AMD Radeon R9 390 vs NVIDIA RTX Spark (MediaTek AHJ11488B)

GPU · Specs Compare

GPU AMD Radeon R9 390 AMD · 2015-06

GPU NVIDIA RTX Spark (MediaTek AHJ11488B) NVIDIA · 2026-01

Graphics Card

Release Date

Jun 2015

—

Generation

Pirate Islands

—

Type

Desktop

—

Bus Interface

PCIe 3.0 x16

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Clock Speeds

Memory Clock

1500 MHz

—

Memory

Memory Size

8GB

—

Memory Type

GDDR5

—

Memory Bus

512bit

—

Bandwidth

384.0GB/s

—

Render Config

Compute Units

—

Shading Units

2560

—

TMUs

160

—

ROPs

—

L1 Cache

16 KB (per CU)

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L2 Cache

1024 KB

—

Theoretical Performance

Pixel Rate

64.00 GPixel/s

—

Texture Rate

160.0 GTexel/s

—

FP32 (float)

5.120 TFLOPS

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FP64 (double)

640.0 GFLOPS

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Graphics Processor

GPU Name

Grenada

—

GPU Variant

Grenada PRO(215-0880030)

—

Architecture

GCN 2.0

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Foundry

TSMC

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Process Size

28 nm

—

Transistors

6.2 billion

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Die Size

438 mm²

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Board Design

TDP

275W

—

Suggested PSU

600 W

—

Outputs

2x DVI1x HDMI 1.4a1x DisplayPort 1.2

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Power Connectors

1x 6-pin + 1x 8-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

—

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

—

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

—

Benchmark

3DMark Time Spy

3,964

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3DMark Time Spy Extreme

1,931

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