GMKtec K13 vs GMKtec NucBox K15

Black and green GMKtec K13 shown horizontally from the front and vertically from the rear
GMKtec NucBox K15 in metallic gray and black, showing front and rear angles
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GMKtec K13

Core Ultra 7 256V, 16GB LPDDR5X, 1TB SSD

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GMKtec NucBox K15

Core Ultra 5 125U / 32GB DDR5 / 1TB SSD / Windows 11 Pro / metallic gray and black / US plug

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Amazon results may include other models. Verify the processor, memory, storage, and seller before buying.

iThese are manufacturer-sourced specifications, not MiniPCBench test results. Confirm the exact processor, memory, storage, price, and availability before buying.
Memory
Storage

1Is it fast for normal work?

GMKtec K13

  • Speedometer 32.5 points
  • 4K media playback 4K60 playback checked

2Can it handle sustained work?

GMKtec K13

  • Time Spy stress-test stability 99.6 %
  • 4K editing behavior Simple 4K60 timeline checked

GMKtec NucBox K15

  • Time Spy stress-test stability Not available
  • 4K editing behavior Not available

3Can it game?

GMKtec K13

  • 3DMark Time Spy 4375 points
  • Forza Horizon 5 89 fps
  • Counter-Strike 2 110 fps

GMKtec NucBox K15

  • 3DMark Time Spy Not available
  • Forza Horizon 5 Not available
  • Counter-Strike 2 Not available

4Is it loud or hot?

GMKtec K13

  • Balanced-mode idle temperature 38 C
  • Combined stress temperature 80 C
  • Fan character Audible under load

GMKtec NucBox K15

  • Balanced-mode idle temperature Not available
  • Combined stress temperature Not available
  • Fan character Not available

5How much electricity does it use?

GMKtec K13

  • Balanced-mode idle wall power 6 W
  • Balanced-mode gaming wall power 36 W
  • Combined stress wall power 48 W

GMKtec NucBox K15

  • Balanced-mode idle wall power Not available
  • Balanced-mode gaming wall power Not available
  • Combined stress wall power Not available

6Can I upgrade and connect everything?

GMKtec K13

  • Memory is upgradeable No
  • Storage is upgradeable Yes
  • USB4 is present Yes
  • Dual-storage access 2x M.2; fixed memory
  • 5GbE and dual USB4 5GbE + 2x USB4
  • Opening the case requires care around the fan cable Not available

GMKtec NucBox K15

  • Memory is upgradeable Yes
  • Storage is upgradeable Yes
  • USB4 is present Not available
  • Dual-storage access Not available
  • 5GbE and dual USB4 Not available
  • Opening the case requires care around the fan cable

7Is it good value?

GMKtec K13

  • Manufacturer price $739.99
  • Verified Amazon configuration B0GFSZ63YB
  • Reviewer value assessment Good performance; weaker value

GMKtec NucBox K15

  • Manufacturer price Not available
  • Verified Amazon configuration Not available
  • Reviewer value assessment Not available

8Will it be dependable?

GMKtec K13

  • Windows image check Clean scans; unwanted AI app
  • Ubuntu compatibility Core devices worked
  • Limited warranty 1 year
  • Ubuntu detected the main devices Not available
  • Batocera 42 connected to Wi-Fi and a controller Not available

GMKtec NucBox K15

  • Windows image check Not available
  • Ubuntu compatibility Not available
  • Limited warranty Not available
  • Ubuntu detected the main devices
  • Batocera 42 connected to Wi-Fi and a controller

References

  1. GMKtec. GMKtec K13 Mini PC Intel Core Ultra 7 256V. Product page. . Accessed .

    Configuration: K13-1-34S: Core Ultra 7 256V, 16GB LPDDR5X-8533, 1TB SSD, Windows 11 Pro, US variant

    Disclosure: Manufacturer product specifications, variant identity, direct price, availability, warranty, and return-policy claims.

  2. Lon.TV. GMKTec K13 Mini PC Review : 5 Gig Ethernet & Intel Meteor Lake Chipset. Video review. . Accessed .

    Configuration: Core Ultra 7 256V, 16GB LPDDR5X, 1TB SSD

    Disclosure: GMKtec provided the unit free of charge. The reviewer said no other compensation was received and GMKtec did not review or approve the video. The description contains compensated affiliate links.

  3. Team Pandory. This Intel Mini PC Beats 780M… Seriously [GMKtec NucBox K13 Review]. Video review. . Accessed .

    Configuration: Core Ultra 7 256V, 16GB LPDDR5X, 1TB PCIe 4.0 NVMe SSD

    Disclosure: Product provided for review; the channel states no payment was received. The description contains affiliate links.

  4. ETA PRIME. Intel FINALLY Fixed Mini PC Gaming! GMKtec K13 First Look. Video review. . Accessed .

    Configuration: Core Ultra 7 256V, 16GB LPDDR5X, 1TB SSD

    Disclosure: The video contains an unrelated URCDKeys sponsorship. The description links the exact 16GB/1TB K13 through an Amazon affiliate URL but does not state how the review unit was obtained.

  5. GMKtec. NucBox K15 specifications and US configuration. Product page. Accessed .

    Configuration: Core Ultra 5 125U / 32GB DDR5 / 1TB SSD / Windows 11 Pro / metallic gray and black / US plug

    Disclosure: Manufacturer specifications; no MiniPCBench measurements.

  6. Lon.TV. GMKTec K15 Mini PC Review - The "Toyota Camry" Mini PC With Plenty of Upgrade Options. Video review. . Accessed .

    Configuration: Core Ultra 5 125U / 32GB DDR5-4800 / 1TB NVMe SSD. Windows edition and firmware version unconfirmed; Ubuntu version unspecified. Performance mode used.

    Disclosure: Free review unit and affiliate links disclosed; no other payment for coverage.

  7. Team Pandory. This Mini PC Runs Shockingly Cool and Quiet [GMKTEC K15 Review]. Video review. . Accessed .

    Configuration: Core Ultra 5 125U / 48GB DDR5-4800 / 1TB NVMe SSD / Windows 11 Pro; Batocera 42 also tested. Firmware version unconfirmed.

    Disclosure: Free review unit and affiliate links disclosed; no other payment for coverage.

Value for money

No value comparison is available. It requires eligible test scores and at least four current price observations in seven days.

Specification differences

Differences supported by the listed manufacturer specifications

Higher listed specifications for GMKtec K13

Higher listed specifications for GMKtec NucBox K15

  • Supports 80 GB more memory
  • Provides 3 storage slots versus 2

Verified specifications

Manufacturer-sourced specifications and current testing status

Processor

SpecificationK13NucBox K15
CPUIntel Core Ultra 7 256VIntel Core Ultra 5 125U
Cores / threads8 / 812 / 14
Processor default TDP17 WNot disclosed
Integrated graphicsIntel Arc 140V, 8 Xe coresIntel Graphics

Memory and storage

SpecificationK13NucBox K15
Memory typeLPDDR5X-8533 on-packageDDR5 SO-DIMM; up to 5600 MT/s supported
Maximum memory16 GB96 GB
Upgradeable memoryNoYes
Storage slots23

Connectivity

SpecificationK13NucBox K15
Ethernet5GbE2 x 2.5GbE, Realtek RTL8125BG
WirelessWi-Fi 6E + Bluetooth 5.2MediaTek RZ616 / MT7922 Wi-Fi 6E and Bluetooth 5.2
USB4YesYes
ThunderboltNoNot published

Size and price

SpecificationK13NucBox K15
Enclosure volume0.6 litersNot published
List price$950Not published
Product classCompact low-power gamingNot assigned