Desktop PCs / Compare
Apple Mac mini (M4 Pro, 2024) vs GMKtec NucBox M6 Ultra
Product A: Apple
76 of 160 known
Beelink SER9 Pro (H 255)
GEEKOM A9 Max (Ryzen AI 9 HX 370)
GMKtec NucBox M5 Ultra
GEEKOM IT15 (Core Ultra 9 285H)
GEEKOM GT15 Max AI Mini PC
Beelink SER9 Pro (HX 370)
MINISFORUM AI X1 Pro-470
MINISFORUM UM890 Pro
Beelink SER8 (Ryzen 7 8845HS)
GEEKOM A8 (Ryzen 9 8945HS)
GMKtec NucBox G10
GEEKOM A5 (Ryzen 5 7430U)
Change Apple Mac mini (M4 Pro, 2024)
Compare the GMKtec NucBox M6 Ultra with
Beelink SER9 Pro (H 255)
GEEKOM A9 Max (Ryzen AI 9 HX 370)
GMKtec NucBox M5 Ultra
GEEKOM IT15 (Core Ultra 9 285H)
GEEKOM GT15 Max AI Mini PC
Beelink SER9 Pro (HX 370)
MINISFORUM AI X1 Pro-470
MINISFORUM UM890 Pro
Beelink SER8 (Ryzen 7 8845HS)
GEEKOM A8 (Ryzen 9 8945HS)
GMKtec NucBox G10
GEEKOM A5 (Ryzen 5 7430U)Product B: GMKtec
71 of 160 known
GEEKOM IT15 (Core Ultra 9 285H)
Apple Mac mini (M5 Pro, 2026)
GEEKOM A6 (Ryzen 7 6800H)
GEEKOM A9 Max (Ryzen AI 9 HX 370)
Khadas Mind 2s
Apple Mac mini (M2 Pro, 2023)
MINISFORUM UM890 Pro
Apple Mac mini (M4, 2024)
Beelink SER8 (Ryzen 7 8845HS)
GEEKOM A8 (Ryzen 9 8945HS)
Beelink SER9 Pro (H 255)
GMKtec NucBox G10
Change GMKtec NucBox M6 Ultra
Compare the Apple Mac mini (M4 Pro, 2024) with
GEEKOM IT15 (Core Ultra 9 285H)
Apple Mac mini (M5 Pro, 2026)
GEEKOM A6 (Ryzen 7 6800H)
GEEKOM A9 Max (Ryzen AI 9 HX 370)
Khadas Mind 2s
Apple Mac mini (M2 Pro, 2023)
MINISFORUM UM890 Pro
Apple Mac mini (M4, 2024)
Beelink SER8 (Ryzen 7 8845HS)
GEEKOM A8 (Ryzen 9 8945HS)
Beelink SER9 Pro (H 255)
GMKtec NucBox G1079 of 152 fields differ
- 38 different values
- 41 known for one only
- 10 the same
- 63 missing for both
Biggest differences
Each bar uses the scale of all 76 desktop PCs.
- CPU coresA: 12B: 6Apple has 6 more.
- Max RAMA: 64GBB: 128GBGMKtec is 64 GB higher.
- User-facing USB portsA: 2B: 3GMKtec has 1 more.
- Rear USB portsA: 3B: 2Apple has 1 more.
- RAMA: 24GBB: 32GBGMKtec is 8 GB higher.
- Power supplyA: 155WB: 120WApple is 35 W higher.
Size, drawn to scale
Front and side.
- AApple: 127 × 50 mm
- BGMKtec: 128.8 × 47.8 mm
Weight
0 to 25 kg
All 160 fields
Every value links to where we found it.


