AMD Radeon HD 7790 vs NVIDIA RTX Spark (MediaTek AHJ11488B)
GPU Specs Compare
Graphics Card
Release Date
Mar 2013
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Generation
Southern Islands
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Type
Desktop
-
Bus Interface
PCIe 3.0 x16
-
Clock Speeds
Memory Clock
1500 MHz
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Memory
Memory Size
1024MB
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Memory Type
GDDR5
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Memory Bus
128bit
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Bandwidth
96.00GB/s
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Render Config
Compute Units
14
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Shading Units
896
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TMUs
56
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ROPs
16
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L1 Cache
16 KB (per CU)
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L2 Cache
256 KB
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Theoretical Performance
Pixel Rate
16.00 GPixel/s
-
Texture Rate
56.00 GTexel/s
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FP32 (float)
1.792 TFLOPS
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FP64 (double)
112.0 GFLOPS
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Graphics Processor
GPU Name
Bonaire
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GPU Variant
Bonaire XT(215-0839039)
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Architecture
GCN 2.0
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Foundry
TSMC
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Process Size
28 nm
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Transistors
2.08 billion
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Die Size
160 mm²
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Board Design
TDP
85W
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Suggested PSU
250 W
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Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
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Power Connectors
1x 6-pin
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Graphics Features
DirectX
12 (12_0)
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OpenGL
4.6
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OpenCL
2.0
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Vulkan
1.2
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Shader Model
6.3
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General Parameters
Release Date
-
Jan 2026
Type
-
Laptop
Core Architecture
-
N1X
Integrated Graphics
-
GB20B "Blackwell"
Generation
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Spark (GB10)
Package
Manufacturing Process
-
3 nm
Power Consumption
-
64 W
Foundry
-
TSMC
Die Size
-
208 mm²
Package
-
FC-BGA
CPU Performance
Performance Core Base Frequency
-
2.8 GHz
Performance Core Turbo Frequency
-
4 GHz
Efficiency Core Base Frequency
-
1500 MHz
Efficiency Core Turbo Frequency
-
2.8 GHz
Total Core Count
-
20
Total Thread Count
-
20
Bus Frequency
-
100 MHz
Multiplier
-
28.0
L1 Cache
-
128 KB per core
L2 Cache
-
2 MB per core
L3 Cache
-
8 MB shared
Unlocked Multiplier
-
No
SMP
-
1
Memory Parameters
Memory Types
-
LPDDR5X-8533
Max Memory Channels
-
4
Max Memory Bandwidth
-
273.1 GB/s
ECC Memory Support
-
No
Miscellaneous
PCIe Version
-
0
📊 Benchmark
3DMark Time Spy
1,307
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3DMark Time Spy Extreme
409
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