core i5 8400 |
PCI Express Version | 3.0 | 3.0 |
Max. PCI Express lanes | 16 | 16 |
Extended instructions | SSE4.1, SSE4.2, AVX-2 | SSE4.1, SSE4.2, AVX-2 |
Poll
What processor do you think is the best?
Core i5 9600K
21 (77. 8%)
Core i5 8400
6 (22.2%)
Total votes: 27
Competitors
1.
Intel Core i5 12600K and i5 9600K
2.
Intel Core i5 12400 and i5 9600K
3.
Intel Core i5 12400 and i5 8400 9600K?
- 7.42% higher PassMark score?
11685 vs 10878 - 30W below TDP?
65W vs 95W - Multithreaded?
Why is Intel Core i5-9600K better than Intel Core i5+8400?
- 32.14% higher CPU speed?
6 x 3.7GHz vs 6 x 2.8GHz - 0.6GHz faster turbo clock speed?
4.6GHz vs 4GHz - Has an unlocked multiplier?
- 22.69% higher PassMark score (single)?
2785 vs 2270 - 100MHz faster GPU turbo speed?
1150MHz vs 1050MHz - 9 higher hour multiplier?
37 vs 28
Which comparisons are the most popular?
Intel Core i5+8400
vs
Intel Core i7-3770
Intel Core i5-9600k
VS
Intel Core i7-8700k
Intel Core i5+8400
VS
Intel Core i3-10100
Intel Core i5-9600k
VS
VS
RED
Intel Core i5+8400
VS
AMD Ryzen 5 2600
Intel Core i5-9600k
VS
Intel Core i7-7700k
Intel Core i5+8400
VS 9000 VS 9000 VS 9000 VS 9000.
Intel Core i5-9600k
VS
AMD Ryzen 5 5600x
Intel Core i5+8400
VS
Intel Core i7-4790K
Intel Core I5-9600K 9000 VS
I5-9400F
I5-9400F
I5-9400F 8400
VS
AMD Ryzen 5 5600x
Intel Core i5-9600K
VS
AMD Ryzen 5 3600
Intel Core i5+8400
VS
AMD Ryzen 5 5600g
.
vs
Intel Core i5-10400
Intel Core i5+8400
VS
Intel Core i3-9100f
Intel Core i5-9600k
VS
Intel Core i7-6700
Intel Core2 interli vs
AMD RYZEN 5 3600
Intel Core i5-9600k
VS
Intel Core i5-9600KF
Intel Core i5+8400
VS
Intel Core i3-8100
Intel Core22002 INTEL Core2 Intel Core
Intel
Intel
Intel
Intel
Intel
Intel Core
Intel Core
Intel Core
Intel Core
vs
AMD Ryzen 3 3200G 9Ol000
1 User reviews
Intel Core i5-9600K
10.0 /10
1 User reviews
Features
Value for money
10. 0 /10
2 Votes
10.0 /10
1 votes
Games
10.0 /10
2 Votes
10.0 /10
Votes
00 1 Votes 9000
10.0 /10
2 Votes
10.0 /10
1 Votes
Reliability
/10
002 1 votes
Energy efficiency
10.0 /10
2 Votes
8.0 /10
1 Votes
CECRETION
CEO
6 X 2.8GHZ
6 x 3.000 2 The speed of the central processor indicates how many processing cycles per second the processor can perform, taking into account all its cores (processors). It is calculated by adding the clock speeds of each core or, in the case of multi-core processors, each group of cores.
processor thread
More threads result in better performance and better multitasking.
turbo clock speed
4. 6GHz
When the processor is running below its limits, it can jump to a higher clock speed to increase performance.
Has unlocked multiplier
✖Intel Core i5+8400
✔Intel Core i5-9600K
Some processors come with an unlocked multiplier and are easier to overclock, allowing for better performance in games and other applications.
L2 Cache
More L2 scratchpad memory results in faster results in CPU and system performance tuning.
L3 cache
More L3 scratchpad memory results in faster results in CPU and system performance tuning.
L1 cache
More L1 cache results in faster results in CPU and system performance tuning.
L2 core
0.25MB/core
0.25MB/core
More data can be stored in L2 scratchpad for access by each processor core.
L3 core
1.5MB/core
1.5MB/core
More data can be stored in L3 scratchpad for access by each processor core.
Geotagging
PassMark result
This test measures CPU performance using multithreading.
PassMark result (single)
This benchmark measures processor performance using a thread of execution.
Geekbench 5 result (multi-core)
Unknown. Help us offer a price. (Intel Core i5+8400)
Geekbench 5 is a cross-platform benchmark that measures multi-core processor performance. (Source: Primate Labs, 2022)
Cinebench R20 result (multi-core)
Unknown. Help us offer a price. (Intel Core i5+8400)
Cinebench R20 is a benchmark that measures the performance of a multi-core processor by rendering a 3D scene.
Cinebench R20 result (single core)
Unknown. Help us offer a price. (Intel Core i5+8400)
Cinebench R20 is a test to evaluate the performance of a single core processor when rendering a 3D scene.
