AMD Radeon HD 6670A vs NVIDIA GeForce RTX 4090 Mobile

VS

AMD Radeon HD 6670A

NVIDIA GeForce RTX 4090 Mobile

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6670A and 16GB VRAM GeForce RTX 4090 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6670A 's Advantages

Lower TDP (45W vs 80W)

NVIDIA GeForce RTX 4090 Mobile 's Advantages

Released 11 years and 9 months late

Boost Clock1695MHz

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (576.0GB/s vs 64.00GB/s)

9248 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6670A

0.576 TFLOPS

GeForce RTX 4090 Mobile +5625%

32.98 TFLOPS

Radeon HD 6670A

VS

GeForce RTX 4090 Mobile

Graphics Card

Apr 2011

Release Date

Jan 2023

All-In-One

Generation

GeForce 40 Mobile

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1335 MHz

-

Boost Clock

1695 MHz

1000 MHz

Memory Clock

2250 MHz

Memory

1024MB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

256bit

64.00GB/s

Bandwidth

576.0GB/s

Render Config

6

Compute Units

-

SM Count

76

480

Shading Units

9728

24

TMUs

304

8

ROPs

112

-

Tensor Cores

304

-

RT Cores

76

8 KB (per CU)

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

64 MB

-

Theoretical Performance

4.800 GPixel/s

Pixel Rate

189.8 GPixel/s

14.40 GTexel/s

Texture Rate

515.3 GTexel/s

-

FP16 (half)

32.98 TFLOPS

576.0 GFLOPS

FP32 (float)

32.98 TFLOPS

-

FP64 (double)

515.3 GFLOPS

Board Design

45W

TDP

80-150W

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

Turks

GPU Name

AD103

Turks XT (215-0803000)

GPU Variant

GN21-X11

TeraScale 2

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

40 nm

Process Size

5 nm

0.716 billion

Transistors

45.9 billion

118 mm²

Die Size

379 mm²

Graphics Features

11.2 (11_0)

DirectX

12 Ultimate (12_2)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

8.9

5.0

Shader Model

6.8

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