AMD Radeon HD 7770 GHz Edition vs NVIDIA GeForce GT 430 OEM

VS

AMD Radeon HD 7770 GHz Edition

NVIDIA GeForce GT 430 OEM

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 7770 GHz Edition and 2GB VRAM GeForce GT 430 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7770 GHz Edition 's Advantages

Released 1 years and 4 months late

Larger VRAM bandwidth (72.00GB/s vs 25.60GB/s)

544 additional rendering cores

NVIDIA GeForce GT 430 OEM 's Advantages

More VRAM (2GB vs 1024GB)

Lower TDP (49W vs 80W)

Score

Benchmark

FP32 (float)

Radeon HD 7770 GHz Edition +375%

1.28 TFLOPS

GeForce GT 430 OEM

0.269 TFLOPS

Radeon HD 7770 GHz Edition

VS

GeForce GT 430 OEM

Graphics Card

Feb 2012

Release Date

Oct 2010

Southern Islands

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1125 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

128bit

72.00GB/s

Bandwidth

25.60GB/s

Render Config

10

Compute Units

-

SM Count

2

640

Shading Units

96

40

TMUs

16

ROPs

4

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

16.00 GPixel/s

Pixel Rate

2.800 GPixel/s

40.00 GTexel/s

Texture Rate

11.20 GTexel/s

-

1280 GFLOPS

FP32 (float)

268.8 GFLOPS

80.00 GFLOPS

FP64 (double)

22.40 GFLOPS

Board Design

80W

TDP

49W

250 W

Suggested PSU

200 W

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 6-pin

Power Connectors

None

Graphics Processor

Cape Verde

GPU Name

GF108

Cape Verde XT

GPU Variant

GF108-400-A1

GCN 1.0

Architecture

Fermi

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.5 billion

Transistors

0.585 billion

123 mm²

Die Size

116 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.2

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

2.1

5.1

Shader Model

5.1

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