GeForce GTX 780 vs Radeon HD 7970 X2

VS

NVIDIA GeForce GTX 780

AMD Radeon HD 7970 X2

We compared two Desktop platform GPUs: 3GB VRAM GeForce GTX 780 and 3GB VRAM Radeon HD 7970 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

GeForce GTX 780 's Advantages

Released 9 months late

Boost Clock902MHz

Larger VRAM bandwidth (288.4GB/s vs 264.0GB/s)

256 additional rendering cores

Lower TDP (250W vs 500W)

Score

Benchmark

FP32 (float)

GeForce GTX 780 +9%

4156

Radeon HD 7970 X2

3789

GeForce GTX 780

VS

Radeon HD 7970 X2

Graphics Card

May 2013

Release Date

Aug 2012

GeForce 700

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

863 MHz

Base Clock

-

902 MHz

Boost Clock

-

1502 MHz

Memory Clock

1375 MHz

Memory

3GB

Memory Size

3GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

384bit

288.4GB/s

Bandwidth

264.0GB/s

Render Config

-

Compute Units

32

2304

Shading Units

2048

192

TMUs

128

48

ROPs

32

16 KB (per SMX)

L1 Cache

16 KB (per CU)

1536 KB

L2 Cache

768 KB

Theoretical Performance

43.30 GPixel/s

Pixel Rate

29.60 GPixel/s

173.2 GTexel/s

Texture Rate

118.4 GTexel/s

4.156 TFLOPS

FP32 (float)

3.789 TFLOPS

173.2 GFLOPS

FP64 (double)

947.2 GFLOPS

Board Design

250W

TDP

500W

600 W

Suggested PSU

900 W

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

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

3x 8-pin

Graphics Processor

GK110

GPU Name

New Zealand

GK110-300-A1

GPU Variant

-

Kepler

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

7.08 billion

Transistors

4.313 billion

561 mm²

Die Size

352 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.1

Vulkan

1.2

3.5

CUDA

-

5.1

Shader Model

5.1

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