NVIDIA GeForce GTX 480 Core 512 vs AMD Radeon HD 7950 Mac Edition

VS

NVIDIA GeForce GTX 480 Core 512

AMD Radeon HD 7950 Mac Edition

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 480 Core 512 and 3GB VRAM Radeon HD 7950 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7950 Mac Edition 's Advantages

More VRAM (3GB vs 1536GB)

Larger VRAM bandwidth (240.0GB/s vs 134.4GB/s)

1280 additional rendering cores

Lower TDP (200W vs 375W)

Score

Benchmark

FP32 (float)

GeForce GTX 480 Core 512

1.078 TFLOPS

Radeon HD 7950 Mac Edition +165%

2.867 TFLOPS

GeForce GTX 480 Core 512

VS

Radeon HD 7950 Mac Edition

Graphics Card

Unknown

Release Date

Mar 2013

GeForce 400

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

700 MHz

Memory Clock

1250 MHz

Memory

1536MB

Memory Size

3GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

384bit

134.4GB/s

Bandwidth

240.0GB/s

Render Config

-

Compute Units

28

16

SM Count

-

512

Shading Units

1792

64

TMUs

112

48

ROPs

32

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

768 KB

L2 Cache

768 KB

-

Theoretical Performance

16.86 GPixel/s

Pixel Rate

25.60 GPixel/s

33.73 GTexel/s

Texture Rate

89.60 GTexel/s

-

1078 GFLOPS

FP32 (float)

2.867 TFLOPS

-

FP64 (double)

716.8 GFLOPS

Board Design

375W

TDP

200W

750 W

Suggested PSU

550 W

2x DVI 1x mini-HDMI 1.3a

Outputs

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

2x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

GF100

GPU Name

Tahiti

GF100-ES-DT1-A2

GPU Variant

Tahiti PRO (215-0821056)

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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