NVIDIA GeForce GTS 450 vs ATI Radeon HD 5450

VS

NVIDIA GeForce GTS 450

ATI Radeon HD 5450

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTS 450 and 512MB VRAM Radeon HD 5450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTS 450 's Advantages

Released 7 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (57.73GB/s vs 6.400GB/s)

112 additional rendering cores

ATI Radeon HD 5450 's Advantages

Lower TDP (19W vs 106W)

Score

Benchmark

FP32 (float)

GeForce GTS 450 +477%

0.601 TFLOPS

Radeon HD 5450

0.104 TFLOPS

GeForce GTS 450

VS

Radeon HD 5450

Graphics Card

Sep 2010

Release Date

Feb 2010

GeForce 400

Generation

Evergreen

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

902 MHz

Memory Clock

400 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

DDR2

128bit

Memory Bus

64bit

57.73GB/s

Bandwidth

6.400GB/s

Render Config

-

Compute Units

2

4

SM Count

-

192

Shading Units

80

32

TMUs

8

16

ROPs

4

-

64 KB (per SM)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

6.264 GPixel/s

Pixel Rate

2.600 GPixel/s

25.06 GTexel/s

Texture Rate

5.200 GTexel/s

-

601.3 GFLOPS

FP32 (float)

104.0 GFLOPS

50.11 GFLOPS

FP64 (double)

-

Board Design

106W

TDP

19W

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

Cedar

GF106-250-KA-A1

GPU Variant

Cedar PRO

Fermi

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.17 billion

Transistors

0.292 billion

238 mm²

Die Size

59 mm²

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

2.1

CUDA

-

5.1

Shader Model

5.0

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