NVIDIA GeForce GTS 450 OEM vs AMD Radeon HD 6490

VS

NVIDIA GeForce GTS 450 OEM

AMD Radeon HD 6490

We compared two Desktop platform GPUs: 512MB VRAM GeForce GTS 450 OEM and 1024MB VRAM Radeon HD 6490 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTS 450 OEM 's Advantages

Larger VRAM bandwidth (57.73GB/s vs 16.00GB/s)

AMD Radeon HD 6490 's Advantages

Released 10 months late

More VRAM (1024GB vs 512GB)

176 additional rendering cores

Lower TDP (39W vs 106W)

Score

Benchmark

FP32 (float)

GeForce GTS 450 OEM +28%

0.451 TFLOPS

Radeon HD 6490

0.352 TFLOPS

GeForce GTS 450 OEM

VS

Radeon HD 6490

Graphics Card

Sep 2010

Release Date

Jul 2011

GeForce 400

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

902 MHz

Memory Clock

500 MHz

Memory

512MB

Memory Size

1024MB

GDDR5

Memory Type

DDR2

128bit

Memory Bus

128bit

57.73GB/s

Bandwidth

16.00GB/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 LE

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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