NVIDIA GeForce GTS 450 OEM vs ATI Radeon HD 5550

VS

NVIDIA GeForce GTS 450 OEM

ATI Radeon HD 5550

We compared two Desktop platform GPUs: 512MB VRAM GeForce GTS 450 OEM and 512MB VRAM Radeon HD 5550 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTS 450 OEM 's Advantages

Released 7 months late

Larger VRAM bandwidth (57.73GB/s vs 51.20GB/s)

ATI Radeon HD 5550 's Advantages

176 additional rendering cores

Lower TDP (39W vs 106W)

Score

Benchmark

FP32 (float)

GeForce GTS 450 OEM +28%

0.451 TFLOPS

Radeon HD 5550

0.352 TFLOPS

GeForce GTS 450 OEM

VS

Radeon HD 5550

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

800 MHz

Memory

512MB

Memory Size

512MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

57.73GB/s

Bandwidth

51.20GB/s

Render Config

-

Compute Units

4

3

SM Count

-

144

Shading Units

320

24

TMUs

16

ROPs

8

-

64 KB (per SM)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

4.698 GPixel/s

Pixel Rate

4.400 GPixel/s

18.79 GTexel/s

Texture Rate

8.800 GTexel/s

-

451.0 GFLOPS

FP32 (float)

352.0 GFLOPS

37.58 GFLOPS

FP64 (double)

-

Board Design

106W

TDP

39W

300 W

Suggested PSU

200 W

1x DVI 1x DisplayPort 1x VGA

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 6-pin

Power Connectors

None

Graphics Processor

GF106

GPU Name

Redwood

-

GPU Variant

Redwood PRO2

Fermi

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.17 billion

Transistors

0.627 billion

238 mm²

Die Size

104 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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