NVIDIA GeForce GTX 745 OEM vs NVIDIA GeForce GT 630

VS

NVIDIA GeForce GTX 745 OEM

NVIDIA GeForce GT 630

We compared two Desktop platform GPUs: 4GB VRAM GeForce GTX 745 OEM and 1024MB VRAM GeForce GT 630 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 745 OEM 's Advantages

Released 1 years and 9 months late

More VRAM (4GB vs 1024GB)

288 additional rendering cores

Lower TDP (55W vs 65W)

Score

Benchmark

FP32 (float)

GeForce GTX 745 OEM +154%

0.793 TFLOPS

GeForce GT 630

0.311 TFLOPS

GeForce GTX 745 OEM

VS

GeForce GT 630

Graphics Card

Feb 2014

Release Date

May 2012

GeForce 700

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

900 MHz

Memory

4GB

Memory Size

1024MB

DDR3

Memory Type

DDR3

128bit

Memory Bus

128bit

28.80GB/s

Bandwidth

28.80GB/s

Render Config

-

SM Count

2

384

Shading Units

96

24

TMUs

16

ROPs

4

-

64 KB (per SMM)

L1 Cache

64 KB (per SM)

2 MB

L2 Cache

256 KB

-

Theoretical Performance

16.53 GPixel/s

Pixel Rate

3.240 GPixel/s

24.79 GTexel/s

Texture Rate

12.96 GTexel/s

-

793.3 GFLOPS

FP32 (float)

311.0 GFLOPS

24.79 GFLOPS

FP64 (double)

25.92 GFLOPS

Board Design

55W

TDP

65W

250 W

Suggested PSU

250 W

1x DVI 1x HDMI 2.0 1x VGA

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

None

Power Connectors

None

Graphics Processor

GM107

GPU Name

GF108

GM107-220-A2

GPU Variant

GF108-400-A1

Maxwell

Architecture

Fermi

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.87 billion

Transistors

0.585 billion

148 mm²

Die Size

116 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

1.1

1.3

Vulkan

N/A

5.0

CUDA

2.1

5.1

Shader Model

5.1

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