AMD Radeon HD 7950 Mac Edition vs NVIDIA GeForce GTX 470 X2

VS

AMD Radeon HD 7950 Mac Edition

NVIDIA GeForce GTX 470 X2

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7950 Mac Edition and 1024MB VRAM GeForce GTX 470 X2 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 1024GB)

Larger VRAM bandwidth (240.0GB/s vs 107.1GB/s)

1440 additional rendering cores

Lower TDP (200W vs 215W)

Score

Benchmark

FP32 (float)

Radeon HD 7950 Mac Edition +235%

2.867 TFLOPS

GeForce GTX 470 X2

0.855 TFLOPS

Radeon HD 7950 Mac Edition

VS

GeForce GTX 470 X2

Graphics Card

Mar 2013

Release Date

Unknown

Southern Islands

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1250 MHz

Memory Clock

837 MHz

Memory

3GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

256bit

240.0GB/s

Bandwidth

107.1GB/s

Render Config

28

Compute Units

-

SM Count

11

1792

Shading Units

352

112

TMUs

44

32

ROPs

32

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

768 KB

L2 Cache

512 KB

-

Theoretical Performance

25.60 GPixel/s

Pixel Rate

13.38 GPixel/s

89.60 GTexel/s

Texture Rate

26.75 GTexel/s

-

2.867 TFLOPS

FP32 (float)

855.4 GFLOPS

716.8 GFLOPS

FP64 (double)

-

Board Design

200W

TDP

215W

550 W

Suggested PSU

550 W

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

Outputs

3x DVI

2x 6-pin

Power Connectors

2x 8-pin

Graphics Processor

Tahiti

GPU Name

GF100

Tahiti PRO (215-0821056)

GPU Variant

GF100-030-A3

GCN 1.0

Architecture

Fermi

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

4.313 billion

Transistors

3.1 billion

352 mm²

Die Size

529 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

2.0

5.1

Shader Model

5.1

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