NVIDIA GeForce RTX 3080 vs NVIDIA GeForce GTX 650 Ti Boost

VS

NVIDIA GeForce RTX 3080

NVIDIA GeForce GTX 650 Ti Boost

We compared two Desktop platform GPUs: 10GB VRAM GeForce RTX 3080 and 2GB VRAM GeForce GTX 650 Ti Boost to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 's Advantages

Released 7 years and 6 months late

Boost Clock has increased by 66% (1710MHz vs 1032MHz)

More VRAM (10GB vs 2GB)

Larger VRAM bandwidth (760.3GB/s vs 144.2GB/s)

7936 additional rendering cores

NVIDIA GeForce GTX 650 Ti Boost 's Advantages

Lower TDP (134W vs 320W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 +1778%

29.77 TFLOPS

GeForce GTX 650 Ti Boost

1.585 TFLOPS

GeForce RTX 3080

VS

GeForce GTX 650 Ti Boost

Graphics Card

Sep 2020

Release Date

Mar 2013

GeForce 30

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1440 MHz

Base Clock

980 MHz

1710 MHz

Boost Clock

1032 MHz

1188 MHz

Memory Clock

1502 MHz

Memory

10GB

Memory Size

2GB

GDDR6X

Memory Type

GDDR5

320bit

Memory Bus

192bit

760.3GB/s

Bandwidth

144.2GB/s

Render Config

-

68

SM Count

-

8704

Shading Units

768

272

TMUs

64

96

ROPs

24

272

Tensor Cores

-

68

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per SMX)

5 MB

L2 Cache

384 KB

-

Theoretical Performance

164.2 GPixel/s

Pixel Rate

16.51 GPixel/s

465.1 GTexel/s

Texture Rate

66.05 GTexel/s

29.77 TFLOPS

FP16 (half)

-

29.77 TFLOPS

FP32 (float)

1.585 TFLOPS

465.1 GFLOPS

FP64 (double)

66.05 GFLOPS

Board Design

320W

TDP

134W

700 W

Suggested PSU

300 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

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

1x 12-pin

Power Connectors

1x 6-pin

Graphics Processor

GA102

GPU Name

GK106

GA102-200-KD-A1

GPU Variant

GK106-240-A1

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

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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