NVIDIA GeForce RTX 3060 GA104 vs NVIDIA GeForce GT 645 OEM

VS

NVIDIA GeForce RTX 3060 GA104

NVIDIA GeForce GT 645 OEM

We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 3060 GA104 and 1024MB VRAM GeForce GT 645 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3060 GA104 's Advantages

Released 9 years and 5 months late

Boost Clock1777MHz

More VRAM (12GB vs 1024GB)

Larger VRAM bandwidth (360.0GB/s vs 91.87GB/s)

3296 additional rendering cores

NVIDIA GeForce GT 645 OEM 's Advantages

Lower TDP (102W vs 170W)

Score

Benchmark

FP32 (float)

GeForce RTX 3060 GA104 +1325%

12.74 TFLOPS

GeForce GT 645 OEM

0.894 TFLOPS

GeForce RTX 3060 GA104

VS

GeForce GT 645 OEM

Graphics Card

Sep 2021

Release Date

Apr 2012

GeForce 30

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1320 MHz

Base Clock

-

1777 MHz

Boost Clock

-

1875 MHz

Memory Clock

957 MHz

Memory

12GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

192bit

Memory Bus

192bit

360.0GB/s

Bandwidth

91.87GB/s

Render Config

-

28

SM Count

6

3584

Shading Units

288

112

TMUs

48

ROPs

24

112

Tensor Cores

-

28

RT Cores

-

128 KB (per SM)

L1 Cache

64 KB (per SM)

3 MB

L2 Cache

384 KB

-

Theoretical Performance

85.30 GPixel/s

Pixel Rate

9.312 GPixel/s

199.0 GTexel/s

Texture Rate

37.25 GTexel/s

12.74 TFLOPS

FP16 (half)

-

12.74 TFLOPS

FP32 (float)

894.0 GFLOPS

199.0 GFLOPS

FP64 (double)

74.50 GFLOPS

Board Design

170W

TDP

102W

450 W

Suggested PSU

300 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

2x DVI 1x mini-HDMI 1.3a

1x 12-pin

Power Connectors

-

Graphics Processor

GA104

GPU Name

GF114

GA104-150-A1

GPU Variant

-

Ampere

Architecture

Fermi 2.0

Samsung

Foundry

TSMC

8 nm

Process Size

40 nm

17.4 billion

Transistors

1.95 billion

392 mm²

Die Size

332 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

1.1

1.3

Vulkan

N/A

8.6

CUDA

2.1

6.6

Shader Model

5.1

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