NVIDIA GeForce RTX 4080 Max-Q vs AMD Radeon RX 460 Mobile

VS

NVIDIA GeForce RTX 4080 Max-Q

AMD Radeon RX 460 Mobile

We compared two Mobile platform GPUs: 12GB VRAM GeForce RTX 4080 Max Q and 4GB VRAM Radeon RX 460 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4080 Max-Q 's Advantages

Released 6 years and 5 months late

Boost Clock has increased by 14% (1350MHz vs 1180MHz)

More VRAM (12GB vs 4GB)

Larger VRAM bandwidth (336.0GB/s vs 80.00GB/s)

6528 additional rendering cores

AMD Radeon RX 460 Mobile 's Advantages

Lower TDP (55W vs 60W)

Score

Benchmark

FP32 (float)

GeForce RTX 4080 Max Q +847%

20.04 TFLOPS

Radeon RX 460 Mobile

2.115 TFLOPS

GeForce RTX 4080 Max Q

VS

Radeon RX 460 Mobile

Graphics Card

Jan 2023

Release Date

Aug 2016

GeForce 40 Mobile

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

795 MHz

Base Clock

1000 MHz

1350 MHz

Boost Clock

1180 MHz

1750 MHz

Memory Clock

1250 MHz

Memory

12GB

Memory Size

4GB

GDDR6

Memory Type

GDDR5

192bit

Memory Bus

128bit

336.0GB/s

Bandwidth

80.00GB/s

Render Config

-

Compute Units

14

58

SM Count

-

7424

Shading Units

896

232

TMUs

56

80

ROPs

16

232

Tensor Cores

-

58

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

48 MB

L2 Cache

1024 KB

-

Theoretical Performance

108.0 GPixel/s

Pixel Rate

18.88 GPixel/s

313.2 GTexel/s

Texture Rate

66.08 GTexel/s

20.04 TFLOPS

FP16 (half)

2.115 TFLOPS

20.04 TFLOPS

FP32 (float)

2.115 TFLOPS

313.2 GFLOPS

FP64 (double)

132.2 GFLOPS

Board Design

60W

TDP

55W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

AD104

GPU Name

Baffin

GN21-X9

GPU Variant

Baffin XT

Ada Lovelace

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

4 nm

Process Size

14 nm

35.8 billion

Transistors

3 billion

295 mm²

Die Size

123 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.2

8.9

CUDA

-

6.7

Shader Model

6.4

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