AMD Radeon HD 7970 X2 vs NVIDIA GeForce GTX 560 OEM

VS

AMD Radeon HD 7970 X2 NVIDIA GeForce GTX 560 OEM

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 X2 and 1280MB VRAM GeForce GTX 560 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7970 X2 's Advantages

Released 9 months late

More VRAM (3GB vs 1GB)

Larger VRAM bandwidth (264.0GB/s vs 128.3GB/s)

1664 additional rendering cores

NVIDIA GeForce GTX 560 OEM 's Advantages

Lower TDP (150W vs 500W)

Score

Benchmark

FP32 (float)

Radeon HD 7970 X2 +346%

3.789 TFLOPS

GeForce GTX 560 OEM

0.848 TFLOPS

Radeon HD 7970 X2

VS

GeForce GTX 560 OEM

Graphics Card

Aug 2012

Release Date

Nov 2011

Southern Islands

Generation

GeForce 500

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1375 MHz

Memory Clock

802 MHz

Memory

3GB

Memory Size

1280MB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

320bit

264.0GB/s

Bandwidth

128.3GB/s

Render Config

-

SM Count

12

32

Compute Units

-

2048

Shading Units

384

128

TMUs

48

32

ROPs

40

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

768 KB

L2 Cache

640 KB

Theoretical Performance

29.60 GPixel/s

Pixel Rate

13.25 GPixel/s

118.4 GTexel/s

Texture Rate

26.50 GTexel/s

-

FP16 (half)

-

3.789 TFLOPS

FP32 (float)

847.9 GFLOPS

947.2 GFLOPS

FP64 (double)

106.0 GFLOPS

Graphics Processor

New Zealand

GPU Name

GF110

-

GPU Variant

GF110-040-A1

GCN 1.0

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

4.313 billion

Transistors

3 billion

352 mm²

Die Size

520 mm²

Board Design

500W

TDP

150W

900 W

Suggested PSU

450 W

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

Outputs

1x DVI 1x HDMI 1.3a

3x 8-pin

Power Connectors

1x 6-pin

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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