NVIDIA GeForce GTS 450 vs NVIDIA GeForce GT 520 PCIe x1

VS

NVIDIA GeForce GTS 450

NVIDIA GeForce GT 520 PCIe x1

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTS 450 and 1024MB VRAM GeForce GT 520 PCIe x1 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTS 450 's Advantages

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

144 additional rendering cores

NVIDIA GeForce GT 520 PCIe x1 's Advantages

Released 7 months late

Lower TDP (29W vs 106W)

Score

Benchmark

FP32 (float)

GeForce GTS 450 +285%

0.601 TFLOPS

GeForce GT 520 PCIe x1

0.156 TFLOPS

GeForce GTS 450

VS

GeForce GT 520 PCIe x1

Graphics Card

Sep 2010

Release Date

Apr 2011

GeForce 400

Generation

GeForce 500

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x1

Clock Speeds

-

902 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

57.73GB/s

Bandwidth

14.40GB/s

Render Config

-

4

SM Count

1

192

Shading Units

48

32

TMUs

8

16

ROPs

4

-

64 KB (per SM)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

6.264 GPixel/s

Pixel Rate

1.620 GPixel/s

25.06 GTexel/s

Texture Rate

6.480 GTexel/s

-

601.3 GFLOPS

FP32 (float)

155.5 GFLOPS

50.11 GFLOPS

FP64 (double)

12.96 GFLOPS

Board Design

106W

TDP

29W

300 W

Suggested PSU

200 W

2x DVI 1x mini-HDMI 1.3a

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 6-pin

Power Connectors

None

Graphics Processor

GF106

GPU Name

GF119

GF106-250-KA-A1

GPU Variant

-

Fermi

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.17 billion

Transistors

0.292 billion

238 mm²

Die Size

79 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.1

OpenCL

1.1

N/A

Vulkan

N/A

2.1

CUDA

2.1

5.1

Shader Model

5.1

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