NVIDIA DGX Spark (MediaTek AHJ11488B) vs AMD Radeon Instinct MI250X
GPU Specs Compare
General Parameters
Release Date
Oct 2025
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Type
Laptop
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Core Architecture
N1X
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Integrated Graphics
GB20B "Blackwell"
-
Generation
RTX Spark (GB10 (N1X))
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Package
Manufacturing Process
3 nm
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Power Consumption
140 W
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Foundry
TSMC
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Die Size
208 mm²
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Package
FC-BGA
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CPU Performance
Performance Core Base Frequency
2.8 GHz
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Performance Core Turbo Frequency
4 GHz
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Efficiency Core Base Frequency
1.5 GHz
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Efficiency Core Turbo Frequency
2.8 GHz
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Total Core Count
20
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Total Thread Count
20
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Bus Frequency
100 MHz
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Multiplier
28.0
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L1 Cache
128 KB per core
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L2 Cache
2 MB per core
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L3 Cache
8 MB shared
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Unlocked Multiplier
No
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SMP
1
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Memory Parameters
Memory Types
LPDDR5X-8533
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Max Memory Channels
4
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Max Memory Bandwidth
273.1 GB/s
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ECC Memory Support
No
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Miscellaneous
PCIe Version
0
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Graphics Card
Release Date
-
Nov 2021
Generation
-
Radeon Instinct
Type
-
Professional
Bus Interface
-
PCIe 4.0 x16
Clock Speeds
Base Clock
-
1000 MHz
Boost Clock
-
1700 MHz
Memory Clock
-
1600 MHz
Memory
Memory Size
-
128GB
Memory Type
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HBM2e
Memory Bus
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8192bit
Bandwidth
-
3277GB/s
Render Config
Compute Units
-
220
Shading Units
-
14080
TMUs
-
880
ROPs
-
0
L1 Cache
-
16 KB (per CU)
L2 Cache
-
16 MB
Theoretical Performance
Pixel Rate
-
0 MPixel/s
Texture Rate
-
1496 GTexel/s
FP16 (half)
-
383.0 TFLOPS
FP32 (float)
-
47.87 TFLOPS
FP64 (double)
-
47.87 TFLOPS
Graphics Processor
GPU Name
-
Aldebaran
GPU Variant
-
Aldebaran XT
Architecture
-
CDNA 2.0
Foundry
-
TSMC
Process Size
-
6 nm
Transistors
-
58.2 billion
Die Size
-
Unknown
Board Design
TDP
-
500W
Suggested PSU
-
900 W
Outputs
-
No outputs
Power Connectors
-
2x 8-pin
Graphics Features
DirectX
-
N/A
OpenGL
-
N/A
OpenCL
-
3.0
Vulkan
-
N/A
Shader Model
-
N/A