NVIDIA RTX Spark (MediaTek AHJ11488B) vs AMD Radeon Pro Duo Polaris
GPU Specs Compare
General Parameters
Release Date
Jan 2026
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Type
Laptop
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Core Architecture
N1X
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Integrated Graphics
GB20B "Blackwell"
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Generation
Spark (GB10)
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Package
Manufacturing Process
3 nm
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Power Consumption
64 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
1500 MHz
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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
-
Apr 2017
Generation
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Radeon Pro GCN
Type
-
Desktop
Bus Interface
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PCIe 3.0 x16
Clock Speeds
Memory Clock
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1750 MHz
Memory
Memory Size
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16GB
Memory Type
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GDDR5
Memory Bus
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256bit
Bandwidth
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224.0GB/s
Render Config
Compute Units
-
36
Shading Units
-
2304
TMUs
-
144
ROPs
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32
L1 Cache
-
16 KB (per CU)
L2 Cache
-
2 MB
Theoretical Performance
Pixel Rate
-
39.78 GPixel/s
Texture Rate
-
179.0 GTexel/s
FP16 (half)
-
5.728 TFLOPS
FP32 (float)
-
5.728 TFLOPS
FP64 (double)
-
358.0 GFLOPS
Graphics Processor
GPU Name
-
Ellesmere
GPU Variant
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Ellesmere Gemini GL
Architecture
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GCN 4.0
Foundry
-
GlobalFoundries
Process Size
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14 nm
Transistors
-
5.7 billion
Die Size
-
232 mm²
Board Design
TDP
-
250W
Suggested PSU
-
600 W
Outputs
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1x HDMI 2.0b3x DisplayPort 1.4a
Power Connectors
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1x 6-pin + 1x 8-pin
Graphics Features
DirectX
-
12 (12_0)
OpenGL
-
4.6
OpenCL
-
2.1
Vulkan
-
1.3
Shader Model
-
6.7