GeForce GTX 780 vs GeForce GTX 490

VS

NVIDIA GeForce GTX 780

NVIDIA GeForce GTX 490

We compared two Desktop platform GPUs: 3GB VRAM GeForce GTX 780 and 1536MB VRAM GeForce GTX 490 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

GeForce GTX 780 's Advantages

Boost Clock902MHz

More VRAM (3GB vs 1536GB)

Larger VRAM bandwidth (288.4GB/s vs 164.0GB/s)

1824 additional rendering cores

Lower TDP (250W vs 365W)

Score

Benchmark

FP32 (float)

GeForce GTX 780 +256%

4156

GeForce GTX 490

1166

GeForce GTX 780

VS

GeForce GTX 490

Graphics Card

May 2013

Release Date

Unknown

GeForce 700

Generation

GeForce 400

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

854 MHz

Memory

3GB

Memory Size

1536MB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

384bit

288.4GB/s

Bandwidth

164.0GB/s

Render Config

-

SM Count

15

2304

Shading Units

480

192

TMUs

60

48

ROPs

48

16 KB (per SMX)

L1 Cache

64 KB (per SM)

1536 KB

L2 Cache

768 KB

Theoretical Performance

43.30 GPixel/s

Pixel Rate

18.24 GPixel/s

173.2 GTexel/s

Texture Rate

36.48 GTexel/s

4.156 TFLOPS

FP32 (float)

1166 GFLOPS

173.2 GFLOPS

FP64 (double)

145.8 GFLOPS

Board Design

250W

TDP

365W

600 W

Suggested PSU

750 W

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

Outputs

3x DVI 1x mini-DisplayPort

1x 6-pin + 1x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

GK110

GPU Name

GF100

GK110-300-A1

GPU Variant

GF100-375-A3

Kepler

Architecture

Fermi

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

7.08 billion

Transistors

3.1 billion

561 mm²

Die Size

529 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

1.1

Vulkan

N/A

3.5

CUDA

2.0

5.1

Shader Model

5.1

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