General
7 of 9 differ
Series
Model numbers
MCX44LL/A, A32395Maker spec sheet (PDF)apple.com/education/pricelists/pdfs/Apple_US_Education_Institution_Price_List-12-02-2024.pdfRead 6 October 2026Apple US institution price list line: MCX44LL/A, Mac mini: Apple M4 Pro chip with 12-core CPU and 16-core GPU, 24GB, 512GB SSD. Institution price is not used as MSRP. MX2H3LL/A is a 14-inch MacBook Pro part in the same list and is not stored. Regulatory model A3239 comes from the ENERGY STAR record.6Maker product pagesupport.apple.com/en-us/102852Read 6 October 2026Identify your Mac mini model, Mac mini (2024): part numbers include MCX44xx/A. Model identifiers Mac16,10 and Mac16,11 are listed for the family without a chip mapping. EveryMac maps MCX44LL/A and A3239 to Mac16,11, so the identifier is kept only as an alias.7Certification listenergystar.gov/productfinder/product/certified-computers/details/4513880/export/pdfRead 6 October 2026
M6 ULTRA-0-44S, M6 ULTRA-0-44U, M6 ULTRA-0-44K, M6 ULTRA-0-44A1Maker product pagegmktec.com/products/amd-ryzen-5-7640hs-mini-pc-nucbox-m6-ultraRead 14 October 2026Store product data lists SKUs M6 ULTRA-0-44S, -44U, -44K and -44A for the 32GB RAM + 1TB SSD configuration, one per power plug option US, EU, UK and AU. The barebone (-00x) and 16GB + 512GB (-33x) configurations have other SKUs and are not listed. The reference configuration of this product is 32GB RAM + 1TB SSD, the one TechRadar and Wccftech reviewed.
GTIN / EAN
1959499425567Certification listenergystar.gov/productfinder/product/certified-computers/details/4513880/export/pdfRead 6 October 2026ENERGY STAR model record lists UPCs 195949942556 and 195949942709 for the US/Canada MCX44 family. Only 195949942556 is independently bound to the selected US MCX44LL/A by the exact retailer record. The other unassigned regional code is omitted.20Retailer pagemicrocenter.com/product/688171/apple-mac-mini-mcx44ll-a-late-2024-desktop-computerRead 8 October 2026Exact US MCX44LL/A, 12 CPU/16 GPU/24 GB/512 GB/Gigabit listing explicitly supplies UPC 195949942556. Other regional model-family UPC from the certification list is not guessed.
Not available
Announced
Not available
Status
Predecessor
Apple Mac mini (M2 Pro, 2023)2Press releaseapple.com/newsroom/2024/10/apples-new-mac-mini-is-more-mighty-more-mini-and-built-for-apple-intelligenceRead 6 October 2026The release compares Mac mini with M4 Pro against Mac mini with M2 Pro, for example 3D renders up to 2.9x faster in Blender. It calls the 2023 design the previous design.
Not available
Successor
Apple Mac mini (M5 Pro, 2026)16Press releaseapple.com/newsroom/2026/08/apple-unveils-a-more-powerful-mac-mini-featuring-the-all-new-m6-and-m5-proRead 6 October 2026M5 Pro delivers significant gains in AI compute compared to the previous Mac mini. Workload claims compare against M4 Pro, for example up to 1.4x faster in Blender.
Not available
Launch price (EU)
Not available
Markets
Colours
Segment
Case
6 of 10 differ
Case dimensions
Width127Height50Depth127mm(5 × 2 × 5 in)1Maker product pagesupport.apple.com/en-us/121555Read 6 October 2026Height 5.0 cm, width 12.7 cm, depth 12.7 cm, converted to mm.
Width128.8Height47.8Depth127mm(5.1 × 1.9 × 5 in)1Maker product pagegmktec.com/products/amd-ryzen-5-7640hs-mini-pc-nucbox-m6-ultraRead 14 October 2026Chassis Dimensions row: 128.8 x 127 x 47.8 mm. The page does not label the axes. Stored as width 128.8, depth 127 and height 47.8, with the 47.8 mm being the thickness. The manual repeats the same three numbers.2Owner's manualgmktec.com/cdn/shop/files/GMKtec_NUCBOX_M6_Ultra_USER_MANUAL_0630.pdfRead 14 October 2026Technical specifications, page 7: SIZE 128.8*127*47.8mm.
