NVIDIA GeForce RTX 3080 Ti vs NVIDIA GeForce GTX 650 Ti OEM

VS

NVIDIA GeForce RTX 3080 Ti NVIDIA GeForce GTX 650 Ti OEM

We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 3080 Ti and 2GB VRAM GeForce GTX 650 Ti OEM 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 and 2 months late

Boost Clock1665MHz

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (912.4GB/s vs 86.40GB/s)

9472 additional rendering cores

NVIDIA GeForce GTX 650 Ti OEM 's Advantages

Lower TDP (110W vs 350W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Ti +2292%

34.1 TFLOPS

GeForce GTX 650 Ti OEM

1.425 TFLOPS

GeForce RTX 3080 Ti

VS

GeForce GTX 650 Ti OEM

Graphics Card

May 2021

Release Date

Mar 2013

GeForce 30

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1365 MHz

Base Clock

-

1665 MHz

Boost Clock

-

1188 MHz

Memory Clock

1350 MHz

Memory

12GB

Memory Size

2GB

GDDR6X

Memory Type

GDDR5

384bit

Memory Bus

128bit

912.4GB/s

Bandwidth

86.40GB/s

Render Config

80

SM Count

-

Compute Units

-

10240

Shading Units

768

320

TMUs

64

112

ROPs

16

320

Tensor Cores

-

80

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per SMX)

6 MB

L2 Cache

256 KB

Theoretical Performance

186.5 GPixel/s

Pixel Rate

14.85 GPixel/s

532.8 GTexel/s

Texture Rate

59.39 GTexel/s

34.10 TFLOPS

FP16 (half)

-

34.10 TFLOPS

FP32 (float)

1425 GFLOPS

532.8 GFLOPS

FP64 (double)

59.39 GFLOPS

Graphics Processor

GA102

GPU Name

GK106

GA102-225-A1

GPU Variant

-

Ampere

Architecture

Kepler

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

28.3 billion

Transistors

2.54 billion

628 mm²

Die Size

221 mm²

Board Design

350W

TDP

110W

750 W

Suggested PSU

300 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

2x DVI 1x mini-HDMI 1.4a

1x 12-pin

Power Connectors

1x 6-pin

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

3.0

6.6

Shader Model

5.1

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