AMD Radeon HD 6450 OEM vs NVIDIA GeForce GT 420 OEM

VS

AMD Radeon HD 6450 OEM NVIDIA GeForce GT 420 OEM

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 6450 OEM and 1024MB VRAM GeForce GT 420 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6450 OEM 's Advantages

112 additional rendering cores

Lower TDP (18W vs 50W)

NVIDIA GeForce GT 420 OEM 's Advantages

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (28.80GB/s vs 8.528GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 6450 OEM +49%

0.2 TFLOPS

GeForce GT 420 OEM

0.134 TFLOPS

Radeon HD 6450 OEM

VS

GeForce GT 420 OEM

Graphics Card

Feb 2011

Release Date

Sep 2010

Northern Islands

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

533 MHz

Memory Clock

900 MHz

Memory

512MB

Memory Size

1024MB

GDDR3

Memory Type

DDR3

64bit

Memory Bus

128bit

8.528GB/s

Bandwidth

28.80GB/s

Render Config

-

SM Count

1

2

Compute Units

-

160

Shading Units

48

8

TMUs

4

ROPs

4

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

64 KB (per SM)

128 KB

L2 Cache

256 KB

Theoretical Performance

2.500 GPixel/s

Pixel Rate

1.400 GPixel/s

5.000 GTexel/s

Texture Rate

2.800 GTexel/s

-

FP16 (half)

-

200.0 GFLOPS

FP32 (float)

134.4 GFLOPS

-

FP64 (double)

11.20 GFLOPS

Graphics Processor

Caicos

GPU Name

GF108

Junbonator

GPU Variant

GF108-200-A1

TeraScale 2

Architecture

Fermi

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.37 billion

Transistors

0.585 billion

67 mm²

Die Size

116 mm²

Board Design

18W

TDP

50W

200 W

Suggested PSU

250 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

None

Power Connectors

None

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

2.1

5.0

Shader Model

5.1

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