





🚀 Power your productivity with the Intel Core i5 9400F — speed that keeps you ahead of the pack!
The Intel Core i5 9400F is a 6-core, 6-thread processor with a 2.9 GHz base clock and 9 MB cache, designed for professionals and gamers seeking efficient multitasking and accelerated workloads. Featuring Intel Turbo Boost technology, it dynamically increases clock speeds by up to 20% to handle demanding applications smoothly. This CPU requires a dedicated graphics card, includes a stock cooler with thermal paste for easy installation, and fits LGA1151 motherboards, making it a reliable and cost-effective choice for building or upgrading mid-range systems.





| ASIN | B07MRCGQQ4 |
| Are Batteries Included | No |
| Best Sellers Rank | 119,735 in Computers & Accessories ( See Top 100 in Computers & Accessories ) 373 in CPUs |
| Brand | Intel |
| Colour | coffee |
| Computer Memory Type | DDR4 SDRAM |
| Customer Reviews | 4.6 4.6 out of 5 stars (6,223) |
| Date First Available | 14 Dec. 2018 |
| Guaranteed software updates until | unknown |
| Item Weight | 100 g |
| Item model number | BX80684I59400F |
| Manufacturer | INTEL |
| Memory Clock Speed | 2900 MHz |
| Number of USB 2.0 Ports | 1 |
| Processor Brand | Intel |
| Processor Count | 6 |
| Processor Socket | LGA 1151 |
| Processor Speed | 2.9 GHz |
| Processor Type | Core i5-9400F |
| Product Dimensions | 11.61 x 7.01 x 10.11 cm; 100 g |
| Series | BX80684I59400F |
| Wattage | 65 |
L**G
Decent Bargain — Requires Graphics Card to work
This is quite the bargain for anyone who is also already investing/has invested in a selected Graphics Card, as it has no internal graphics within it. At all. On its own, it just won’t work, or even Boot (I tested this too, out of curiosity!). When a Card is plugged into the MB, though, it whirs to life as Normal, and then goes ahead and gives some good power to your system. It also has a good range speed boost too, but doesn’t OverClock It comes with its own heatsink and even thermal paste, so you don’t have to panic and get your own (like I did!). Installation was SO very easy, with it just popping easily into its slot, and then the heatsink goes on nicely. There are simple plastic clips that keep the heatsink in place. It didn’t take long at all to get it in and ready to go. I have it working with 16GB RAM, a mid-range ATX Mobo, and a GTX 1050 Graphics Card, using Windows 10. It’s being used to mainly run a small but rather powerful home music studio, as well as the usual basics you use computers for. It’s been flawless.
S**.
Great CPU
Temperatures are great, never goes over 60c with stock cooler. I have noticed in Ubisoft games that it will frequently stutter but that is a ubisoft optimisation issue. This CPU is great but I only recommend it if you are in a position where you can't get a ryzen chip. They are better value for money if you do other stuff other than gaming. If it just gaming you wanna do, this CPU is powerful and will get the job done.
B**B
Insanely cool but insanely fast!
65W at this performance and temperature is crazy! More than powerful enough to play all the latest games, given you have a good enough GPU. The MOST impressive part was that it didn't go a single degree above 50°C during a 5 hour+ prime95 stress test! Tested with a Arctic Freezer 34 Duo eSports cooler and Thermalgrizzly Kryonaut paste. Insane! Probably the best value for a person looking for a gaming only rig!
R**H
Great product, great price
My boy bought this as a component when building his ow computer. All of the components he bought via amazon and sellers has ensured he now has a gaming computer for around £700 that he built himself with a friend. The equivalent to buy with all these specs would have cost between £1500-2000.
A**N
Good value for money, careful what BIOS version you have if own Z370 mobo
Good value for money, it is not a huge difference compared to my dead I5 8400, however it is newer and cheaper than what I paid on the older one. Careful when purchasing if you own a z370 series as it required a newer BIOS (1410) than what most motherboards had back when they were purchased and you might need a bios update, otherwise your PC will not post / work. Also, great customer service from the seller when contacted and the item arrived sooner than expected. Happy customer.