Case volume
Not available
Not available
Weight
Case model
Not available
Not available
Case materials
Side panel
Solid24Reviewifixit.com/News/104302/all-hail-the-return-of-upgradeable-storage-mac-mini-2024-teardownRead 10 October 2026The new model is aluminum all-round, with no plastic insert for ports.25Reviewarstechnica.com/apple/2024/11/review-m4-and-m4-pro-mac-minis-are-probably-apples-best-mac-minis-everRead 10 October 2026Design section: a fully aluminum box with ports cut directly into the aluminum. The bottom is black plastic with the vent.
Not available
Front panel
Solid24Reviewifixit.com/News/104302/all-hail-the-return-of-upgradeable-storage-mac-mini-2024-teardownRead 10 October 2026Front USB-C ports and the headphone jack are modular parts set into the aluminum body.25Reviewarstechnica.com/apple/2024/11/review-m4-and-m4-pro-mac-minis-are-probably-apples-best-mac-minis-everRead 10 October 2026Design section: the front and rear ports are cut directly into the aluminum.
Not available
Tool-less side panel
Yes2Owner's manualgmktec.com/cdn/shop/files/GMKtec_NUCBOX_M6_Ultra_USER_MANUAL_0630.pdfRead 14 October 2026Disassembly Method, page 24: lift the top cover from the edges and release the snaps, no tool. The four corner screws of the fan bracket underneath then need a screwdriver to reach the RAM and SSD.4Reviewtechradar.com/computing/gmktec-nucbox-m6-ultra-mini-pc-reviewRead 14 October 2026Pulling off the top plate gives access to the upper fan, which is held by four screws.
Dust filters
Not available
Not available
VESA mount
Not available
Not available
Display
None of 6 known
Screen size
Not available
Not available
Native resolution
Not available
Not available
Panel type
Not available
Not available
Max refresh rate
Not available
Not available
Touchscreen
Not available
Not available
Brightness (SDR, claimed)
Not available
Not available
Motherboard
7 of 9 differ
Motherboard
Not available
Chipset
Not available
Not available
Motherboard form factor
Not available
Expansion slots
AApple Mac mini (M4 Pro, 2024)
Not availableBGMKtec NucBox M6 Ultra
| Mechanical slot type | Count | Occupied |
|---|---|---|
| M.2 E-key | 1 | Yes |
PCIe x16 slots
Not available
0
Free expansion slots
Not available
0
Overclocking in BIOS
Not available
Not available
Processor
14 of 16 differ
Processor
Processor brand
Processor codename
Not available
Core configuration
AApple Mac mini (M4 Pro, 2024)
| Core type | Count | Max core turbo clock (GHz) |
|---|---|---|
| Performance | 8 | 4.5 |
| Efficiency | 4 | Not available |
Source1Maker product pagesupport.apple.com/en-us/121555Read 6 October 202621Spec databaseeverymac.com/systems/apple/mac_mini/specs/mac-mini-m4-pro-12-core-cpu-16-core-gpu-2024-specs.htmlRead 10 October 2026Processor section: third-party software reports a variable clock around 4.5 GHz. Stored as the performance cluster maximum. hmc-tech lists 4.51 GHz. The ENERGY STAR record lists 3.9 GHz as its own declared figure on a different basis. The efficiency cluster clock is not stated.
BGMKtec NucBox M6 Ultra
| Core type | Count | Core | Base clock (GHz) | Max core turbo clock (GHz) |
|---|---|---|---|---|
| Performance | 6 | Zen 4 | 4.3 | 5 |
Source1Maker product pagegmktec.com/products/amd-ryzen-5-7640hs-mini-pc-nucbox-m6-ultraRead 14 October 2026CPU row: 6 cores, 12 threads, base frequency 4.3GHz, max boost up to 5.0GHz, Zen 4 architecture. All six are one core type, stored as performance.3Maker product pageamd.com/en/products/processors/laptop/ryzen/7000-series/amd-ryzen-5-7640hs.htmlRead 14 October 20266 cores, 12 threads, Zen 4, base 4.3 GHz, boost up to 5 GHz.
