NVIDIA RTX Spark (MediaTek AHJ11488B) vs AMD Radeon HD 7950 Mac Edition

GPU · Specs Compare

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

GPU AMD Radeon HD 7950 Mac Edition AMD · 2013-03

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

—

Graphics Card

Release Date

—

Mar 2013

Generation

—

Southern Islands

Type

—

Desktop

Bus Interface

—

PCIe 3.0 x16

Clock Speeds

Memory Clock

—

1250 MHz

Memory

Memory Size

—

3GB

Memory Type

—

GDDR5

Memory Bus

—

384bit

Bandwidth

—

240.0GB/s

Render Config

Compute Units

—

Shading Units

—

1792

TMUs

—

112

ROPs

—

L1 Cache

—

16 KB (per CU)

L2 Cache

—

768 KB

Theoretical Performance

Pixel Rate

—

25.60 GPixel/s

Texture Rate

—

89.60 GTexel/s

FP32 (float)

—

2.867 TFLOPS

FP64 (double)

—

716.8 GFLOPS

Graphics Processor

GPU Name

—

Tahiti

GPU Variant

—

Tahiti PRO(215-0821056)

Architecture

—

GCN 1.0

Foundry

—

TSMC

Process Size

—

28 nm

Transistors

—

4.313 billion

Die Size

—

352 mm²

Board Design

TDP

—

200W

Suggested PSU

—

550 W

Outputs

—

1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2

Power Connectors

—

2x 6-pin

Graphics Features

DirectX

—

12 (11_1)

OpenGL

—

4.6

OpenCL

—

1.2

Vulkan

—

1.2

Shader Model

—

5.1

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