NVIDIA GeForce GTS 450 OEM vs NVIDIA GeForce GTX 745 OEM

VS

NVIDIA GeForce GTS 450 OEM

NVIDIA GeForce GTX 745 OEM

We compared two Desktop platform GPUs: 512MB VRAM GeForce GTS 450 OEM and 4GB VRAM GeForce GTX 745 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTS 450 OEM 's Advantages

Larger VRAM bandwidth (57.73GB/s vs 28.80GB/s)

NVIDIA GeForce GTX 745 OEM 's Advantages

Released 3 years and 5 months late

More VRAM (4GB vs 512GB)

240 additional rendering cores

Lower TDP (55W vs 106W)

Score

Benchmark

FP32 (float)

GeForce GTS 450 OEM

0.451 TFLOPS

GeForce GTX 745 OEM +75%

0.793 TFLOPS

GeForce GTS 450 OEM

VS

GeForce GTX 745 OEM

Graphics Card

Sep 2010

Release Date

Feb 2014

GeForce 400

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

902 MHz

Memory Clock

900 MHz

Memory

512MB

Memory Size

4GB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

128bit

57.73GB/s

Bandwidth

28.80GB/s

Render Config

-

3

SM Count

-

144

Shading Units

384

24

TMUs

24

16

ROPs

16

-

64 KB (per SM)

L1 Cache

64 KB (per SMM)

256 KB

L2 Cache

2 MB

-

Theoretical Performance

4.698 GPixel/s

Pixel Rate

16.53 GPixel/s

18.79 GTexel/s

Texture Rate

24.79 GTexel/s

-

451.0 GFLOPS

FP32 (float)

793.3 GFLOPS

37.58 GFLOPS

FP64 (double)

24.79 GFLOPS

Board Design

106W

TDP

55W

300 W

Suggested PSU

250 W

1x DVI 1x DisplayPort 1x VGA

Outputs

1x DVI 1x HDMI 2.0 1x VGA

1x 6-pin

Power Connectors

None

Graphics Processor

GF106

GPU Name

GM107

-

GPU Variant

GM107-220-A2

Fermi

Architecture

Maxwell

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.17 billion

Transistors

1.87 billion

238 mm²

Die Size

148 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.3

2.1

CUDA

5.0

5.1

Shader Model

5.1

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