NVIDIA GeForce GT 630 vs NVIDIA GeForce GTX 490

VS

NVIDIA GeForce GT 630

NVIDIA GeForce GTX 490

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 630 and 1536MB VRAM GeForce GTX 490 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 630 's Advantages

Lower TDP (65W vs 365W)

NVIDIA GeForce GTX 490 's Advantages

More VRAM (1536GB vs 1024GB)

Larger VRAM bandwidth (164.0GB/s vs 28.80GB/s)

384 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 630

0.311 TFLOPS

GeForce GTX 490 +274%

1.166 TFLOPS

GeForce GT 630

VS

GeForce GTX 490

Graphics Card

May 2012

Release Date

Unknown

GeForce 600

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

854 MHz

Memory

1024MB

Memory Size

1536MB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

384bit

28.80GB/s

Bandwidth

164.0GB/s

Render Config

-

2

SM Count

15

96

Shading Units

480

16

TMUs

60

4

ROPs

48

-

64 KB (per SM)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

768 KB

-

Theoretical Performance

3.240 GPixel/s

Pixel Rate

18.24 GPixel/s

12.96 GTexel/s

Texture Rate

36.48 GTexel/s

-

311.0 GFLOPS

FP32 (float)

1166 GFLOPS

25.92 GFLOPS

FP64 (double)

145.8 GFLOPS

Board Design

65W

TDP

365W

250 W

Suggested PSU

750 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

3x DVI 1x mini-DisplayPort

None

Power Connectors

2x 8-pin

Graphics Processor

GF108

GPU Name

GF100

GF108-400-A1

GPU Variant

GF100-375-A3

Fermi

Architecture

Fermi

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.585 billion

Transistors

3.1 billion

116 mm²

Die Size

529 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.1

OpenCL

1.1

N/A

Vulkan

N/A

2.1

CUDA

2.0

5.1

Shader Model

5.1

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