NVIDIA GeForce GTX 780 Ti vs AMD Radeon HD 6930

VS

NVIDIA GeForce GTX 780 Ti

AMD Radeon HD 6930

We compared two Desktop platform GPUs: 3GB VRAM GeForce GTX 780 Ti and 1024MB VRAM Radeon HD 6930 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 780 Ti 's Advantages

Released 1 years and 11 months late

Boost Clock928MHz

More VRAM (3GB vs 1024GB)

Larger VRAM bandwidth (336.6GB/s vs 153.6GB/s)

1600 additional rendering cores

AMD Radeon HD 6930 's Advantages

Lower TDP (186W vs 250W)

Score

Benchmark

FP32 (float)

GeForce GTX 780 Ti +178%

5.345 TFLOPS

Radeon HD 6930

1.92 TFLOPS

GeForce GTX 780 Ti

VS

Radeon HD 6930

Graphics Card

Nov 2013

Release Date

Dec 2011

GeForce 700

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

875 MHz

Base Clock

-

928 MHz

Boost Clock

-

1753 MHz

Memory Clock

1200 MHz

Memory

3GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

256bit

336.6GB/s

Bandwidth

153.6GB/s

Render Config

-

Compute Units

20

-

2880

Shading Units

1280

240

TMUs

80

48

ROPs

32

-

16 KB (per SMX)

L1 Cache

8 KB (per CU)

1536 KB

L2 Cache

512 KB

-

Theoretical Performance

55.68 GPixel/s

Pixel Rate

24.00 GPixel/s

222.7 GTexel/s

Texture Rate

60.00 GTexel/s

-

5.345 TFLOPS

FP32 (float)

1.920 TFLOPS

222.7 GFLOPS

FP64 (double)

480.0 GFLOPS

Board Design

250W

TDP

186W

600 W

Suggested PSU

450 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

2x 6-pin

Graphics Processor

GK110B

GPU Name

Cayman

GK110-425-B1

GPU Variant

Cayman CE (215-0807105)

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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