AMD Radeon R9 M275X vs AMD Radeon R9 M270X

VS

We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 M275X and 2GB VRAM Radeon R9 M270X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M270X 's Advantages

Released 1 years and 1 months late

Boost Clock has increased by 8% (1000MHz vs 925MHz)

Larger VRAM bandwidth (88.00GB/s vs 72.00GB/s)

128 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 M275X

1.184 TFLOPS

Radeon R9 M270X +29%

1.536 TFLOPS

Radeon R9 M275X

VS

Radeon R9 M270X

Graphics Card

Jan 2014

Release Date

Feb 2015

Gem System

Generation

Gem System

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

900 MHz

Base Clock

900 MHz

925 MHz

Boost Clock

1000 MHz

1125 MHz

Memory Clock

1375 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

72.00GB/s

Bandwidth

88.00GB/s

Render Config

-

SM Count

-

10

Compute Units

12

640

Shading Units

768

40

TMUs

48

16

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

Theoretical Performance

14.80 GPixel/s

Pixel Rate

16.00 GPixel/s

37.00 GTexel/s

Texture Rate

48.00 GTexel/s

-

FP16 (half)

-

1184 GFLOPS

FP32 (float)

1.536 TFLOPS

74.00 GFLOPS

FP64 (double)

96.00 GFLOPS

Graphics Processor

Venus

GPU Name

Saturn

Venus XTX (216-0846033)

GPU Variant

Saturn PRO (216-0843044)

GCN 1.0

Architecture

GCN 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.5 billion

Transistors

2.08 billion

123 mm²

Die Size

160 mm²

Board Design

Unknown

TDP

Unknown

-

Suggested PSU

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Power Connectors

-

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

2.1

1.2.170

Vulkan

1.2.170

-

CUDA

-

6.5 (5.1)

Shader Model

6.5

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