M**S
Average
For a budget build it is okay and will run games fine but if you want it to combine with higher GPU like rtx 2070s it wi struggle and in some games will get 100% cpu load.
M**M
Guarantees 60fps minimum on all current demanding games
My i3 7100 struggled to hit 60fps on games like Destiny 2, and especially The Division 2. Upgraded a motherboard and to the 9400f, and it's the perfect CPU alongside the 1060 6GB. Everything runs at a solid 60fps and sometimes well beyond. Can't recall ever dropping into the 50s. If you're looking for the perfect 1080p/60fps CPU, this is it (at least when it comes to the Intel side).
T**M
Great for a 1st build.
Great CPU and works great on the games I'm playing (halo master chief collection, Gears 4, Xcom, etc) with temperatures saying around the 40C mark. Was easy to install for a first time build by using videos on YouTube. Only time I've seen it rampant up higher than 50C was while i was testing Unity.
S**.
This is probably the cheapest processor on the market that won't bottleneck your graphics card. I did some early testing with an RX 5700 to see if there was any sign of bottlenecks caused by the CPU. What I found is that I was getting the exact same performance as tech sites were with the RX 5700 where they were using the i9-9900k processors. Its possible that perhaps a RTX 2080 might be too much for it, but even that I doubt and if it were, the bottleneck would probably be minimal. I'm seeing 100% GPU bound in games like Gears 5/Gears 4 (where that rating is available). I now have my RX 5700 overclocked with custom power tables to 2024mhz. I still see 100% GPU bound ratings so the CPU is definitely strong enough for the RX 5700 XT as well. I did put a larger CPU cooler and 120mm fan. From what I can tell the CPU runs nearly 100% of the time (in game) at the boost speed, which is 3.9ghz for all cores. The temperature with the cooler I have on it does not exceed 52C, I know the boost clocks will slowdown if the CPU gets too hot, so that was my reason for installing the better cooler, although I'm not sure it was entirely necessary. For less than $150, I'm not sure there is anything that currently beats this CPU provided you are using a discrete graphics card. I nearly bought an i3-9100f with the plan to upgrade the CPU later, but after doing the research determine the i5-9400f would be a better value and last me much longer before the need to upgrade, especially since this was a gaming build. At present, I don't believe there was any reason for a more expensive processor for gaming. Obviously if you are building at the top end, you would probably be going with a higher end processor anyway. I was trying to get bang for my buck and I think the i5-9400f and RX 5700 build (esp since I got the RX 5700 for $280) accomplished that.
1**+
Es una lastima, que habiendo estado por 120€ este procesador en poco tiempo todos los vendedores chiflaron hasta llegar a ponerlo a 180€ (160€ actualmente). En el caso de Amazon, simplemente no lo vende o lo vende muy puntualmente porque como tiene tropecientos i5 8400 que son mas caros .... pues no haria negocio. Este procesador es un i5 8400 sin grafica y fabricado desde febrero de 2019 (realmente si tiene grafica integrada, pero esta desactivada por ser defectuosa). Los i5 9400 en los que falla la grafica durante la fabricacion, la deshabilitan y los convierten en 9400f. Por un lado ... es una faena porque sabes que estas comprando un procesador con un defecto de fabricacion, por el otro, esta bien porque los que usamos graficas dedicadas pagamos menos por no tener la m*** de grafica de intel. El funcionamiento es correcto y en los test da un poco mas derendimiento que el 8400 porque al tener los recursos mas enfocados a los procesos y desactivados para la grafica ... pues tiene mas capacidad de funcionamiento. Este procesador funciona con chipset 3XX, es decir placas H3xx, Z3xx, ... personalmente he probado dos placas Z390 una de gigabyte y otra de ASUS y en los dos casos habia que actualizar la bios antes de poder usar este procesador porque no lo reconoce. La ultima que he probado y es la que tengo actualmente es la MSI Z370A-Pro. En este caso NO es necesario actualizar la bios para usar este procesador. De hecho, la caja trae una pegatina que dice: OPTIMIZADO PARA PROCESADORES DE 9ª GENERACION. Por lo tanto, yo recomiendo esa placa o tendreis que comprar un procesador de octava generacion, actualizar la bios, cambiar el procesador y devolver el de octaba generacion ... un lio ...