CPU cores
12
6
Performance cores
8
6
Efficiency cores
4
0
Threads
Max core turbo clock
4.5GHz
5GHz
L3 cache
Not available
CPU core process node
4nm1Maker product pagegmktec.com/products/amd-ryzen-5-7640hs-mini-pc-nucbox-m6-ultraRead 14 October 2026CPU row: TSMC 4nm FinFET process.3Maker product pageamd.com/en/products/processors/laptop/ryzen/7000-series/amd-ryzen-5-7640hs.htmlRead 14 October 2026Processor Technology for CPU Cores: TSMC 4nm FinFET. cpu_base_power_w is not stored because AMD lists Default TDP and cTDP as the range 35-54W.
CPU base power (chip rating)
Not available
Not available
Peak CPU power (configured)
Not available
50W1Maker product pagegmktec.com/products/amd-ryzen-5-7640hs-mini-pc-nucbox-m6-ultraRead 14 October 2026Feature list: 3 Power Modes 35W + 45W + 50W. TechRadar says the modes are 35W silent, 45W balanced and 50W performance. Stored the highest, 50 W. The maker does not name it PPT or PL2. Starry Hope and minipc-review.com also say 50 W. Wccftech reports a 65W profile, which no maker document states.4Reviewtechradar.com/computing/gmktec-nucbox-m6-ultra-mini-pc-reviewRead 14 October 2026Three performance modes 35W, 45W and 50W. Benchmarks were run in the 50W mode.
Unlocked multiplier
Not available
NPU performance
Not available
Cooling
1 of 6 differ
CPU cooler
CPU cooler model
Not available
Not available
Radiator size
Not available
Not available
Radiator position
Not available
Not available
Case fans
BGMKtec NucBox M6 Ultra
| Position | Fan rotors |
|---|---|
| Top | 1 |
Source2Owner's manualgmktec.com/cdn/shop/files/GMKtec_NUCBOX_M6_Ultra_USER_MANUAL_0630.pdfRead 14 October 2026Fan Speed chapter, page 20: the BIOS adjusts the speeds of one CPU fan and one system fan. The CPU fan belongs to the CPU cooler and is excluded. Wccftech says the system fan sits under the top cover on the RAM and SSD side. TechRadar calls it the upper fan. Fan size, RGB and PWM are not stated for the system fan.4Reviewtechradar.com/computing/gmktec-nucbox-m6-ultra-mini-pc-reviewRead 14 October 2026The top plate hides the upper fan, which is relatively small.5Reviewwccftech.com/review/gmktec-m6-ultra-amd-ryzen-5-7640hs-mini-pc-review-mainstream-coverage-under-400Read 14 October 2026Teardown description: one fan under the top cover cools memory and SSD. A larger fan on the other side cools the CPU.
Number of case fans
1
1
Graphics
0 of 11 differ
Discrete GPU
GPU
Not available
Not available
GPU brand
Not available
Not available
Graphics card
Not available
Not available
VRAM
Not available
Not available
VRAM type
Not available
Not available
GPU board power
Not available
Not available
GPU boost clock
Not available
Not available
Graphics card length
Not available
Not available
Graphics card thickness
Not available
Not available
GPU power connector
Not available
Not available
Memory
9 of 11 differ
RAM
RAM type
Configured RAM speed
4,800MT/s1Maker product pagegmktec.com/products/amd-ryzen-5-7640hs-mini-pc-nucbox-m6-ultraRead 14 October 2026Feature list says Dual DDR5 4800MT/s x2. The manual spec table also says 4800MT/s. Stored as configured speed because both maker documents give 4800 and the CPU runs DDR5 at that rate in the reviews.4Reviewtechradar.com/computing/gmktec-nucbox-m6-ultra-mini-pc-reviewRead 14 October 2026SO-DIMM DDR5 4800MT/s.
