NVIDIA GeForce GTX 460M vs AMD Radeon R5 A255

VS

NVIDIA GeForce GTX 460M

AMD Radeon R5 A255

We compared two Mobile platform GPUs: 1536MB VRAM GeForce GTX 460M and 1024MB VRAM Radeon R5 A255 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 460M 's Advantages

More VRAM (1536GB vs 1024GB)

AMD Radeon R5 A255 's Advantages

Released 3 years and 4 months late

Boost Clock940MHz

Larger VRAM bandwidth (64.00GB/s vs 60.00GB/s)

192 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 460M

0.518 TFLOPS

Radeon R5 A255 +39%

0.721 TFLOPS

GeForce GTX 460M

VS

Radeon R5 A255

Graphics Card

Sep 2010

Release Date

Jan 2014

GeForce 400M

Generation

All-In-One

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

925 MHz

-

Boost Clock

940 MHz

625 MHz

Memory Clock

1000 MHz

Memory

1536MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

192bit

Memory Bus

128bit

60.00GB/s

Bandwidth

64.00GB/s

Render Config

-

Compute Units

6

4

SM Count

-

192

Shading Units

384

32

TMUs

24

ROPs

8

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

384 KB

L2 Cache

256 KB

-

Theoretical Performance

5.400 GPixel/s

Pixel Rate

7.520 GPixel/s

21.60 GTexel/s

Texture Rate

22.56 GTexel/s

-

518.4 GFLOPS

FP32 (float)

721.9 GFLOPS

43.20 GFLOPS

FP64 (double)

-

Board Design

50W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

GF106

GPU Name

Topaz

N11E-GS-A1

GPU Variant

Topaz PRO (216-0858030)

Fermi

Architecture

GCN 3.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.17 billion

Transistors

1.55 billion

238 mm²

Die Size

125 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.1

OpenCL

2.1

N/A

Vulkan

1.2.170

2.1

CUDA

-

5.1

Shader Model

6.5

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