A**N
If you have a GPU anyway, then this presents great value for the price. Benchmarks are 5-10% better than Ryzen 3400G which is at the same price range. Ryzen 3600, on the other hand, performs 10-12% better than this GPU while costing 50% more. I didn’t quite see the value there. Keep in mind that this won’t work without a dedicated graphics card. If you do not have a GPU or if you are planning to get one after a while, go for Ryzen 3400G. Out of the box, it has pretty good on-board graphics. Even better if you can buy 3600. The other thing to note is the motherboard. Intel series 300 chipset is a must here. Ok, so even if you save some money with the CPU, the motherboards are pretty expensive. Odds are you’d be spending the same if you go for 3600G (which is better and has on board graphics) with a cheaper motherboard.
G**E
Cercando un processore per un computer da budget sugli 800 euro, son finito per trovare questo processore, ed immediatamente deciso di costruirci intorno il computer. Sebbene venga presentato come un processore da soli 2.9GHz, può raggiungere i 4.1GHz, il tutto semplicemente modificando la velocità dal bios del computer. Sebbene arrivato provvisto di ventola di raffreddamento, inatteso in quanto non avevo letto tale cosa al riguardo e avendone presa un'altra ( https://www.amazon.it/gp/product/B01KVNCEIG/ref=ppx_yo_dt_b_asin_title_o07_s00?ie=UTF8&psc=1 ), non contiene alcun tipo di pasta termica all'interno. La temperatura all'accensione del computer è sui 40-41 gradi, in linea nonostante il boost alla velocità, si mantiene al momento attuale al di sotto delle soglie di pericolo per una cpu, nonostante le alte temperature esterne.
M**C
Ich schraube mir meine Rechner schon viele Jahre selber zusammen. Hat man erst einmal ein Grundgerüst an guten Komponenten, kann man so durchaus Geld sparen. Ein gutes Gehäuse, ein guter Kühler oder ein gutes Netzteil, können schon viele Jahre Freude bereiten. Bei meinem aktuellen Rechner-Update, habe ich klassischerweise nur Mainboard, CPU und RAM ausgetauscht. Bei der Suche nach einer geeigneten CPU bin ich über den Vorgänger, den i5 8400 gestolpert. Bei der Leistung in Anwendungen erreicht die CPU nur rund 50% des Referenzwertes. Bei der Leistung in Spielen hingegen werden rund 92% erreicht. Was für ein sensationeller Wert. Die neue Sechskern-Architektur scheint ideal für Spiele. Der i5 9400f Prozessor liegt gleichauf, bzw. minimal über der Leistung des 8400ers. Außerdem habe ich noch nie die CPU-Grafik genutzt, daher spare ich mir den Aufpreis. Und für den unwahrscheinlichen Fall, dass meine Grafikkarte abraucht, habe ich ja noch die vorherige als Notlösung. Fazit: 92% der Referenzleistung in Spielen für weniger als 200€. Wer braucht da schon irgendwelche Anwendungsbenchmarks… Update: Alter Noctua Kühler mit neuem Noctua NF-A15 HS-PWM Premium Lüfter Im normalen Desktop Betrieb ( Streamen, Surfen, Office, etc. ) - Etwas über 30° Celsius bei rund 280 rpm Asus FurMark ROG CPU Burner - Etwas unter 50° Celsius bei rund 590 rpm 65 Watt TDP kommen einem sehr entgegen. In normalen Desktop Betrieb ist die CPU derart genügsam, dass sie quasi lautlos gekühlt werden kann. Und selbst unter extremer Last lässt sie sich leicht und fast unhörbar kühlen. Einmal abgesehen vom beigepackten Kühler, dürfte jede bessere Kühler/Lüfter Kombination mit dieser CPU leichtes Spiel haben.
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