NVIDIA GeForce GTX 780 Rev. 2 vs AMD Radeon HD 6970 X2

VS

NVIDIA GeForce GTX 780 Rev. 2

AMD Radeon HD 6970 X2

We compared two Desktop platform GPUs: 3GB VRAM GeForce GTX 780 Rev. 2 and 2GB VRAM Radeon HD 6970 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 780 Rev. 2 's Advantages

Boost Clock902MHz

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (288.4GB/s vs 176.0GB/s)

768 additional rendering cores

Lower TDP (250W vs 375W)

Score

Benchmark

FP32 (float)

GeForce GTX 780 Rev. 2 +53%

4.156 TFLOPS

Radeon HD 6970 X2

2.703 TFLOPS

GeForce GTX 780 Rev. 2

VS

Radeon HD 6970 X2

Graphics Card

Sep 2013

Release Date

Unknown

GeForce 700

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

863 MHz

Base Clock

-

902 MHz

Boost Clock

-

1502 MHz

Memory Clock

1375 MHz

Memory

3GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

256bit

288.4GB/s

Bandwidth

176.0GB/s

Render Config

-

Compute Units

24

-

2304

Shading Units

1536

192

TMUs

96

48

ROPs

32

-

16 KB (per SMX)

L1 Cache

8 KB (per CU)

1536 KB

L2 Cache

512 KB

-

Theoretical Performance

43.30 GPixel/s

Pixel Rate

28.16 GPixel/s

173.2 GTexel/s

Texture Rate

84.48 GTexel/s

-

4.156 TFLOPS

FP32 (float)

2.703 TFLOPS

173.2 GFLOPS

FP64 (double)

-

Board Design

250W

TDP

375W

600 W

Suggested PSU

750 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

GK110B

GPU Name

Antilles

GK110-300-B1

GPU Variant

Antilles XT (215-0807027)

Kepler

Architecture

TeraScale 3

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

7.08 billion

Transistors

2.64 billion

561 mm²

Die Size

389 mm²

Graphics Features

12 (11_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.1

Vulkan

N/A

3.5

CUDA

-

5.1

Shader Model

5.0

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