NVIDIA GeForce GT 740A vs AMD Radeon HD 7670A

VS

NVIDIA GeForce GT 740A

AMD Radeon HD 7670A

We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 740A and 1024MB VRAM Radeon HD 7670A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 740A 's Advantages

Released 1 years and 7 months late

More VRAM (2GB vs 1024GB)

Lower TDP (33W vs 45W)

AMD Radeon HD 7670A 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 14.40GB/s)

96 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 740A +30%

0.753 TFLOPS

Radeon HD 7670A

0.576 TFLOPS

GeForce GT 740A

VS

Radeon HD 7670A

Graphics Card

Aug 2013

Release Date

Jan 2012

GeForce 700A

Generation

All-In-One

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-A (3.0)

Clock Speeds

-

900 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

14.40GB/s

Bandwidth

64.00GB/s

Render Config

-

Compute Units

6

-

384

Shading Units

480

32

TMUs

24

8

ROPs

8

-

16 KB (per SMX)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

7.840 GPixel/s

Pixel Rate

4.800 GPixel/s

31.36 GTexel/s

Texture Rate

14.40 GTexel/s

-

752.6 GFLOPS

FP32 (float)

576.0 GFLOPS

31.36 GFLOPS

FP64 (double)

-

Board Design

33W

TDP

45W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GK208

GPU Name

Turks

GT 740M

GPU Variant

Turks XT (215-0803000)

Kepler 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.02 billion

Transistors

0.716 billion

87 mm²

Die Size

118 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

3.5

CUDA

-

5.1

Shader Model

5.0

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