NVIDIA GeForce GTX 660 vs NVIDIA DGX Spark (MediaTek AHJ11488B)

GPU · Specs Compare

GPU NVIDIA GeForce GTX 660 NVIDIA · 2012-09

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

Graphics Card

Release Date

Sep 2012

—

Generation

GeForce 600

—

Type

Desktop

—

Bus Interface

PCIe 3.0 x16

—

Clock Speeds

Base Clock

980 MHz

—

Boost Clock

1032 MHz

—

Memory Clock

1502 MHz

—

Memory

Memory Size

2GB

—

Memory Type

GDDR5

—

Memory Bus

192bit

—

Bandwidth

144.2GB/s

—

Render Config

Shading Units

960

—

TMUs

—

ROPs

—

L1 Cache

16 KB (per SMX)

—

L2 Cache

384 KB

—

Theoretical Performance

Pixel Rate

20.64 GPixel/s

—

Texture Rate

82.56 GTexel/s

—

FP32 (float)

1.981 TFLOPS

—

FP64 (double)

82.56 GFLOPS

—

Graphics Processor

GPU Name

GK106

—

GPU Variant

GK106-400-A1

—

Architecture

Kepler

—

Foundry

TSMC

—

Process Size

28 nm

—

Transistors

2.54 billion

—

Die Size

221 mm²

—

Board Design

TDP

140W

—

Suggested PSU

300 W

—

Outputs

2x DVI1x HDMI 1.4a1x DisplayPort 1.2

—

Power Connectors

1x 6-pin

—

Graphics Features

DirectX

12 (11_0)

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OpenGL

4.6

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OpenCL

3.0

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Vulkan

1.1

—

CUDA

3.0

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Shader Model

5.1

—

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

—

Benchmark

3DMark Time Spy

1,194

—

3DMark Time Spy Extreme

260

—

OctaneBench

—

Blender

111

—

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