NVIDIA GeForce GT 745A vs NVIDIA GeForce GT 330M

VS

NVIDIA GeForce GT 745A

NVIDIA GeForce GT 330M

We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 745A and 1024MB VRAM GeForce GT 330M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 745A 's Advantages

Released 3 years and 7 months late

Boost Clock915MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (28.80GB/s vs 25.60GB/s)

336 additional rendering cores

NVIDIA GeForce GT 330M 's Advantages

Lower TDP (23W vs 33W)

Score

Benchmark

FP32 (float)

GeForce GT 745A +480%

0.703 TFLOPS

GeForce GT 330M

0.121 TFLOPS

GeForce GT 745A

VS

GeForce GT 330M

Graphics Card

Aug 2013

Release Date

Jan 2010

GeForce 700A

Generation

GeForce 300M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

837 MHz

Base Clock

-

915 MHz

Boost Clock

-

900 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

1024MB

DDR3

Memory Type

GDDR3

128bit

Memory Bus

128bit

28.80GB/s

Bandwidth

25.60GB/s

Render Config

-

SM Count

6

384

Shading Units

48

32

TMUs

16

ROPs

8

-

16 KB (per SMX)

L1 Cache

-

256 KB

L2 Cache

64 KB

-

Theoretical Performance

7.320 GPixel/s

Pixel Rate

4.600 GPixel/s

29.28 GTexel/s

Texture Rate

9.200 GTexel/s

-

702.7 GFLOPS

FP32 (float)

121.4 GFLOPS

29.28 GFLOPS

FP64 (double)

-

Board Design

33W

TDP

23W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GK107

GPU Name

GT216

N14P-LP

GPU Variant

N11P-GE1-A3

Kepler

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.27 billion

Transistors

0.486 billion

118 mm²

Die Size

100 mm²

Graphics Features

12 (11_0)

DirectX

11.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

Vulkan

N/A

3.0

CUDA

1.2

5.1

Shader Model

4.1

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