Intel Core i5-9500F socket: LGA 1151
The Intel Core i5-9500F uses the LGA 1151 socket, second revision. It matches the Core i5-9500 except for the missing graphics engine, so a discrete card and a 300 series board are required.
- Socket
- LGA 1151 (revision 2)
- Launched
- April 2019
- Cores and threads
- 6 and 6
- Base power
- 65 W
- Codename
- Coffee Lake Refresh
- Segment
- Desktop
- Family
- Intel Core i5
- Clocks
- 3.0 / 4.4 GHz
Intel Core i5-9500F specifications
| Cores | 6 |
|---|---|
| Threads | 6 |
| Core architecture | Coffee Lake Refresh |
| Clocks | 3.0 GHz base, up to 4.4 GHz turbo |
| Cache | 9 MB Intel Smart Cache (L3) |
| Processor base power (TDP) | 65 W |
| Manufacturing process | 14 nm |
| Memory support | DDR4-2666, two channels, up to 128 GB |
| PCI Express | 16 lanes from the CPU, PCIe 3.0 |
| Integrated graphics | None (separate graphics card required) |
| Multiplier | Locked |
| ECC memory | No |
| Package | FCLGA1151 |
Motherboard and chipset compatibility
Intel Core i5-9500F needs a motherboard with a LGA 1151 socket. The table shows which chipset series accept it.
| Series | Chipsets | Support |
|---|---|---|
| 300 series: B365 and Z390 | Z390, B365 | Works out of the box |
| 300 series: H310, B360, H370, Q370, Z370 | Z370, H370, B360, H310, Q370 | Needs a BIOS update Needs a BIOS update before a 9th Gen processor will start. Check the board maker's CPU support list. |
| 200 series | Z270, H270, B250, Q270, Q250 | Not supported |
| 100 series | Z170, H170, B150, H110, Q170, Q150 | Not supported |
Board makers publish a CPU support list for every model. Check it for your exact board before buying. Chipset details for LGA 1151.
Recommended GPU pairing
| Recommended tier | Mid-range 1080p |
|---|---|
| Example GPUs | GeForce GTX 1660, Radeon RX 580 |
| Target resolution | 1080p high settings |
Six cores with 9 MB of cache, 16 PCIe 3.0 lanes and DDR4-2666 suit mid-range 1080p cards of 2019, and this F model assumes one is installed. The GTX 1660 and RX 580 fit that tier at 1080p high settings. A faster card still works, with the result depending on game and settings.
This is a rough match for a new build at the stated resolution, not a limit. A faster card still works and helps at higher resolutions or in games that load the GPU more than the CPU. A slower card is fine for lighter games and office use. The exact balance shifts with the game, the settings and the resolution, so no percentage is given.
LGA 1151 at a glance
| Type | LGA, 1,151 contacts |
|---|---|
| Package size | 37.5 × 37.5 mm |
| Introduced | August 2015 |
| Memory | DDR4 on most boards (some early boards use DDR3L). DDR4 only on the second revision |
| Cooler mounting holes | 75 × 75 mm |
What the Core i5-9500F is
The Core i5-9500F is the graphics-free version of the mainstream six core i5, launched in April 2019 within Coffee Lake Refresh. Six cores and six threads run at 3.0 GHz and boost to 4.4 GHz, with 9 MB of shared L3 cache on Intel's 14 nm process. Every number matches the plain 9500; only the integrated GPU is gone.
Removing the graphics engine cuts the price for buyers who fit a card anyway. Budget gaming rigs, esports machines and GPU compute boxes never touch the onboard video, so the F suffix buys identical CPU performance for less money. The tradeoff is total dependence on the discrete card from the first boot to the last.
The 65 W rating, DDR4-2666 memory support across two channels up to 128 GB, and locked multiplier all mirror the standard model. ECC stays unsupported, and 16 PCIe 3.0 lanes connect the graphics card that this processor always needs beside it.
Socket and motherboard compatibility
Only the second revision of LGA 1151 takes this chip, meaning a 300 series chipset board. Z390 and B365 models boot 9th Gen processors out of the box, while Z370, H370, B360, H310 and Q370 models need a BIOS update with 9th Gen microcode first. The update must happen before the 9500F goes in, since there is no onboard video to fall back on.
Boards from the first revision are out whatever the BIOS. The 100 and 200 series chipsets never received Coffee Lake Refresh support, so a Z270 or B250 board stays dark with this processor fitted. Used market listings sometimes call every LGA 1151 board compatible, which is wrong across the revision split.
A B360 or H370 board pairs well with the locked clocks, leaving budget for the graphics card that matters more here. Gamers eyeing a later unlocked chip such as the Intel Core i5-9600K should choose Z370 or Z390 now. The Socket vs chipset: what decides whether a CPU works guide walks through the series differences.
Memory, PCIe and cooling
DDR4-2666 in dual channel mode up to 128 GB feeds the six cores, with ECC unsupported on this model. All revision 2 boards use DDR4 slots only. For gaming builds 16 GB in two sticks hits the price and performance balance, with free slots left for a later doubling. Faster kits fall back to supported speeds unless the board applies a memory profile.
The 16 PCIe 3.0 lanes from the CPU run the graphics card at full width, which is the entire display path on this model. Cooler mounting uses the 75 mm pattern common to LGA 1155, 1150 and 1200, and the 65 W rating stays quiet on a basic tower. Details sit in the CPU cooler compatibility by socket guide.
Upgrade paths
The graphics card usually upgrades first on this platform, since the processor already assumes one. When the CPU becomes the limit, a Intel Core i7-9700 adds two cores on the same board and memory. Both the card and the chip swap without touching the rest of the machine.
The socket ceiling is the Intel Core i9-9900K, eight cores with sixteen threads that generally wants better cooling and power delivery. Beyond it lies only a platform change, and LGA 1200 takes different processors. Many owners skip the middle steps and save for that full move.
Frequently asked questions
What socket does the Intel Core i5-9500F use?
It uses LGA 1151, revision 2, with 300 series chipsets. First-revision boards with 100 or 200 series chipsets are not compatible.
Does the Core i5-9500F work without a graphics card?
No. The F suffix means no integrated graphics, so the system shows nothing until a discrete card is installed in the PCIe x16 slot.
Is the Core i5-9500F slower than the Core i5-9500?
No. Cores, threads, clocks, cache, memory support and power rating are identical. The only difference is the absent graphics engine, which never affects CPU tasks.
Which boards need a BIOS update for the Core i5-9500F?
Z370, H370, B360, H310 and Q370 boards need a 9th Gen aware BIOS before the chip boots. Z390 and B365 boards work from the start.
Sources and verification
Facts last checked against these sources on . Page last edited on .