AMD Radeon R9 M265X vs NVIDIA GeForce GT 555M

VS

AMD Radeon R9 M265X

NVIDIA GeForce GT 555M

We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 M265X and 2GB VRAM GeForce GT 555M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M265X 's Advantages

Released 2 years late

Boost Clock625MHz

Larger VRAM bandwidth (64.00GB/s vs 28.80GB/s)

496 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 M265X +105%

0.8 TFLOPS

GeForce GT 555M

0.389 TFLOPS

Radeon R9 M265X

VS

GeForce GT 555M

Graphics Card

Mar 2014

Release Date

Mar 2012

Gem System

Generation

GeForce 500M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

575 MHz

Base Clock

-

625 MHz

Boost Clock

-

1000 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

128bit

64.00GB/s

Bandwidth

28.80GB/s

Render Config

10

Compute Units

-

SM Count

2

640

Shading Units

144

40

TMUs

24

16

ROPs

16

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

10.00 GPixel/s

Pixel Rate

2.700 GPixel/s

25.00 GTexel/s

Texture Rate

16.20 GTexel/s

-

800.0 GFLOPS

FP32 (float)

388.8 GFLOPS

50.00 GFLOPS

FP64 (double)

32.40 GFLOPS

Board Design

Unknown

TDP

35W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Venus

GPU Name

GF116

Venus PRO (216-0846009)

GPU Variant

N12E-GE2-A1

GCN 1.0

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.5 billion

Transistors

1.17 billion

123 mm²

Die Size

238 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

1.1

1.2.170

Vulkan

N/A

-

CUDA

2.1

6.5 (5.1)

Shader Model

5.1

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