AMD Radeon R5 A255 vs NVIDIA GeForce GTX 260M

VS

AMD Radeon R5 A255

NVIDIA GeForce GTX 260M

We compared two Mobile platform GPUs: 1024MB VRAM Radeon R5 A255 and 1024MB VRAM GeForce GTX 260M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 A255 's Advantages

Released 4 years and 10 months late

Boost Clock940MHz

Larger VRAM bandwidth (64.00GB/s vs 60.80GB/s)

272 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R5 A255 +134%

0.721 TFLOPS

GeForce GTX 260M

0.308 TFLOPS

Radeon R5 A255

VS

GeForce GTX 260M

Graphics Card

Jan 2014

Release Date

Mar 2009

All-In-One

Generation

GeForce 200M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

925 MHz

Base Clock

-

940 MHz

Boost Clock

-

1000 MHz

Memory Clock

950 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

256bit

64.00GB/s

Bandwidth

60.80GB/s

Render Config

6

Compute Units

-

SM Count

14

384

Shading Units

112

24

TMUs

56

8

ROPs

16

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

64 KB

-

Theoretical Performance

7.520 GPixel/s

Pixel Rate

8.800 GPixel/s

22.56 GTexel/s

Texture Rate

30.80 GTexel/s

-

721.9 GFLOPS

FP32 (float)

308.0 GFLOPS

-

Board Design

Unknown

TDP

65W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Topaz

GPU Name

G92

Topaz PRO (216-0858030)

GPU Variant

N10E-GT

GCN 3.0

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

1.55 billion

Transistors

0.754 billion

125 mm²

Die Size

324 mm²

Graphics Features

12 (12_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.2.170

Vulkan

N/A

-

CUDA

1.1

6.5

Shader Model

4.0

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