NVIDIA GeForce GT 1030 vs NVIDIA GeForce GT 640 Rev. 2

VS

NVIDIA GeForce GT 1030 NVIDIA GeForce GT 640 Rev. 2

We compared two Desktop platform GPUs: 2GB VRAM GeForce GT 1030 and 1024MB VRAM GeForce GT 640 Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 1030 's Advantages

Released 4 years late

Boost Clock1468MHz

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (48.06GB/s vs 40.06GB/s)

Lower TDP (30W vs 49W)

Score

Benchmark

FP32 (float)

GeForce GT 1030 +40%

1.127 TFLOPS

GeForce GT 640 Rev. 2

0.803 TFLOPS

GeForce GT 1030

VS

GeForce GT 640 Rev. 2

Graphics Card

May 2017

Release Date

May 2013

GeForce 10

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x4

Bus Interface

PCIe 2.0 x8

Clock Speeds

1228 MHz

Base Clock

-

1468 MHz

Boost Clock

-

1502 MHz

Memory Clock

1252 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

64bit

48.06GB/s

Bandwidth

40.06GB/s

Render Config

3

SM Count

-

Compute Units

-

384

Shading Units

384

24

TMUs

32

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

48 KB (per SM)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

512 KB

Theoretical Performance

23.49 GPixel/s

Pixel Rate

8.368 GPixel/s

35.23 GTexel/s

Texture Rate

33.47 GTexel/s

17.62 GFLOPS

FP16 (half)

-

1127 GFLOPS

FP32 (float)

803.3 GFLOPS

35.23 GFLOPS

FP64 (double)

33.47 GFLOPS

Graphics Processor

GP108

GPU Name

GK208

GP108-300-A1

GPU Variant

GK208-400-A1

Pascal

Architecture

Kepler 2.0

Samsung

Foundry

TSMC

14 nm

Process Size

28 nm

1.8 billion

Transistors

1.02 billion

74 mm²

Die Size

87 mm²

Board Design

30W

TDP

49W

200 W

Suggested PSU

200 W

1x DVI 1x HDMI 2.0

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

None

Power Connectors

None

Graphics Features

12 (12_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

6.1

CUDA

3.5

6.4

Shader Model

5.1

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