Geekbench 5 result (single core)
Unknown. Help us offer a price. (Intel Core i5+8400)
Geekbench 5 is a cross-platform test that measures the single-core performance of a processor. (Source: Primate Labs, 2022)
Blender test result (bmw27)
Unknown. Help us offer a price. (Intel Core i5+8400)
303.7seconds
The Blender benchmark (bmw27) measures CPU performance by rendering a 3D scene. More powerful processors can render a scene in a shorter time.
Blender (classroom) result
Unknown. Help us offer a price. (Intel Core i5+8400)
980.5seconds
The Blender (classroom) test measures CPU performance by rendering a 3D scene. More powerful processors can render a scene in a shorter time.
performance per watt
Unknown. Help us offer a price. (Intel Core i5+8400)
This means that the processor is more efficient, resulting in more performance per watt of power used.
Integrated graphics
GPU clock speed
350MHz
350MHz
The graphics processing unit (GPU) has a higher clock speed.
turbo GPU
1050MHz
1150MHz
When the GPU is running below its limits, it can jump to a higher clock speed to increase performance.
GPU actuators
Unknown. Help us offer a price. (Intel Core i5+8400)
Unknown. Help us offer a price. (Intel Core i5-9600K)
A graphics processing unit (GPU) with more execution units can provide better graphics.
monitor support
By using multiple displays, you can increase your workspace, making it easier to work across multiple applications.
DirectX version
DirectX is used in games with a new version that supports better graphics.
OpenGL version
The newer version of OpenGL, the better graphics quality in games.
OpenCL version
Unknown. Help us offer a price. (Intel Core i5+8400)
Some applications use OpenCL to use the power of the graphics processing unit (GPU) for non-graphical computing. Newer versions are more functional and better quality.
textured units (TMUs)
Unknown. Help us offer a price. (Intel Core i5+8400)
Unknown. Help us offer a price. (Intel Core i5-9600K)
TMUs take texture units and map them to the geometric layout of the 3D scene. More TMUs generally means texture information is processed faster.
ROPs imaging units
Unknown. Help us offer a price. (Intel Core i5+8400)
Unknown. Help us offer a price. (Intel Core i5-9600K)
ROPs are responsible for some of the final steps of the rendering process, such as writing the final pixel data to memory and for performing other tasks such as anti-aliasing to improve the appearance of graphics.
Memory
RAM speed
2666MHz
2666MHz
Can support faster memory which speeds up system performance.
maximum memory bandwidth
41.6GB/s
41.6GB/s
This is the maximum rate at which data can be read from or stored in memory.
DDR memory version
DDR (Dynamic Dynamic Random Access Memory Double Data Rate) is the most common type of main memory. New versions of DDR memory support higher maximum speeds and are more energy efficient.
memory channels
More memory channels increase the speed of data transfer between memory and processor.
maximum memory
Maximum memory (RAM).
bus baud rate
The bus is responsible for transferring data between various components of a computer or device.
Supports memory troubleshooting code
✖Intel Core i5+8400
✖Intel Core i5-9600K
Memory troubleshooting code can detect and repair data corruption. It is used when necessary to avoid distortion, such as in scientific computing or when starting a server.
eMMC version
Unknown. Help us offer a price. (Intel Core i5+8400)
Unknown. Help us offer a price. (Intel Core i5-9600K)
The newer version of eMMC — built-in flash memory card — speeds up the memory interface, has a positive effect on device performance, for example, when transferring files from a computer to internal memory via USB.
bus frequency
Unknown. Help us offer a price. (Intel Core i5+8400)
Unknown. Help us offer a price. (Intel Core i5-9600K)
✔Intel Core i5+8400
✖Intel Core i5-9600K
, Intel’s Hyperthreading or AMD’s Simultaneous Multithreading) delivers faster performance by dividing each physical processor core into logical cores, also known as threads. Thus, each core can run two instruction streams at the same time.
Has AES
✔Intel Core i5+8400
✔Intel Core i5-9600K
AES is used to speed up encryption and decryption.
Has AVX
✔Intel Core i5+8400
✔Intel Core i5-9600K
AVX is used to help speed up calculations in multimedia, scientific and financial applications, and to improve the performance of the Linux RAID program.
version of SSE
SSE is used to speed up multimedia tasks such as editing images or adjusting audio volume. Each new version contains new instructions and improvements.
Has F16C
✔Intel Core i5+8400
✔Intel Core i5-9600K
F16C is used to speed up tasks such as adjusting image contrast or adjusting volume.
bits transmitted at the same time
Unknown. Help us offer a price. (Intel Core i5+8400)
Unknown. Help us offer a price. (Intel Core i5-9600K)
NEON provides faster media processing such as MP3 listening.
Has MMX
✔Intel Core i5+8400
✔Intel Core i5-9600K
MMX is used to speed up tasks such as adjusting image contrast or adjusting volume.
Has TrustZone
✖Intel Core i5+8400
✖Intel Core i5-9600K
Technology is integrated into the processor to ensure device security when using features such as mobile payments and streaming video using digital rights management (DRM) technology .