GeForce GTS 450 vs GeForce GT 630 Rev. 2 PCIe x8

VS

NVIDIA GeForce GTS 450

NVIDIA GeForce GT 630 Rev. 2 PCIe x8

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTS 450 and 2GB VRAM GeForce GT 630 Rev. 2 PCIe x8 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

GeForce GTS 450 Advantages

Larger VRAM bandwidth (57.73GB/s vs 14.40GB/s)

GeForce GT 630 Rev. 2 PCIe x8 Advantages

Released 2 years and 8 months late

More VRAM (2GB vs 1024GB)

192 additional rendering cores

Lower TDP (25W vs 106W)

Score

Benchmark

FP32 (float)

GeForce GTS 450

601

GeForce GT 630 Rev. 2 PCIe x8 +15%

693

GeForce GTS 450

VS

GeForce GT 630 Rev. 2 PCIe x8

Graphics Card

Sep 2010

Release Date

May 2013

GeForce 400

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x8

Clock Speeds

902 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

57.73GB/s

Bandwidth

14.40GB/s

Render Config

4

SM Count

-

192

Shading Units

384

32

TMUs

32

16

ROPs

8

64 KB (per SM)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

512 KB

Theoretical Performance

6.264 GPixel/s

Pixel Rate

7.216 GPixel/s

25.06 GTexel/s

Texture Rate

28.86 GTexel/s

601.3 GFLOPS

FP32 (float)

692.7 GFLOPS

50.11 GFLOPS

FP64 (double)

28.86 GFLOPS

Board Design

106W

TDP

25W

300 W

Suggested PSU

200 W

2x DVI
1x mini-HDMI 1.3a

Outputs

1x DVI
1x HDMI 1.4a
1x VGA

1x 6-pin

Power Connectors

None

Graphics Processor

GF106

GPU Name

GK208

GF106-250-KA-A1

GPU Variant

GK208-301-A1

Fermi

Architecture

Kepler 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.17 billion

Transistors

1.02 billion

238 mm²

Die Size

87 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.1

2.1

CUDA

3.5

5.1

Shader Model

5.1

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