NVIDIA GeForce GTX 490 vs NVIDIA GeForce RTX 3080 Ti

VS

NVIDIA GeForce GTX 490

NVIDIA GeForce RTX 3080 Ti

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 490 and 12GB VRAM GeForce RTX 3080 Ti to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 Ti 's Advantages

Boost Clock1665MHz

More VRAM (12GB vs 1536GB)

Larger VRAM bandwidth (912.4GB/s vs 164.0GB/s)

9760 additional rendering cores

Lower TDP (350W vs 365W)

Score

Benchmark

FP32 (float)

GeForce GTX 490

1.166 TFLOPS

GeForce RTX 3080 Ti +2824%

34.1 TFLOPS

GeForce GTX 490

VS

GeForce RTX 3080 Ti

Graphics Card

Unknown

Release Date

May 2021

GeForce 400

Generation

GeForce 30

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1365 MHz

-

Boost Clock

1665 MHz

854 MHz

Memory Clock

1188 MHz

Memory

1536MB

Memory Size

12GB

GDDR5

Memory Type

GDDR6X

384bit

Memory Bus

384bit

164.0GB/s

Bandwidth

912.4GB/s

Render Config

-

15

SM Count

80

480

Shading Units

10240

60

TMUs

320

48

ROPs

112

-

Tensor Cores

320

-

RT Cores

80

64 KB (per SM)

L1 Cache

128 KB (per SM)

768 KB

L2 Cache

6 MB

-

Theoretical Performance

18.24 GPixel/s

Pixel Rate

186.5 GPixel/s

36.48 GTexel/s

Texture Rate

532.8 GTexel/s

-

FP16 (half)

34.10 TFLOPS

1166 GFLOPS

FP32 (float)

34.10 TFLOPS

145.8 GFLOPS

FP64 (double)

532.8 GFLOPS

Board Design

365W

TDP

350W

750 W

Suggested PSU

750 W

3x DVI 1x mini-DisplayPort

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

2x 8-pin

Power Connectors

1x 12-pin

Graphics Processor

GF100

GPU Name

GA102

GF100-375-A3

GPU Variant

GA102-225-A1

Fermi

Architecture

Ampere

TSMC

Foundry

Samsung

40 nm

Process Size

8 nm

3.1 billion

Transistors

28.3 billion

529 mm²

Die Size

628 mm²

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.3

2.0

CUDA

8.6

5.1

Shader Model

6.6

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