NVIDIA GeForce GT 640 OEM Rebrand vs MTT S80

VS

NVIDIA GeForce GT 640 OEM Rebrand

MTT S80

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GT 640 OEM Rebrand and 16GB VRAM MTT S80 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 255W)

MTT S80 's Advantages

Released 11 years and 6 months late

More VRAM (16GB vs 1536GB)

Larger VRAM bandwidth (448GB/s vs 38.40GB/s)

3952 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 640 OEM Rebrand

0.415 TFLOPS

MTT S80 +3369%

14.4 TFLOPS

GeForce GT 640 OEM Rebrand

VS

MTT S80

Graphics Card

Apr 2012

Release Date

Oct 2023

GeForce 600

Generation

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 5.0 x16

Clock Speeds

-

Base Clock

1800 MHz

-

Boost Clock

0 MHz

800 MHz

Memory Clock

MHz

Memory

1536MB

Memory Size

16GB

DDR3

Memory Type

GDDR6

192bit

Memory Bus

256bit

38.40GB/s

Bandwidth

448GB/s

Render Config

-

3

SM Count

144

Shading Units

4096

24

TMUs

24

ROPs

-

Tensor Cores

-

RT Cores

64 KB (per SM)

L1 Cache

384 KB

L2 Cache

0 MB

-

Theoretical Performance

4.320 GPixel/s

Pixel Rate

GPixel/s

17.28 GTexel/s

Texture Rate

GTexel/s

-

FP16 (half)

TFLOPS

414.7 GFLOPS

FP32 (float)

14.4 TFLOPS

34.56 GFLOPS

FP64 (double)

GFLOPS

Board Design

75W

TDP

255W

250 W

Suggested PSU

350 W

2x DVI 1x mini-HDMI 1.3a

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

None

Power Connectors

CPU 8Pin

Graphics Processor

GF116

GPU Name

ChunXiao

GF116-150-A1

GPU Variant

Fermi 2.0

Architecture

MUSA

TSMC

Foundry

TSMC

40 nm

Process Size

7 nm

1.17 billion

Transistors

22 billion

238 mm²

Die Size

Unknown

Graphics Features

12 (11_0)

DirectX

11

4.6

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.3

2.1

CUDA

5.1

Shader Model

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