AMD Radeon HD 6450A vs NVIDIA GeForce GT 740M

VS

AMD Radeon HD 6450A NVIDIA GeForce GT 740M

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 6450A and 2GB VRAM GeForce GT 740M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6450A 's Advantages

Lower TDP (25W vs 33W)

NVIDIA GeForce GT 740M 's Advantages

Released 2 years and 2 months late

Larger VRAM bandwidth (14.40GB/s vs 8.528GB/s)

224 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6450A

0.2 TFLOPS

GeForce GT 740M +276%

0.753 TFLOPS

Radeon HD 6450A

VS

GeForce GT 740M

Graphics Card

Apr 2011

Release Date

Jun 2013

All-In-One

Generation

GeForce 700M

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

-

Boost Clock

-

533 MHz

Memory Clock

900 MHz

Memory

512MB

Memory Size

2GB

DDR3

Memory Type

DDR3

64bit

Memory Bus

64bit

8.528GB/s

Bandwidth

14.40GB/s

Render Config

-

SM Count

-

2

Compute Units

-

160

Shading Units

384

8

TMUs

32

4

ROPs

8

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per SMX)

128 KB

L2 Cache

512 KB

Theoretical Performance

2.500 GPixel/s

Pixel Rate

7.840 GPixel/s

5.000 GTexel/s

Texture Rate

31.36 GTexel/s

-

FP16 (half)

-

200.0 GFLOPS

FP32 (float)

752.6 GFLOPS

-

FP64 (double)

31.36 GFLOPS

Graphics Processor

Caicos

GPU Name

GK208

-

GPU Variant

GT 740M

TeraScale 2

Architecture

Kepler 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.37 billion

Transistors

1.02 billion

67 mm²

Die Size

87 mm²

Board Design

25W

TDP

33W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.1

-

CUDA

3.5

5.0

Shader Model

5.1

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