NVIDIA GeForce RTX 4080 Max-Q vs AMD Radeon R9 M385

VS

NVIDIA GeForce RTX 4080 Max-Q AMD Radeon R9 M385

We compared two Mobile platform GPUs: 12GB VRAM GeForce RTX 4080 Max Q and 4GB VRAM Radeon R9 M385 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 7 years and 8 months late

Boost Clock has increased by 35% (1350MHz vs 1000MHz)

More VRAM (12GB vs 4GB)

Larger VRAM bandwidth (336.0GB/s vs 76.80GB/s)

6528 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce RTX 4080 Max Q +1018%

20.04 TFLOPS

Radeon R9 M385

1.792 TFLOPS

GeForce RTX 4080 Max Q

VS

Radeon R9 M385

Graphics Card

Jan 2023

Release Date

May 2015

GeForce 40 Mobile

Generation

Gem System

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

795 MHz

Base Clock

900 MHz

1350 MHz

Boost Clock

1000 MHz

1750 MHz

Memory Clock

1200 MHz

Memory

12GB

Memory Size

4GB

GDDR6

Memory Type

GDDR5

192bit

Memory Bus

128bit

336.0GB/s

Bandwidth

76.80GB/s

Render Config

58

SM Count

-

Compute Units

14

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

256 KB

Theoretical Performance

108.0 GPixel/s

Pixel Rate

16.00 GPixel/s

313.2 GTexel/s

Texture Rate

56.00 GTexel/s

20.04 TFLOPS

FP16 (half)

-

20.04 TFLOPS

FP32 (float)

1.792 TFLOPS

313.2 GFLOPS

FP64 (double)

112.0 GFLOPS

Graphics Processor

AD104

GPU Name

Strato

GN21-X9

GPU Variant

Strato XT

Ada Lovelace

Architecture

GCN 2.0

TSMC

Foundry

TSMC

4 nm

Process Size

28 nm

35.8 billion

Transistors

2.08 billion

295 mm²

Die Size

160 mm²

Board Design

60W

TDP

Unknown

-

Suggested PSU

-

Portable Device Dependent

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.2.170

8.9

CUDA

-

6.7

Shader Model

6.5

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