Rated kit speed
Not available
Not available
Memory kit
Not available
Not available
RAM upgrade
Memory slots
AApple Mac mini (M4 Pro, 2024)
Not availableBGMKtec NucBox M6 Ultra
| Slot | Count | Occupied | Module size (GB) |
|---|---|---|---|
| SO-DIMM | 2 | Yes | 16 |
Source1Maker product pagegmktec.com/products/amd-ryzen-5-7640hs-mini-pc-nucbox-m6-ultraRead 14 October 2026Memory row: 2 x SO-DIMM slots. The 32GB configuration is two 16GB modules (Wccftech and TechRadar), so both slots are occupied.2Owner's manualgmktec.com/cdn/shop/files/GMKtec_NUCBOX_M6_Ultra_USER_MANUAL_0630.pdfRead 14 October 2026Installing Memory Modules, page 25: two SO-DIMM slots.4Reviewtechradar.com/computing/gmktec-nucbox-m6-ultra-mini-pc-reviewRead 14 October 2026Review sample: 32GB pre-installed in two SO-DIMM DDR5 4800MT/s slots, upgradeable to 128GB.5Reviewwccftech.com/review/gmktec-m6-ultra-amd-ryzen-5-7640hs-mini-pc-review-mainstream-coverage-under-400Read 14 October 2026Review unit: DDR5-4800 32 GB (16 GB x2) SO-DIMM, dual channel.
RAM slots
Not available
2
Free RAM slots
Not available
0
Max RAM for this CPU and GPU
Storage
7 of 7 differ
Storage
512GB
1TB
Installed drives
AApple Mac mini (M4 Pro, 2024)
| Capacity (GB) |
|---|
| 512 |
BGMKtec NucBox M6 Ultra
| Capacity (GB) | Type | PCIe generation |
|---|---|---|
| 1,000 | NVMe SSD | 3 |
Source1Maker product pagegmktec.com/products/amd-ryzen-5-7640hs-mini-pc-nucbox-m6-ultraRead 14 October 2026Storage (ROM) row: PCIe 3.0 M.2 2280 SSD, 512GB / 1TB options. The reference configuration has the 1TB option. The decimal 1TB is stored as 1000 GB. The drive model is not stated by the maker.2Owner's manualgmktec.com/cdn/shop/files/GMKtec_NUCBOX_M6_Ultra_USER_MANUAL_0630.pdfRead 14 October 2026Technical specifications, page 7: Storage 2*M.2 2280 PCIE3.0 SSD 512GB/1TB. The manual wins over the product page row that says PCIe 4.0 x4. Wccftech measured a Gen3 x4 drive and TechRadar's CrystalDiskMark read of 3555.7 MB/s is a Gen3 figure, although TechRadar calls the drive PCIe 4.0.5Reviewwccftech.com/review/gmktec-m6-ultra-amd-ryzen-5-7640hs-mini-pc-review-mainstream-coverage-under-400Read 14 October 2026The review unit had a 1 TB PCIe Gen 3.0 x4 M.2 drive.
Storage slots and bays
AApple Mac mini (M4 Pro, 2024)
Not availableBGMKtec NucBox M6 Ultra
| Form factor | Interface | PCIe generation | PCIe lanes | Count | Occupied |
|---|---|---|---|---|---|
| M.2 2280 | PCIe NVMe | 3 | 4 | 1 | Yes |
| M.2 2280 | PCIe NVMe | 3 | 4 | 1 | No |
Source1Maker product pagegmktec.com/products/amd-ryzen-5-7640hs-mini-pc-nucbox-m6-ultraRead 14 October 2026Storage Expansion row: 2 x M.2 2280 SSD slots, up to 8TB per slot. The row says PCIe 4.0 x4, but the feature list and the manual say PCIe 3.0, and Wccftech measured Gen3 x4. Stored as Gen 3 x4. See the manual note.2Owner's manualgmktec.com/cdn/shop/files/GMKtec_NUCBOX_M6_Ultra_USER_MANUAL_0630.pdfRead 14 October 2026Technical specifications, page 7: 2*M.2 2280 PCIE3.0. The Installing M.2 SSDs section says the exact number depends on the device purchased. The 1TB reference unit has 2 slots with one used, per Wccftech and Lon.TV.4Reviewtechradar.com/computing/gmktec-nucbox-m6-ultra-mini-pc-reviewRead 14 October 2026Two M.2 2280 slots, one used by the reviewed 1TB SSD. TechRadar writes PCIe 4.0 for the SSD. That is not used, because the manual says PCIe 3.0 and Wccftech tested a Gen3 x4 drive.5Reviewwccftech.com/review/gmktec-m6-ultra-amd-ryzen-5-7640hs-mini-pc-review-mainstream-coverage-under-400Read 14 October 2026Two M.2 2280 slots, 2 x Gen3 x4, up to 8 TB each. One is populated by the 1 TB SSD.
