NVIDIA GeForce RTX 3080 Ti vs NVIDIA GeForce GT 630 Rev. 2 PCIe x8

VS

NVIDIA GeForce RTX 3080 Ti

NVIDIA GeForce GT 630 Rev. 2 PCIe x8

We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 3080 Ti and 2GB VRAM GeForce GT 630 Rev. 2 PCIe x8 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 Ti 's Advantages

Released 8 years late

Boost Clock1665MHz

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (912.4GB/s vs 14.40GB/s)

9856 additional rendering cores

NVIDIA GeForce GT 630 Rev. 2 PCIe x8 's Advantages

Lower TDP (25W vs 350W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Ti +4820%

34.1 TFLOPS

GeForce GT 630 Rev. 2 PCIe x8

0.693 TFLOPS

GeForce RTX 3080 Ti

VS

GeForce GT 630 Rev. 2 PCIe x8

Graphics Card

May 2021

Release Date

May 2013

GeForce 30

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x8

Clock Speeds

1365 MHz

Base Clock

-

1665 MHz

Boost Clock

-

1188 MHz

Memory Clock

900 MHz

Memory

12GB

Memory Size

2GB

GDDR6X

Memory Type

DDR3

384bit

Memory Bus

64bit

912.4GB/s

Bandwidth

14.40GB/s

Render Config

-

80

SM Count

-

10240

Shading Units

384

320

TMUs

32

112

ROPs

8

320

Tensor Cores

-

80

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per SMX)

6 MB

L2 Cache

512 KB

-

Theoretical Performance

186.5 GPixel/s

Pixel Rate

7.216 GPixel/s

532.8 GTexel/s

Texture Rate

28.86 GTexel/s

34.10 TFLOPS

FP16 (half)

-

34.10 TFLOPS

FP32 (float)

692.7 GFLOPS

532.8 GFLOPS

FP64 (double)

28.86 GFLOPS

Board Design

350W

TDP

25W

750 W

Suggested PSU

200 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

1x 12-pin

Power Connectors

None

Graphics Processor

GA102

GPU Name

GK208

GA102-225-A1

GPU Variant

GK208-301-A1

Ampere

Architecture

Kepler 2.0

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

28.3 billion

Transistors

1.02 billion

628 mm²

Die Size

87 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

8.6

CUDA

3.5

6.6

Shader Model

5.1

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