Intel Pentium Gold G5620 socket: LGA 1151
The Intel Pentium Gold G5620 uses the LGA 1151 socket on revision 2 boards. It is a locked 54 W dual-core chip at 4.0 GHz, the fastest Pentium of its generation, for budget desktops on 300 series boards.
- Socket
- LGA 1151 (revision 2)
- Launched
- April 2019
- Cores and threads
- 2 and 4
- Base power
- 54 W
- Codename
- Coffee Lake
- Segment
- Desktop
- Family
- Intel Pentium Gold
- Clocks
- 4.0 / 4.0 GHz
Intel Pentium Gold G5620 specifications
| Cores | 2 |
|---|---|
| Threads | 4 (with Hyper-Threading) |
| Core architecture | Skylake based cores on 14 nm |
| Clocks | 4.0 GHz (no Turbo Boost) |
| Cache | 4 MB Intel Smart Cache (L3) |
| Processor base power (TDP) | 54 W |
| Manufacturing process | 14 nm |
| Memory support | DDR4 up to 2400 MT/s, two channels, up to 64 GB |
| PCI Express | 16 lanes from the CPU, PCIe 3.0 |
| Integrated graphics | Intel UHD Graphics 630 (350 MHz to 1.1 GHz) |
| Multiplier | Locked |
| ECC memory | Supported |
| Package | FCLGA1151 |
Motherboard and chipset compatibility
Intel Pentium Gold G5620 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 | Works out of the box |
| 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 | Entry 1080p |
|---|---|
| Example GPUs | GeForce GTX 1050 Ti, Radeon RX 570 |
| Target resolution | 1080p basic settings |
Two cores with four threads at 4.0 GHz, 16 PCIe 3.0 lanes and DDR4-2400 line up with entry 1080p cards from the 2019 era. A faster card still works and the balance shifts with game, settings and resolution.
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 Pentium Gold G5620 is
The Pentium Gold G5620 is the fastest Pentium of the Coffee Lake generation, reaching a fixed 4.0 GHz on two cores. Intel placed it with retailers in early 2019 and its specification page lists a Q2 2019 launch. Hyper-Threading supplies four threads, so the chip was the first Pentium to cross the 4 GHz line.
The high clock favors single-threaded work such as web browsing, office macros and older games that use one or two threads. Cache is 4 MB of shared L3, matching the rest of the Pentium Gold range. The 54 W rating, 14 nm process and locked multiplier mirror the G5420, with clock speed as the only real change.
Intel UHD Graphics 630 runs from 350 MHz to 1.1 GHz with 24 execution units, a stronger block than the UHD 610 in cheaper Pentium chips. Three 4K displays can run from the motherboard outputs. ECC memory is supported to 64 GB for small server builds.
Socket and motherboard compatibility
The G5620 fits the LGA 1151 socket on revision 2 boards only. H310, B360, H370, Q370 and Z370 boards accept it, and B365 plus Z390 boards take it with the shipping BIOS. Revision 1 boards with 100 or 200 series chipsets never support it.
B360 and H370 boards suit a 4 GHz dual-core well, since they add connectivity without paying for overclocking features the locked chip cannot use. H310 covers the cheapest builds. Q370 fits managed office fleets that value remote administration over expansion slots.
Because the G5620 arrived after the first Coffee Lake wave, early Z370 boards may need a BIOS update before it starts. The maker CPU support list names the minimum version. The Socket vs chipset: what decides whether a CPU works guide explains the revision split that makes this check necessary.
Memory, PCIe and cooling
The memory controller supports DDR4 up to 2400 MT/s over two channels with a 64 GB ceiling. Dual-channel modules help most at 4 GHz, since the cores can request data faster than a single channel delivers. ECC modules are supported where the board allows it.
Sixteen PCIe 3.0 lanes carry one discrete card at full width, and an entry 1080p card is the natural ceiling for two cores. Popular online games run at modest settings while the UHD 630 graphics cover desktop work and video. Cooling uses the 75 mm LGA 1151 pattern from the CPU cooler compatibility by socket guide.
At 54 W the boxed cooler holds the fixed clock with normal case airflow. Sustained loads never raise the frequency, so temperatures stay flat instead of spiking with boost behavior. One intake and one exhaust fan keep the loop stable in a compact tower.
Upgrade paths
There is no faster Pentium above it, so the next step is a Core i3 such as the model in Intel Core i3-9300, which brings four physical cores to the same board. The Intel Core i5-9400 adds six cores for gaming and content work with a mid-range card. Both reuse memory and cooler.
At the top of revision 2 sits the Intel Core i9-9900K on boards with strong power delivery. Used prices decide whether the jump from a 4 GHz Pentium is worth it, since everyday browsing feels similar and only heavy tasks reveal the extra cores.
Beyond LGA 1151 a new board is required, as LGA 1200 processors use a different socket. The G5620 remains a pleasant budget chip for light duty, and most owners skip further dual-core spending in favor of a Core upgrade or a later platform change.
Frequently asked questions
What socket does the Intel Pentium Gold G5620 use?
It uses LGA 1151 on revision 2 boards with 300 series chipsets, written FCLGA1151 in Intel documents.
What is the difference between the G5620 and the G5420?
The G5620 runs at 4.0 GHz with UHD 630 graphics, while the G5420 runs at 3.8 GHz with UHD 610. Both share 4 MB of cache and a 54 W rating.
Which graphics card pairs with the G5620?
Entry 1080p cards such as the GeForce GTX 1050 Ti and Radeon RX 570 fit light gaming, while the 4 GHz clock keeps desktop work responsive.
What memory does the G5620 support?
Officially up to DDR4-2400 over two channels, with a 64 GB ceiling and ECC support where the board allows it.
Which motherboard suits the G5620?
Any 300 series board works after a BIOS check, with B360 and H370 the balanced picks. Revision 1 boards with 100 or 200 series chipsets never support it.
Sources and verification
Facts last checked against these sources on . Page last edited on .