NVIDIA GeForce GTX 580M vs AMD Radeon R7 A265

VS

NVIDIA GeForce GTX 580M

AMD Radeon R7 A265

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 580M and 2GB VRAM Radeon R7 A265 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 580M 's Advantages

Larger VRAM bandwidth (96.00GB/s vs 28.80GB/s)

AMD Radeon R7 A265 's Advantages

Released 2 years and 7 months late

Boost Clock825MHz

Score

Benchmark

FP32 (float)

GeForce GTX 580M +50%

0.952 TFLOPS

Radeon R7 A265

0.633 TFLOPS

GeForce GTX 580M

VS

Radeon R7 A265

Graphics Card

Jun 2011

Release Date

Jan 2014

GeForce 500M

Generation

All-In-One

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

725 MHz

-

Boost Clock

825 MHz

750 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

128bit

96.00GB/s

Bandwidth

28.80GB/s

Render Config

-

Compute Units

6

8

SM Count

-

384

Shading Units

384

64

TMUs

24

32

ROPs

8

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

9.920 GPixel/s

Pixel Rate

6.600 GPixel/s

39.68 GTexel/s

Texture Rate

19.80 GTexel/s

-

952.3 GFLOPS

FP32 (float)

633.6 GFLOPS

79.36 GFLOPS

FP64 (double)

39.60 GFLOPS

Board Design

100W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

GF114

GPU Name

Opal

N12E-GTX2-A1

GPU Variant

Opal XT

Fermi 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.95 billion

Transistors

0.95 billion

332 mm²

Die Size

77 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.1

OpenCL

2.1 (1.2)

N/A

Vulkan

1.2.170

2.1

CUDA

-

5.1

Shader Model

6.5 (5.1)

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