AMD Radeon R9 M275X vs NVIDIA GeForce 305M

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We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 M275X and 512MB VRAM GeForce 305M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M275X 's Advantages

Released 4 years late

Boost Clock925MHz

Larger VRAM bandwidth (72.00GB/s vs 11.20GB/s)

624 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 M275X +3100%

1.184 TFLOPS

GeForce 305M

0.037 TFLOPS

Radeon R9 M275X

VS

GeForce 305M

Graphics Card

Jan 2014

Release Date

Jan 2010

Gem System

Generation

GeForce 300M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

900 MHz

Base Clock

-

925 MHz

Boost Clock

-

1125 MHz

Memory Clock

700 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

64bit

72.00GB/s

Bandwidth

11.20GB/s

Render Config

-

SM Count

2

10

Compute Units

-

640

Shading Units

16

40

TMUs

8

16

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

32 KB

Theoretical Performance

14.80 GPixel/s

Pixel Rate

2.100 GPixel/s

37.00 GTexel/s

Texture Rate

4.200 GTexel/s

-

FP16 (half)

-

1184 GFLOPS

FP32 (float)

36.80 GFLOPS

74.00 GFLOPS

FP64 (double)

-

Graphics Processor

Venus

GPU Name

GT218

Venus XTX (216-0846033)

GPU Variant

N11M-LP1

GCN 1.0

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.5 billion

Transistors

0.26 billion

123 mm²

Die Size

57 mm²

Board Design

Unknown

TDP

14W

-

Suggested PSU

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

-

Graphics Features

12 (11_1)

DirectX

11.1 (10_1)

4.6

OpenGL

3.3

2.1 (1.2)

OpenCL

1.1

1.2.170

Vulkan

N/A

-

CUDA

1.2

6.5 (5.1)

Shader Model

4.1

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