ATI Radeon HD 5450 PCI vs NVIDIA GeForce GTX 490

VS

ATI Radeon HD 5450 PCI

NVIDIA GeForce GTX 490

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 5450 PCI and 1536MB VRAM GeForce GTX 490 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5450 PCI 's Advantages

Lower TDP (19W vs 365W)

NVIDIA GeForce GTX 490 's Advantages

More VRAM (1536GB vs 512GB)

Larger VRAM bandwidth (164.0GB/s vs 5.328GB/s)

400 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 5450 PCI

0.104 TFLOPS

GeForce GTX 490 +1021%

1.166 TFLOPS

Radeon HD 5450 PCI

VS

GeForce GTX 490

Graphics Card

Feb 2010

Release Date

Unknown

Evergreen

Generation

GeForce 400

Desktop

Type

Desktop

PCI

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

333 MHz

Memory Clock

854 MHz

Memory

512MB

Memory Size

1536MB

DDR2

Memory Type

GDDR5

64bit

Memory Bus

384bit

5.328GB/s

Bandwidth

164.0GB/s

Render Config

2

Compute Units

-

SM Count

15

80

Shading Units

480

8

TMUs

60

4

ROPs

48

-

8 KB (per CU)

L1 Cache

64 KB (per SM)

128 KB

L2 Cache

768 KB

-

Theoretical Performance

2.600 GPixel/s

Pixel Rate

18.24 GPixel/s

5.200 GTexel/s

Texture Rate

36.48 GTexel/s

-

104.0 GFLOPS

FP32 (float)

1166 GFLOPS

-

FP64 (double)

145.8 GFLOPS

Board Design

19W

TDP

365W

200 W

Suggested PSU

750 W

1x DVI 1x HDMI 1.3a

Outputs

3x DVI 1x mini-DisplayPort

None

Power Connectors

2x 8-pin

Graphics Processor

Cedar

GPU Name

GF100

Cedar PRO

GPU Variant

GF100-375-A3

TeraScale 2

Architecture

Fermi

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.292 billion

Transistors

3.1 billion

59 mm²

Die Size

529 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.0

5.0

Shader Model

5.1

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