M.2 slots
Not available
2
Free M.2 slots
Not available
1
Free drive bays
Not available
0
Fastest storage-slot PCIe generation
Not available
3
Power supply
3 of 7 differ
PSU rated output
155W10Owner's manualsupport.apple.com/en-us/121008Read 6 October 2026The same supply part 661-43677 is shared by the M4 and M4 Pro models. The M4 teardown reads 12.6 V and 12.3 A on its power board.22Certification listdata.energystar.gov/resource/rxdj-2c88.jsonRead 10 October 2026ENERGY STAR record 4513880 (A3239, Mac mini M4 Pro, 12-core, 24 GB) lists internal power supply rated power 155 W. The record states the supply rating itself. The 155 W maximum continuous power on the maker page is a separate system figure with the same value.23Reviewchargerlab.com/teardown-of-apple-m4-mac-mini-a3238Read 10 October 2026Power board label on the M4 reads Lite-On PA-1161-1A with 12.6 V and 12.3 A output, which is 155 W. Apple lists the same supply part for the M4 Pro.
PSU form factor
Proprietary10Owner's manualsupport.apple.com/en-us/121008Read 6 October 2026Item 4 lists one Apple power supply, 661-43677, for all 2024 configurations. iFixit shows the supply as a bare plate under the top face. It is not a standard PSU format.23Reviewchargerlab.com/teardown-of-apple-m4-mac-mini-a3238Read 10 October 2026The supply is a custom bare plate at the top of the housing with internal contacts and chassis screws.
PSU efficiency
Not available
Not available
Modular cables
Not available
Not available
PSU model
Not available
ATX version
Not available
Not available
Native 12V-2x6 cable
Not available
Not available
Ports
7 of 9 differ
User-facing I/O position
User-facing ports
AApple Mac mini (M4 Pro, 2024)
| Type | Version | Count | Max stated link rate (Gbps) |
|---|---|---|---|
| USB-C | USB 3 | 2 | 10 |
| 3.5 mm audio | Not available | 1 | Not available |
BGMKtec NucBox M6 Ultra
| Type | Version | Count | Max stated link rate (Gbps) | Thunderbolt or USB4 |
|---|---|---|---|---|
| USB-C | USB4 | 1 | 40 | USB4 |
| USB-A | USB 3.2 Gen 2 | 2 | 10 | Not available |
| 3.5 mm audio | CTIA combo jack | 1 | Not available | Not available |
Source1Maker product pagegmktec.com/products/amd-ryzen-5-7640hs-mini-pc-nucbox-m6-ultraRead 14 October 2026External Ports row and feature text: front USB4 (40 Gbps, PD input up to 100 W, DP video output), two of the three USB 3.2 Gen2 ports, 3.5mm CTIA audio jack. The front/rear split of the USB-A ports comes from the manual front view and the TechRadar and Wccftech reviews. The maker says the USB4 port takes PD input, so no power output is stored. The reset button and the power button are not ports.2Owner's manualgmktec.com/cdn/shop/files/GMKtec_NUCBOX_M6_Ultra_USER_MANUAL_0630.pdfRead 14 October 2026Front View: USB 3.2 (Gen2) 10 Gbps, USB4 with 40 Gbps data, PD power input up to 100 W and DP output up to 4K@60Hz, 3.5mm CTIA audio.4Reviewtechradar.com/computing/gmktec-nucbox-m6-ultra-mini-pc-reviewRead 14 October 2026Design section: USB4 port, two USB 3.2 Gen 2 ports and a 3.5mm headphone jack on the front, with the reset jack and power switch.
