AMD Radeon R9 280X2 vs NVIDIA DGX Spark (MediaTek AHJ11488B)

GPU · Specs Compare

GPU AMD Radeon R9 280X2 AMD

GPU NVIDIA DGX Spark (MediaTek AHJ11488B) NVIDIA · 2025-10

Graphics Card

Release Date

Unknown

—

Generation

Volcanic Islands

—

Type

Desktop

—

Bus Interface

PCIe 3.0 x16

—

Clock Speeds

Base Clock

950 MHz

—

Boost Clock

1000 MHz

—

Memory Clock

1500 MHz

—

Memory

Memory Size

3GB

—

Memory Type

GDDR5

—

Memory Bus

384bit

—

Bandwidth

288.0GB/s

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Render Config

Compute Units

—

Shading Units

2048

—

TMUs

128

—

ROPs

—

L1 Cache

16 KB (per CU)

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L2 Cache

768 KB

—

Theoretical Performance

Pixel Rate

32.00 GPixel/s

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Texture Rate

128.0 GTexel/s

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FP32 (float)

4.096 TFLOPS

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FP64 (double)

1024 GFLOPS

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Graphics Processor

GPU Name

Tahiti

—

GPU Variant

Tahiti XTL(215-0821065)

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Architecture

GCN 1.0

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Foundry

TSMC

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Process Size

28 nm

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Transistors

4.313 billion

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Die Size

352 mm²

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Board Design

TDP

375W

—

Suggested PSU

750 W

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Outputs

6x mini-DisplayPort 1.2

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Power Connectors

3x 8-pin

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Graphics Features

DirectX

12 (11_1)

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OpenGL

4.6

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OpenCL

1.2

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Vulkan

1.2

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Shader Model

5.1

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General Parameters

Release Date

—

Oct 2025

Type

—

Laptop

Core Architecture

—

N1X

Integrated Graphics

—

GB20B "Blackwell"

Generation

—

RTX Spark (GB10 (N1X))

Package

Manufacturing Process

—

3 nm

Power Consumption

—

140 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

—

1.5 GHz

Efficiency Core Turbo Frequency

—

2.8 GHz

Total Core Count

—

Total Thread Count

—

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

—

SMP

—

Memory Parameters

Memory Types

—

LPDDR5X-8533

Max Memory Channels

—

Max Memory Bandwidth

—

273.1 GB/s

ECC Memory Support

—

Miscellaneous

PCIe Version

—

▲ Specs Compare Data sourced from official specifications and benchmark tests.