NVIDIA GeForce GTX 550 Ti vs ATI Radeon HD 3450

VS

NVIDIA GeForce GTX 550 Ti

ATI Radeon HD 3450

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 550 Ti and 256MB VRAM Radeon HD 3450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 550 Ti 's Advantages

Released 3 years and 3 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (98.50GB/s vs 8.000GB/s)

152 additional rendering cores

ATI Radeon HD 3450 's Advantages

Lower TDP (25W vs 116W)

Score

Benchmark

FP32 (float)

GeForce GTX 550 Ti +1339%

0.691 TFLOPS

Radeon HD 3450

0.048 TFLOPS

GeForce GTX 550 Ti

VS

Radeon HD 3450

Graphics Card

Mar 2011

Release Date

Dec 2007

GeForce 500

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1026 MHz

Memory Clock

500 MHz

Memory

1024MB

Memory Size

256MB

GDDR5

Memory Type

DDR2

192bit

Memory Bus

64bit

98.50GB/s

Bandwidth

8.000GB/s

Render Config

-

Compute Units

2

4

SM Count

-

192

Shading Units

40

32

TMUs

4

24

ROPs

4

-

64 KB (per SM)

L1 Cache

-

384 KB

L2 Cache

64 KB

-

Theoretical Performance

7.200 GPixel/s

Pixel Rate

2.400 GPixel/s

28.80 GTexel/s

Texture Rate

2.400 GTexel/s

-

691.2 GFLOPS

FP32 (float)

48.00 GFLOPS

57.60 GFLOPS

FP64 (double)

-

Board Design

116W

TDP

25W

300 W

Suggested PSU

200 W

2x DVI 1x mini-HDMI 1.3a

Outputs

1x DVI 1x VGA 1x S-Video

1x 6-pin

Power Connectors

None

Graphics Processor

GF116

GPU Name

RV620

GF116-400-A1

GPU Variant

RV620 LE

Fermi 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

1.17 billion

Transistors

0.181 billion

238 mm²

Die Size

67 mm²

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

1.1

OpenCL

N/A

Vulkan

N/A

2.1

CUDA

-

5.1

Shader Model

4.1

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