NVIDIA GeForce GTX 765M vs AMD Radeon HD 6450A

VS

NVIDIA GeForce GTX 765M

AMD Radeon HD 6450A

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 765M and 512MB VRAM Radeon HD 6450A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 765M 's Advantages

Released 2 years and 1 months late

Boost Clock863MHz

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (64.13GB/s vs 8.528GB/s)

608 additional rendering cores

AMD Radeon HD 6450A 's Advantages

Lower TDP (25W vs 75W)

Score

Benchmark

FP32 (float)

GeForce GTX 765M +563%

1.326 TFLOPS

Radeon HD 6450A

0.2 TFLOPS

GeForce GTX 765M

VS

Radeon HD 6450A

Graphics Card

May 2013

Release Date

Apr 2011

GeForce 700M

Generation

All-In-One

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-A (3.0)

Clock Speeds

797 MHz

Base Clock

-

863 MHz

Boost Clock

-

1002 MHz

Memory Clock

533 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

64.13GB/s

Bandwidth

8.528GB/s

Render Config

-

Compute Units

2

-

768

Shading Units

160

64

TMUs

8

16

ROPs

4

-

16 KB (per SMX)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

13.81 GPixel/s

Pixel Rate

2.500 GPixel/s

55.23 GTexel/s

Texture Rate

5.000 GTexel/s

-

1326 GFLOPS

FP32 (float)

200.0 GFLOPS

55.23 GFLOPS

FP64 (double)

-

Board Design

75W

TDP

25W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GK106

GPU Name

Caicos

N14E-GE-B-A1

GPU Variant

-

Kepler

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.54 billion

Transistors

0.37 billion

221 mm²

Die Size

67 mm²

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.1

Vulkan

N/A

3.0

CUDA

-

5.1

Shader Model

5.0

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