NVIDIA GeForce RTX 4090 Max-Q vs AMD Radeon E6460

VS

NVIDIA GeForce RTX 4090 Max-Q

AMD Radeon E6460

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 4090 Max Q and 512MB VRAM Radeon E6460 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4090 Max-Q 's Advantages

Released 11 years and 9 months late

Boost Clock1455MHz

More VRAM (16GB vs 512GB)

Larger VRAM bandwidth (448.0GB/s vs 25.60GB/s)

9568 additional rendering cores

AMD Radeon E6460 's Advantages

Lower TDP (25W vs 80W)

Score

Benchmark

FP32 (float)

GeForce RTX 4090 Max Q +14644%

28.31 TFLOPS

Radeon E6460

0.192 TFLOPS

GeForce RTX 4090 Max Q

VS

Radeon E6460

Graphics Card

Jan 2023

Release Date

Apr 2011

GeForce 40 Mobile

Generation

Embedded

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

930 MHz

Base Clock

-

1455 MHz

Boost Clock

-

1750 MHz

Memory Clock

800 MHz

Memory

16GB

Memory Size

512MB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

64bit

448.0GB/s

Bandwidth

25.60GB/s

Render Config

-

Compute Units

2

76

SM Count

-

9728

Shading Units

160

304

TMUs

8

112

ROPs

4

304

Tensor Cores

-

76

RT Cores

-

128 KB (per SM)

L1 Cache

8 KB (per CU)

64 MB

L2 Cache

128 KB

-

Theoretical Performance

163.0 GPixel/s

Pixel Rate

2.400 GPixel/s

442.3 GTexel/s

Texture Rate

4.800 GTexel/s

28.31 TFLOPS

FP16 (half)

-

28.31 TFLOPS

FP32 (float)

192.0 GFLOPS

442.3 GFLOPS

FP64 (double)

-

Board Design

80W

TDP

25W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

AD103

GPU Name

Caicos

GN21-X11

GPU Variant

E6460

Ada Lovelace

Architecture

TeraScale 2

TSMC

Foundry

TSMC

4 nm

Process Size

40 nm

45.9 billion

Transistors

0.37 billion

379 mm²

Die Size

67 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.3

Vulkan

N/A

8.9

CUDA

-

6.7

Shader Model

5.0

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