NVIDIA GeForce GT 640 vs Intel Arc B580

VS

NVIDIA GeForce GT 640

Intel Arc B580

We compared two Desktop platform GPUs: 2GB VRAM GeForce GT 640 and 12GB VRAM Arc B580 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 640 's Advantages

Lower TDP (65W vs 190W)

Intel Arc B580 's Advantages

Released 12 years and 6 months late

Boost Clock2670MHz

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (456.0GB/s vs 28.51GB/s)

2176 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 640

0.693 TFLOPS

Arc B580 +1872%

13.67 TFLOPS

GeForce GT 640

VS

Arc B580

Graphics Card

Jun 2012

Release Date

Dec 2024

GeForce 600

Generation

Battlemage(Arc 5)

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

2670 MHz

-

Boost Clock

2670 MHz

891 MHz

Memory Clock

2375 MHz

Memory

2GB

Memory Size

12GB

DDR3

Memory Type

GDDR6

128bit

Memory Bus

192bit

28.51GB/s

Bandwidth

456.0GB/s

Render Config

-

384

Shading Units

2560

32

TMUs

160

16

ROPs

80

-

Tensor Cores

160

-

RT Cores

20

16 KB (per SMX)

L1 Cache

256 KB (per EU)

256 KB

L2 Cache

18 MB

-

Theoretical Performance

7.216 GPixel/s

Pixel Rate

213.6 GPixel/s

28.86 GTexel/s

Texture Rate

427.2 GTexel/s

-

FP16 (half)

27.34 TFLOPS

692.7 GFLOPS

FP32 (float)

13.67 TFLOPS

28.86 GFLOPS

FP64 (double)

1.709 TFLOPS

Board Design

65W

TDP

190W

250 W

Suggested PSU

450 W

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

Outputs

1x HDMI 2.1a3x DisplayPort 2.1

None

Power Connectors

1x 8-pin

Graphics Processor

GK107

GPU Name

BMG-G21

GK107-300-A2

GPU Variant

SRPMF

Kepler

Architecture

Xe2

TSMC

Foundry

TSMC

28 nm

Process Size

5 nm

1.27 billion

Transistors

19.6 billion

118 mm²

Die Size

272 mm²

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.4

3.0

CUDA

-

5.1

Shader Model

6.6

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