NVIDIA GeForce RTX 4080 16 GB vs NVIDIA GeForce GTX 650 Ti Boost

VS

NVIDIA GeForce RTX 4080 16 GB

NVIDIA GeForce GTX 650 Ti Boost

We compared two Desktop platform GPUs: 16GB VRAM GeForce RTX 4080 16 GB 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 4080 16 GB 's Advantages

Released 9 years and 6 months late

Boost Clock has increased by 143% (2505MHz vs 1032MHz)

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (716.8GB/s vs 144.2GB/s)

8960 additional rendering cores

NVIDIA GeForce GTX 650 Ti Boost 's Advantages

Lower TDP (134W vs 320W)

Score

Benchmark

FP32 (float)

GeForce RTX 4080 16 GB +2975%

48.74 TFLOPS

GeForce GTX 650 Ti Boost

1.585 TFLOPS

GeForce RTX 4080 16 GB

VS

GeForce GTX 650 Ti Boost

Graphics Card

Sep 2022

Release Date

Mar 2013

GeForce 40

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

2205 MHz

Base Clock

980 MHz

2505 MHz

Boost Clock

1032 MHz

1400 MHz

Memory Clock

1502 MHz

Memory

16GB

Memory Size

2GB

GDDR6X

Memory Type

GDDR5

256bit

Memory Bus

192bit

716.8GB/s

Bandwidth

144.2GB/s

Render Config

-

76

SM Count

-

9728

Shading Units

768

304

TMUs

64

112

ROPs

24

304

Tensor Cores

-

76

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per SMX)

64 MB

L2 Cache

384 KB

-

Theoretical Performance

280.6 GPixel/s

Pixel Rate

16.51 GPixel/s

761.5 GTexel/s

Texture Rate

66.05 GTexel/s

48.74 TFLOPS

FP16 (half)

-

48.74 TFLOPS

FP32 (float)

1.585 TFLOPS

761.5 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 16-pin

Power Connectors

1x 6-pin

Graphics Processor

AD103

GPU Name

GK106

AD103-300-A1

GPU Variant

GK106-240-A1

Ada Lovelace

Architecture

Kepler

TSMC

Foundry

TSMC

4 nm

Process Size

28 nm

45.9 billion

Transistors

2.54 billion

379 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

8.9

CUDA

3.0

6.6

Shader Model

5.1

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