NVIDIA GeForce GTX 780 Ti vs ATI Radeon HD 5950

VS

NVIDIA GeForce GTX 780 Ti

ATI Radeon HD 5950

We compared two Desktop platform GPUs: 3GB VRAM GeForce GTX 780 Ti and 1024MB VRAM ATI Radeon HD 5950 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 780 Ti 's Advantages

Boost Clock928MHz

More VRAM (3GB vs 1024GB)

Larger VRAM bandwidth (336.6GB/s vs 128.0GB/s)

1440 additional rendering cores

Lower TDP (250W vs 302W)

Score

Benchmark

FP32 (float)

GeForce GTX 780 Ti +155%

5.345 TFLOPS

ATI Radeon HD 5950

2.088 TFLOPS

GeForce GTX 780 Ti

VS

ATI Radeon HD 5950

Graphics Card

Nov 2013

Release Date

Unknown

GeForce 700

Generation

Evergreen

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

1000 MHz

Memory

3GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

256bit

336.6GB/s

Bandwidth

128.0GB/s

Render Config

-

Compute Units

18

-

2880

Shading Units

1440

240

TMUs

72

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

23.20 GPixel/s

222.7 GTexel/s

Texture Rate

52.20 GTexel/s

-

5.345 TFLOPS

FP32 (float)

2.088 TFLOPS

222.7 GFLOPS

FP64 (double)

-

Board Design

250W

TDP

302W

600 W

Suggested PSU

700 W

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

Outputs

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GK110B

GPU Name

Hemlock

GK110-425-B1

GPU Variant

Hemlock PRO

Kepler

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

7.08 billion

Transistors

2.154 billion

561 mm²

Die Size

334 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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