NVIDIA RTX A5000-8Q vs NVIDIA GeForce GT 640

VS

NVIDIA RTX A5000-8Q

NVIDIA GeForce GT 640

We compared two Desktop platform GPUs: 8GB VRAM RTX A5000 8Q and 2GB VRAM GeForce GT 640 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A5000-8Q 's Advantages

Released 8 years and 10 months late

Boost Clock1695MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (768.0GB/s vs 28.51GB/s)

7808 additional rendering cores

NVIDIA GeForce GT 640 's Advantages

Lower TDP (65W vs 230W)

Score

Benchmark

FP32 (float)

RTX A5000 8Q +3907%

27.77 TFLOPS

GeForce GT 640

0.693 TFLOPS

RTX A5000 8Q

VS

GeForce GT 640

Graphics Card

Apr 2021

Release Date

Jun 2012

Quadro Ampere

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1170 MHz

Base Clock

-

1695 MHz

Boost Clock

-

2000 MHz

Memory Clock

891 MHz

Memory

8GB

Memory Size

2GB

GDDR6

Memory Type

DDR3

384bit

Memory Bus

128bit

768.0GB/s

Bandwidth

28.51GB/s

Render Config

-

64

SM Count

-

8192

Shading Units

384

256

TMUs

32

96

ROPs

16

256

Tensor Cores

-

64

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per SMX)

6 MB

L2 Cache

256 KB

-

Theoretical Performance

162.7 GPixel/s

Pixel Rate

7.216 GPixel/s

433.9 GTexel/s

Texture Rate

28.86 GTexel/s

27.77 TFLOPS

FP16 (half)

-

27.77 TFLOPS

FP32 (float)

692.7 GFLOPS

433.9 GFLOPS

FP64 (double)

28.86 GFLOPS

Board Design

230W

TDP

65W

550 W

Suggested PSU

250 W

4x DisplayPort 1.4a

Outputs

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

1x 8-pin

Power Connectors

None

Graphics Processor

GA102

GPU Name

GK107

-

GPU Variant

GK107-300-A2

Ampere

Architecture

Kepler

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

28.3 billion

Transistors

1.27 billion

628 mm²

Die Size

118 mm²

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

8.6

CUDA

3.0

6.7

Shader Model

5.1

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