NVIDIA GeForce GTX 1630 vs NVIDIA GeForce GTX 645 OEM

VS

NVIDIA GeForce GTX 1630

NVIDIA GeForce GTX 645 OEM

We compared two Desktop platform GPUs: 4GB VRAM GeForce GTX 1630 and 1024MB VRAM GeForce GTX 645 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 1630 's Advantages

Released 9 years and 2 months late

Boost Clock1785MHz

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (96.00GB/s vs 64.00GB/s)

NVIDIA GeForce GTX 645 OEM 's Advantages

64 additional rendering cores

Lower TDP (65W vs 75W)

Score

Benchmark

FP32 (float)

GeForce GTX 1630 +92%

1.828 TFLOPS

GeForce GTX 645 OEM

0.949 TFLOPS

GeForce GTX 1630

VS

GeForce GTX 645 OEM

Graphics Card

Jun 2022

Release Date

Apr 2013

GeForce 16

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1740 MHz

Base Clock

-

1785 MHz

Boost Clock

-

1500 MHz

Memory Clock

1000 MHz

Memory

4GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

64bit

Memory Bus

128bit

96.00GB/s

Bandwidth

64.00GB/s

Render Config

-

8

SM Count

-

512

Shading Units

576

32

TMUs

48

16

ROPs

16

-

64 KB (per SM)

L1 Cache

16 KB (per SMX)

1024 KB

L2 Cache

256 KB

-

Theoretical Performance

28.56 GPixel/s

Pixel Rate

9.888 GPixel/s

57.12 GTexel/s

Texture Rate

39.55 GTexel/s

3.656 TFLOPS

FP16 (half)

-

1.828 TFLOPS

FP32 (float)

949.2 GFLOPS

57.12 GFLOPS

FP64 (double)

39.55 GFLOPS

Board Design

75W

TDP

65W

250 W

Suggested PSU

250 W

1x DVI 1x HDMI 2.0 1x DisplayPort 1.4a

Outputs

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

None

Power Connectors

None

Graphics Processor

TU117

GPU Name

GK106

TU117-150-KA-A1

GPU Variant

GK106-200-A1

Turing

Architecture

Kepler

TSMC

Foundry

TSMC

12 nm

Process Size

28 nm

4.7 billion

Transistors

2.54 billion

200 mm²

Die Size

221 mm²

Graphics Features

12 (12_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

7.5

CUDA

3.0

6.7

Shader Model

5.1

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