AMD Radeon R9 M275X vs NVIDIA GeForce RTX 3080 Max Q

VS

AMD Radeon R9 M275X

NVIDIA GeForce RTX 3080 Max Q

We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 M275X and 8GB VRAM GeForce RTX 3080 Max Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 Max Q 's Advantages

Released 7 years late

Boost Clock has increased by 35% (1245MHz vs 925MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (384.0GB/s vs 72.00GB/s)

5504 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 M275X

1.184 TFLOPS

GeForce RTX 3080 Max Q +1192%

15.3 TFLOPS

Radeon R9 M275X

VS

GeForce RTX 3080 Max Q

Graphics Card

Jan 2014

Release Date

Jan 2021

Gem System

Generation

GeForce 30 Mobile

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

900 MHz

Base Clock

780 MHz

925 MHz

Boost Clock

1245 MHz

1125 MHz

Memory Clock

1500 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

256bit

72.00GB/s

Bandwidth

384.0GB/s

Render Config

10

Compute Units

-

SM Count

48

640

Shading Units

6144

40

TMUs

192

16

ROPs

96

-

Tensor Cores

192

-

RT Cores

48

16 KB (per CU)

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

4 MB

-

Theoretical Performance

14.80 GPixel/s

Pixel Rate

119.5 GPixel/s

37.00 GTexel/s

Texture Rate

239.0 GTexel/s

-

FP16 (half)

15.30 TFLOPS

1184 GFLOPS

FP32 (float)

15.30 TFLOPS

74.00 GFLOPS

FP64 (double)

239.0 GFLOPS

Board Design

Unknown

TDP

80W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Venus

GPU Name

GA104

Venus XTX (216-0846033)

GPU Variant

GA104-775-A1

GCN 1.0

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

1.5 billion

Transistors

17.4 billion

123 mm²

Die Size

392 mm²

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

3.0

1.2.170

Vulkan

1.3

-

CUDA

8.6

6.5 (5.1)

Shader Model

6.6

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