AMD Radeon HD 6870M vs NVIDIA GeForce GT 740A

VS

AMD Radeon HD 6870M NVIDIA GeForce GT 740A

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6870M and 2GB VRAM GeForce GT 740A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6870M 's Advantages

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

416 additional rendering cores

NVIDIA GeForce GT 740A 's Advantages

Released 2 years and 7 months late

More VRAM (2GB vs 1GB)

Lower TDP (33W vs 50W)

Score

Benchmark

FP32 (float)

Radeon HD 6870M +43%

1.08 TFLOPS

GeForce GT 740A

0.753 TFLOPS

Radeon HD 6870M

VS

GeForce GT 740A

Graphics Card

Jan 2011

Release Date

Aug 2013

Vancouver

Generation

GeForce 700A

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

-

Boost Clock

-

1000 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

64.00GB/s

Bandwidth

14.40GB/s

Render Config

-

SM Count

-

10

Compute Units

-

800

Shading Units

384

40

TMUs

32

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

512 KB

Theoretical Performance

10.80 GPixel/s

Pixel Rate

7.840 GPixel/s

27.00 GTexel/s

Texture Rate

31.36 GTexel/s

-

FP16 (half)

-

1080 GFLOPS

FP32 (float)

752.6 GFLOPS

-

FP64 (double)

31.36 GFLOPS

Graphics Processor

Granville

GPU Name

GK208

Granville XT (216-0769024)

GPU Variant

GT 740M

TeraScale 2

Architecture

Kepler 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.04 billion

Transistors

1.02 billion

166 mm²

Die Size

87 mm²

Board Design

50W

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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