NVIDIA GeForce RTX 2080 vs NVIDIA GeForce GTX 650

VS

NVIDIA GeForce RTX 2080 NVIDIA GeForce GTX 650

We compared two Desktop platform GPUs: 8GB VRAM GeForce RTX 2080 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 's Advantages

Released 6 years late

Boost Clock1710MHz

More VRAM (8GB vs 1GB)

Larger VRAM bandwidth (448.0GB/s vs 80.00GB/s)

2560 additional rendering cores

NVIDIA GeForce GTX 650 's Advantages

Lower TDP (65W vs 215W)

Score

Benchmark

FP32 (float)

GeForce RTX 2080 +1140%

10.07 TFLOPS

GeForce GTX 650

0.812 TFLOPS

GeForce RTX 2080

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

1515 MHz

Base Clock

-

1710 MHz

Boost Clock

-

1750 MHz

Memory Clock

1250 MHz

Memory

8GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

128bit

448.0GB/s

Bandwidth

80.00GB/s

Render Config

46

SM Count

-

Compute Units

-

2944

Shading Units

384

184

TMUs

32

64

ROPs

16

368

Tensor Cores

-

46

RT Cores

-

64 KB (per SM)

L1 Cache

16 KB (per SMX)

4 MB

L2 Cache

256 KB

Theoretical Performance

109.4 GPixel/s

Pixel Rate

8.464 GPixel/s

314.6 GTexel/s

Texture Rate

33.86 GTexel/s

20.14 TFLOPS

FP16 (half)

-

10.07 TFLOPS

FP32 (float)

812.5 GFLOPS

314.6 GFLOPS

FP64 (double)

33.86 GFLOPS

Graphics Processor

TU104

GPU Name

GK107

TU104-400A-A1

GPU Variant

GK107-450-A2

Turing

Architecture

Kepler

TSMC

Foundry

TSMC

12 nm

Process Size

28 nm

13.6 billion

Transistors

1.27 billion

545 mm²

Die Size

118 mm²

Board Design

215W

TDP

65W

550 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

1x 6-pin + 1x 8-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

7.5

CUDA

3.0

6.6

Shader Model

5.1

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