AMD Radeon HD 6990 vs NVIDIA GeForce GT 430

VS

AMD Radeon HD 6990

NVIDIA GeForce GT 430

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6990 and 512MB VRAM GeForce GT 430 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6990 's Advantages

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (160.0GB/s vs 12.80GB/s)

1440 additional rendering cores

NVIDIA GeForce GT 430 's Advantages

Lower TDP (49W vs 375W)

Score

Benchmark

FP32 (float)

Radeon HD 6990 +847%

2.55 TFLOPS

GeForce GT 430

0.269 TFLOPS

Radeon HD 6990

VS

GeForce GT 430

Graphics Card

Mar 2011

Release Date

Oct 2010

Northern Islands

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1250 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

64bit

160.0GB/s

Bandwidth

12.80GB/s

Render Config

24

Compute Units

-

SM Count

2

1536

Shading Units

96

TMUs

16

32

ROPs

4

-

8 KB (per CU)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

128 KB

-

Theoretical Performance

26.56 GPixel/s

Pixel Rate

2.800 GPixel/s

79.68 GTexel/s

Texture Rate

11.20 GTexel/s

-

2.550 TFLOPS

FP32 (float)

268.8 GFLOPS

637.4 GFLOPS

FP64 (double)

22.40 GFLOPS

Board Design

375W

TDP

49W

750 W

Suggested PSU

200 W

1x DVI 4x mini-DisplayPort 1.2

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

2x 8-pin

Power Connectors

None

Graphics Processor

Antilles

GPU Name

GF108

Antilles XT (215-0807027)

GPU Variant

GF108-300-A1

TeraScale 3

Architecture

Fermi

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

2.64 billion

Transistors

0.585 billion

389 mm²

Die Size

116 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

2.1

5.0

Shader Model

5.1

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