NVIDIA GeForce GT 640 OEM Rebrand vs NVIDIA PG506 232

VS

NVIDIA GeForce GT 640 OEM Rebrand

NVIDIA PG506 232

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GT 640 OEM Rebrand and 24GB VRAM PG506 232 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 640 OEM Rebrand 's Advantages

Lower TDP (75W vs 165W)

NVIDIA PG506 232 's Advantages

Released 9 years late

Boost Clock1440MHz

More VRAM (24GB vs 1536GB)

Larger VRAM bandwidth (933.1GB/s vs 38.40GB/s)

3440 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 640 OEM Rebrand

0.415 TFLOPS

PG506 232 +2386%

10.32 TFLOPS

GeForce GT 640 OEM Rebrand

VS

PG506 232

Graphics Card

Apr 2012

Release Date

Apr 2021

GeForce 600

Generation

Tesla

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

930 MHz

-

Boost Clock

1440 MHz

800 MHz

Memory Clock

1215 MHz

Memory

1536MB

Memory Size

24GB

DDR3

Memory Type

HBM2

192bit

Memory Bus

3072bit

38.40GB/s

Bandwidth

933.1GB/s

Render Config

-

3

SM Count

56

144

Shading Units

3584

24

TMUs

224

24

ROPs

96

-

Tensor Cores

224

-

64 KB (per SM)

L1 Cache

192 KB (per SM)

384 KB

L2 Cache

24 MB

-

Theoretical Performance

4.320 GPixel/s

Pixel Rate

138.2 GPixel/s

17.28 GTexel/s

Texture Rate

322.6 GTexel/s

-

FP16 (half)

10.32 TFLOPS

414.7 GFLOPS

FP32 (float)

10.32 TFLOPS

34.56 GFLOPS

FP64 (double)

5.161 TFLOPS

Board Design

75W

TDP

165W

250 W

Suggested PSU

450 W

2x DVI 1x mini-HDMI 1.3a

Outputs

No outputs

None

Power Connectors

8-pin EPS

Graphics Processor

GF116

GPU Name

GA100

GF116-150-A1

GPU Variant

-

Fermi 2.0

Architecture

Ampere

TSMC

Foundry

TSMC

40 nm

Process Size

7 nm

1.17 billion

Transistors

54.2 billion

238 mm²

Die Size

826 mm²

Graphics Features

12 (11_0)

DirectX

N/A

4.6

OpenGL

N/A

1.1

OpenCL

3.0

N/A

Vulkan

N/A

2.1

CUDA

8.0

5.1

Shader Model

N/A

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