Rear ports
AApple Mac mini (M4 Pro, 2024)
| Type | Version | Count | Max stated link rate (Gbps) | Thunderbolt or USB4 | DP Alt Mode | Connected to |
|---|---|---|---|---|---|---|
| USB-C | Thunderbolt 5 / USB 4 | 3 | Not available | Thunderbolt 5 | Yes | Motherboard |
| HDMI | Not available | 1 | Not available | Not available | Not available | Motherboard |
| Ethernet (RJ45) | Gigabit Ethernet | 1 | 1 | Not available | Not available | Motherboard |
BGMKtec NucBox M6 Ultra
| Type | Version | Count | Max stated link rate (Gbps) | Connected to |
|---|---|---|---|---|
| USB-A | USB 3.2 Gen 2 | 1 | 10 | Motherboard |
| USB-A | USB 2.0 | 1 | 0.48 | Motherboard |
| HDMI | 2.0 | 1 | Not available | Motherboard |
| DisplayPort | 1.4 | 1 | Not available | Motherboard |
| Ethernet (RJ45) | 2.5 Gigabit Ethernet | 2 | 2.5 | Motherboard |
| DC in | 19 V, 6.32 A | 1 | Not available | Motherboard |
Source1Maker product pagegmktec.com/products/amd-ryzen-5-7640hs-mini-pc-nucbox-m6-ultraRead 14 October 2026External Ports row: 1 x USB 3.2 Gen2 and 1 x USB 2.0 on the rear, HDMI 2.0 (up to 4K@60Hz), DisplayPort 1.4 (feature list), 2 x RJ45 2.5G, DC IN (5.5/2.5 mm barrel). A security lock slot on the rear (manual, TechRadar) is not stored.2Owner's manualgmktec.com/cdn/shop/files/GMKtec_NUCBOX_M6_Ultra_USER_MANUAL_0630.pdfRead 14 October 2026Back View, pages 5 and 6: USB 2.0 (480 Mbps), USB 3.2 (Gen2) 10 Gbps, DP up to 8K@60Hz, HDMI up to 4K@60Hz, RJ45 LAN, DC IN, computer lock.4Reviewtechradar.com/computing/gmktec-nucbox-m6-ultra-mini-pc-reviewRead 14 October 2026Design section: security lock, a USB 2.0, a USB 3.2 Gen 2, DisplayPort, HDMI 2.0, Ethernet 2.5Gbps and the power-in socket.
User-facing USB ports
2
3
User-facing USB-C ports
2
1
Rear USB ports
3
2
Thunderbolt
Yes
Not available
Ethernet speed
1Gbps
2.5Gbps
Discrete GPU output ports
0
0
Wireless
4 of 6 differ
Wi-Fi
Wi-Fi 6E1Maker product pagegmktec.com/products/amd-ryzen-5-7640hs-mini-pc-nucbox-m6-ultraRead 14 October 2026Network row: Wi-Fi 6E (up to 2.4Gbps).2Owner's manualgmktec.com/cdn/shop/files/GMKtec_NUCBOX_M6_Ultra_USER_MANUAL_0630.pdfRead 14 October 2026Technical specifications: Wi-Fi 6E 802.11 a/b/g/n/ac/ax.
Wi-Fi bands
Not available
Wi-Fi module
Not available
Wi-Fi antenna
Not available
Bluetooth
Ethernet controller
Not available
Not available
Camera and audio
3 of 5 differ
Webcam
Not available
Not available
Built-in speaker drivers
11Maker product pagesupport.apple.com/en-us/121555Read 6 October 2026Audio section names a built-in speaker in the singular.10Owner's manualsupport.apple.com/en-us/121008Read 6 October 2026Exploded view item 10 lists one Speaker, part 923-10944, shared by the M4 and M4 Pro models. The M4 teardown removes one internal speaker with its acoustic chamber.23Reviewchargerlab.com/teardown-of-apple-m4-mac-mini-a3238Read 10 October 2026M4 (A3238) teardown removes the internal speaker, which is integrated with its acoustic chamber. The M4 Pro uses the same speaker part.
Not available
Total speaker power
Not available
Not available
Microphones
Not available
Audio features
3.5 mm headphone jack with support for high-impedance headphones, HDMI port with multichannel audio output1Maker product pagesupport.apple.com/en-us/121555Read 6 October 2026Audio section: built-in speaker, 3.5 mm headphone jack with advanced support for high-impedance headphones and HDMI multichannel audio output.
