GeForce GTS 450 vs Radeon HD 6450 OEM

VS

NVIDIA GeForce GTS 450

AMD Radeon HD 6450 OEM

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTS 450 and 512MB VRAM Radeon HD 6450 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

GeForce GTS 450 Advantages

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (57.73GB/s vs 8.528GB/s)

32 additional rendering cores

Radeon HD 6450 OEM Advantages

Lower TDP (18W vs 106W)

Score

Benchmark

FP32 (float)

GeForce GTS 450 +200%

601

Radeon HD 6450 OEM

200

GeForce GTS 450

VS

Radeon HD 6450 OEM

Graphics Card

Sep 2010

Release Date

Feb 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

533 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

64bit

57.73GB/s

Bandwidth

8.528GB/s

Render Config

-

Compute Units

2

4

SM Count

-

192

Shading Units

160

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

2.500 GPixel/s

25.06 GTexel/s

Texture Rate

5.000 GTexel/s

601.3 GFLOPS

FP32 (float)

200.0 GFLOPS

50.11 GFLOPS

FP64 (double)

-

Board Design

106W

TDP

18W

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

Caicos

GF106-250-KA-A1

GPU Variant

Junbonator

Fermi

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.17 billion

Transistors

0.37 billion

238 mm²

Die Size

67 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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