NVIDIA GeForce RTX 2080 Ti vs NVIDIA GeForce GTX 650

VS

NVIDIA GeForce RTX 2080 Ti

NVIDIA GeForce GTX 650

We compared two Desktop platform GPUs: 11GB VRAM GeForce RTX 2080 Ti and 1024MB VRAM GeForce GTX 650 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 2080 Ti 's Advantages

Released 6 years late

Boost Clock1545MHz

More VRAM (11GB vs 1024GB)

Larger VRAM bandwidth (616.0GB/s vs 80.00GB/s)

3968 additional rendering cores

NVIDIA GeForce GTX 650 's Advantages

Lower TDP (65W vs 250W)

Score

Benchmark

FP32 (float)

GeForce RTX 2080 Ti +1556%

13.45 TFLOPS

GeForce GTX 650

0.812 TFLOPS

GeForce RTX 2080 Ti

VS

GeForce GTX 650

Graphics Card

Sep 2018

Release Date

Sep 2012

GeForce 20

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1350 MHz

Base Clock

-

1545 MHz

Boost Clock

-

1750 MHz

Memory Clock

1250 MHz

Memory

11GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

352bit

Memory Bus

128bit

616.0GB/s

Bandwidth

80.00GB/s

Render Config

-

68

SM Count

-

4352

Shading Units

384

272

TMUs

32

88

ROPs

16

544

Tensor Cores

-

68

RT Cores

-

64 KB (per SM)

L1 Cache

16 KB (per SMX)

0 MB

L2 Cache

256 KB

-

Theoretical Performance

136.0 GPixel/s

Pixel Rate

8.464 GPixel/s

420.2 GTexel/s

Texture Rate

33.86 GTexel/s

26.90 TFLOPS

FP16 (half)

-

13.45 TFLOPS

FP32 (float)

812.5 GFLOPS

420.2 GFLOPS

FP64 (double)

33.86 GFLOPS

Board Design

250W

TDP

65W

600 W

Suggested PSU

250 W

1x HDMI 2.0 3x DisplayPort 1.4a 1x USB Type-C

Outputs

2x DVI 1x mini-HDMI 1.4a

2x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

TU102

GPU Name

GK107

TU102-300A-K1-A1

GPU Variant

GK107-450-A2

Turing

Architecture

Kepler

TSMC

Foundry

TSMC

12 nm

Process Size

28 nm

18.6 billion

Transistors

1.27 billion

754 mm²

Die Size

118 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

7.5

CUDA

3.0

6.6

Shader Model

5.1

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