NVIDIA GeForce GT 640 vs AMD Radeon RX 5300 XT

VS

NVIDIA GeForce GT 640

AMD Radeon RX 5300 XT

We compared two Desktop platform GPUs: 2GB VRAM GeForce GT 640 and 4GB VRAM Radeon RX 5300 XT 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 100W)

AMD Radeon RX 5300 XT 's Advantages

Released 7 years and 4 months late

Boost Clock1845MHz

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (112.0GB/s vs 28.51GB/s)

1024 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 640

0.693 TFLOPS

Radeon RX 5300 XT +649%

5.196 TFLOPS

GeForce GT 640

VS

Radeon RX 5300 XT

Graphics Card

Jun 2012

Release Date

Oct 2019

GeForce 600

Generation

Navi

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

1670 MHz

-

Boost Clock

1845 MHz

891 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

4GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

28.51GB/s

Bandwidth

112.0GB/s

Render Config

-

Compute Units

22

-

384

Shading Units

1408

32

TMUs

88

16

ROPs

32

-

16 KB (per SMX)

L1 Cache

-

256 KB

L2 Cache

2 MB

-

Theoretical Performance

7.216 GPixel/s

Pixel Rate

59.04 GPixel/s

28.86 GTexel/s

Texture Rate

162.4 GTexel/s

-

FP16 (half)

10.39 TFLOPS

692.7 GFLOPS

FP32 (float)

5.196 TFLOPS

28.86 GFLOPS

FP64 (double)

324.7 GFLOPS

Board Design

65W

TDP

100W

250 W

Suggested PSU

300 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

None

Power Connectors

1x 6-pin

Graphics Processor

GK107

GPU Name

Navi 14

GK107-300-A2

GPU Variant

Navi 14 XL

Kepler

Architecture

RDNA 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

1.27 billion

Transistors

6.4 billion

118 mm²

Die Size

158 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.1

Vulkan

1.3

3.0

CUDA

-

5.1

Shader Model

6.5

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