NVIDIA GeForce GTX 480 vs AMD Radeon HD 7970 GHz Edition

VS

NVIDIA GeForce GTX 480

AMD Radeon HD 7970 GHz Edition

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 480 and 3GB VRAM Radeon HD 7970 GHz Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 480 's Advantages

Lower TDP (250W vs 300W)

AMD Radeon HD 7970 GHz Edition 's Advantages

Released 2 years and 3 months late

Boost Clock1050MHz

More VRAM (3GB vs 1536GB)

Larger VRAM bandwidth (288.0GB/s vs 177.4GB/s)

1568 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 480

1.345 TFLOPS

Radeon HD 7970 GHz Edition +219%

4.301 TFLOPS

GeForce GTX 480

VS

Radeon HD 7970 GHz Edition

Graphics Card

Mar 2010

Release Date

Jun 2012

GeForce 400

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1000 MHz

-

Boost Clock

1050 MHz

924 MHz

Memory Clock

1500 MHz

Memory

1536MB

Memory Size

3GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

384bit

177.4GB/s

Bandwidth

288.0GB/s

Render Config

-

Compute Units

32

15

SM Count

-

480

Shading Units

2048

60

TMUs

128

48

ROPs

32

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

768 KB

L2 Cache

768 KB

-

Theoretical Performance

21.03 GPixel/s

Pixel Rate

33.60 GPixel/s

42.06 GTexel/s

Texture Rate

134.4 GTexel/s

-

1345 GFLOPS

FP32 (float)

4.301 TFLOPS

168.1 GFLOPS

FP64 (double)

1075 GFLOPS

Board Design

250W

TDP

300W

600 W

Suggested PSU

700 W

2x DVI 1x mini-HDMI 1.3a

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GF100

GPU Name

Tahiti

GF100-375-A3

GPU Variant

Tahiti XT2 (215-0821065)

Fermi

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

3.1 billion

Transistors

4.313 billion

529 mm²

Die Size

352 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.1

OpenCL

1.2

N/A

Vulkan

1.2

2.0

CUDA

-

5.1

Shader Model

5.1

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