NVIDIA GeForce GT 430 PCI vs AMD Radeon HD 6870 X2

VS

NVIDIA GeForce GT 430 PCI

AMD Radeon HD 6870 X2

We compared two Desktop platform GPUs: 512MB VRAM GeForce GT 430 PCI and 1024MB VRAM Radeon HD 6870 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 430 PCI 's Advantages

Lower TDP (49W vs 300W)

AMD Radeon HD 6870 X2 's Advantages

Released 9 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (134.4GB/s vs 9.600GB/s)

1024 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 430 PCI

0.269 TFLOPS

Radeon HD 6870 X2 +649%

2.016 TFLOPS

GeForce GT 430 PCI

VS

Radeon HD 6870 X2

Graphics Card

Oct 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

-

600 MHz

Memory Clock

1050 MHz

Memory

512MB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

9.600GB/s

Bandwidth

134.4GB/s

Render Config

-

Compute Units

14

2

SM Count

-

96

Shading Units

1120

16

TMUs

56

4

ROPs

32

-

64 KB (per SM)

L1 Cache

8 KB (per CU)

128 KB

L2 Cache

512 KB

-

Theoretical Performance

2.800 GPixel/s

Pixel Rate

28.80 GPixel/s

11.20 GTexel/s

Texture Rate

50.40 GTexel/s

-

268.8 GFLOPS

FP32 (float)

2.016 TFLOPS

22.40 GFLOPS

FP64 (double)

-

Board Design

49W

TDP

300W

200 W

Suggested PSU

700 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1

None

Power Connectors

-

Graphics Processor

GF108

GPU Name

Barts

GF108-300-A1

GPU Variant

Barts XT (215-0798000)

Fermi

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.585 billion

Transistors

1.7 billion

116 mm²

Die Size

255 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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