Intel Arc A580 vs NVIDIA GeForce GT 645 OEM

VS

Intel Arc A580

NVIDIA GeForce GT 645 OEM

We compared two Desktop platform GPUs: 8GB VRAM Arc A580 and 1024MB VRAM GeForce GT 645 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

Intel Arc A580 's Advantages

Released 11 years and 6 months late

Boost Clock2000MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (512.0GB/s vs 91.87GB/s)

2784 additional rendering cores

NVIDIA GeForce GT 645 OEM 's Advantages

Lower TDP (102W vs 175W)

Score

Benchmark

FP32 (float)

Arc A580 +1274%

12.29 TFLOPS

GeForce GT 645 OEM

0.894 TFLOPS

Arc A580

VS

GeForce GT 645 OEM

Graphics Card

Oct 2023

Release Date

Apr 2012

Alchemist(Arc 5)

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1700 MHz

Base Clock

-

2000 MHz

Boost Clock

-

2000 MHz

Memory Clock

957 MHz

Memory

8GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

192bit

512.0GB/s

Bandwidth

91.87GB/s

Render Config

-

SM Count

6

3072

Shading Units

288

192

TMUs

48

96

ROPs

24

384

Tensor Cores

-

24

RT Cores

-

L1 Cache

64 KB (per SM)

8 MB

L2 Cache

384 KB

-

Theoretical Performance

192.0 GPixel/s

Pixel Rate

9.312 GPixel/s

384.0 GTexel/s

Texture Rate

37.25 GTexel/s

24.58 TFLOPS

FP16 (half)

-

12.29 TFLOPS

FP32 (float)

894.0 GFLOPS

1.536 TFLOPS

FP64 (double)

74.50 GFLOPS

Board Design

175W

TDP

102W

450 W

Suggested PSU

300 W

1x HDMI 2.13x DisplayPort 2.0

Outputs

2x DVI 1x mini-HDMI 1.3a

2x 8-pin

Power Connectors

-

Graphics Processor

DG2-512

GPU Name

GF114

ACM-G10

GPU Variant

-

Generation 12.7

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

6 nm

Process Size

40 nm

21.7 billion

Transistors

1.95 billion

406 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

-

CUDA

2.1

6.6

Shader Model

5.1

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