Not available
Lighting
1 of 4 differ
RGB lighting
Not available
Lit parts
Not available
Not available
Lighting standard
Not available
Not available
Lighting software
Not available
Not available
Software
2 of 3 differ
Operating system
OS family
Control software
Not available
Not available
Upgradeability
1 of 4 differ
Proprietary parts
PSU, Fan connectors, Drive mounts10Owner's manualsupport.apple.com/en-us/121008Read 6 October 2026Power supply 661-43677, the fan with its flex cable and the SSD module 661-43672 for the 512 GB M4 Pro are Apple-only parts.17Owner's manualsupport.apple.com/en-us/121000Read 8 October 2026Fan procedure: the fan connects with a flat flex cable and a locking-lever connector, not a standard fan header.24Reviewifixit.com/News/104302/all-hail-the-return-of-upgradeable-storage-mac-mini-2024-teardownRead 10 October 2026Teardown of the M4 and M4 Pro: the SSD is non-standard and its proprietary format makes aftermarket upgrades tricky. The M4 Pro uses its own larger module. The power supply sits bare under the top face.
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Max graphics card length
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Max CPU cooler height
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Warranty kept after upgrade
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Measured performance
None of 8 known
Cinebench 2024 single-core
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Cinebench 2024 multi-core
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Geekbench single-core
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Geekbench multi-core
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3DMark Time Spy graphics
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3DMark Steel Nomad
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SSD sequential read (measured)
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Game frame rates
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Measured noise and temperature
None of 6 known
Fan noise per load
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Highest measured fan noise
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Measured fan noise at idle
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CPU temperature in stress test
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CPU clock in stress test
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GPU temperature while gaming
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Measured power
None of 6 known
Power draw idle
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Power draw gaming
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Power draw max
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Power draw sleep or off
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Sustained CPU power (measured)
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GPU power while gaming (measured)
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Certifications
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ENERGY STAR
Yes1Maker product pagesupport.apple.com/en-us/121555Read 6 October 2026Environment section states ENERGY STAR certified. The ENERGY STAR record 4513880 confirms the exact MCX44 12-core 24 GB configuration.7Certification listenergystar.gov/productfinder/product/certified-computers/details/4513880/export/pdfRead 6 October 2026
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Copilot+ PC
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Typical annual energy consumption (TEC)
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Other certifications
SCS-108 Carbon Neutral Standard, 2024-10-01 to 2026-09-3012Maker spec sheet (PDF)apple.com/environment/pdf/products/desktops/Mac_mini_PER_Oct2024.pdfRead 6 October 2026The archived report holds certificate SCS-CN-10024 for Mac mini with M4 Pro, 24 GB memory and 512 GB SSD, the exact reference configuration. It validates the carbon neutral claim under SCS-108 for October 1, 2024 through September 30, 2026. The period has ended and no renewal is claimed.
CCC, CE, FCC, RoHS, MIC, CEC, China Energy Label, UL Report1Maker product pagegmktec.com/products/amd-ryzen-5-7640hs-mini-pc-nucbox-m6-ultraRead 14 October 2026Certifications row, verbatim: CCC, CE, FCC, RoHS, MIC, CEC, China Energy Label, UL Report.
In the box
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In the box
Mac mini, Power cord (1.8 m)1Maker product pagesupport.apple.com/en-us/121555Read 6 October 2026
User Manual, Warranty Card, Power Adapter, HDMI Cable, VESA Mount Bracket1Maker product pagegmktec.com/products/amd-ryzen-5-7640hs-mini-pc-nucbox-m6-ultraRead 14 October 2026Packaging List row, verbatim: User Manual, Warranty Card, Power Adapter, HDMI Cable, VESA Mount Bracket. The barebone is the same box without RAM, SSD and OS.
Warranty
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Manufacturer warranty (source market)
Warranty service
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Links
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Product page
Spec sheet
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Manual
EPREL registration number
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Both are also in the API. Back to all desktop PCs.