NVIDIA GeForce GTX 780 Ti vs NVIDIA GeForce GT 630 Rev. 2

VS

NVIDIA GeForce GTX 780 Ti NVIDIA GeForce GT 630 Rev. 2

We compared two Desktop platform GPUs: 3GB VRAM GeForce GTX 780 Ti and 2GB VRAM GeForce GT 630 Rev. 2 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 6 months late

Boost Clock928MHz

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (336.6GB/s vs 14.40GB/s)

2496 additional rendering cores

NVIDIA GeForce GT 630 Rev. 2 's Advantages

Lower TDP (25W vs 250W)

Score

Benchmark

FP32 (float)

GeForce GTX 780 Ti +671%

5.345 TFLOPS

GeForce GT 630 Rev. 2

0.693 TFLOPS

GeForce GTX 780 Ti

VS

GeForce GT 630 Rev. 2

Graphics Card

Nov 2013

Release Date

May 2013

GeForce 700

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x8

Clock Speeds

875 MHz

Base Clock

-

928 MHz

Boost Clock

-

1753 MHz

Memory Clock

900 MHz

Memory

3GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

384bit

Memory Bus

64bit

336.6GB/s

Bandwidth

14.40GB/s

Render Config

-

SM Count

-

Compute Units

-

2880

Shading Units

384

240

TMUs

32

48

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

16 KB (per SMX)

1536 KB

L2 Cache

512 KB

Theoretical Performance

55.68 GPixel/s

Pixel Rate

7.216 GPixel/s

222.7 GTexel/s

Texture Rate

28.86 GTexel/s

-

FP16 (half)

-

5.345 TFLOPS

FP32 (float)

692.7 GFLOPS

222.7 GFLOPS

FP64 (double)

28.86 GFLOPS

Graphics Processor

GK110B

GPU Name

GK208

GK110-425-B1

GPU Variant

GK208-301-A1

Kepler

Architecture

Kepler 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

7.08 billion

Transistors

1.02 billion

561 mm²

Die Size

87 mm²

Board Design

250W

TDP

25W

600 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.1

3.5

CUDA

3.5

5.1

Shader Model

5.1

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